NICE M3BAR barrier gate – without boom arm


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NICE M3BAR barrier gate – without boom arm NICE M3BAR barrier gate – without boom arm
NICE-M3BAR
In stock
€1,426.82 excluding VAT
€1,754.98 including VAT

 pcs
Weight
80 kg

Description of NICE M3BAR barrier gate – without boom arm

NICE M3BAR is an electromechanical barrier for controlled vehicle access, supplied without a boom. It has a 24 V DC motor 24 V DC and a built-in control unit BCU1 R10 (XBA3 R10). The standard configuration is powered from a 230 V AC; 24 V is the motor voltage.

It is designed for a boom specified as 3 m. The steel housing, balancing spring and aluminium boom with an elliptical cross-section allow intensive use within the operating limits. Choose the boom, receiver and safety accessories to suit the specific configuration.

If you already have a barrier, first check the control board marking. The following settings apply to the BCU1 R10 with display and rotary selector; the older XBA3 has different controls and is not interchangeable based solely on a similar name.

Quick navigation
Selection and limitsKits and alternatives
AccessoriesInstallation and anchoring
Spring and balancingStops
WiringTerminals and wiring diagram
Setup and testingProgramming
Two barriersBackup and radio
DiagnosticsReset
Manual releaseMaintenance
Specifications and dimensionsPDF manual

When to choose NICE M3BAR

What to checkSpecification and meaning
BoomXBA15 – 3,150 mm
Clear opening width2.32–2.82 m
Adjustable operating time1.5–4 s
Max. cycles at rated torque500 cycles/h
Manual releaseWith a key in the event of a power failure or during servicing
Two opposing barriersMaster–Slave synchronisation

The boom length is not the clear opening width. When selecting a boom, allow for the space taken up by the housing and mounting bracket; check the final clear opening on site. Operating time depends on the settings, the boom and its accessories. The maximum number of cycles does not guarantee unlimited operation under all load conditions.

The barrier is designed for vehicles. The boom must not endanger pedestrians; provide a separate pedestrian passage and select safety devices according to the risks at the specific entrance. Before installation, also check the clearance above the boom when it is in the open position.

Boom accessories and their limitations

AccessoryCondition
Rubber and lightsPermitted with the correct boom, wiring and balancing.
Under-boom barrier WA13Not permitted for M3BAR.
Mobile support WA12Not permitted for M3BAR.
Folding joint XBA11Only for use with the correct XBA15 boom and joint geometry; it is not a universal joint for any boom.

After adding lights, rubber, a support or an under-boom barrier, reassess the spring attachment and balancing. Increasing motor force is no substitute for correct mechanical adjustment.

Barrier kits with boom and accessories

For a complete assembly with a boom, choose from the available kits. The stated length refers to the boom, not the clear opening width. Kits from different product ranges have different control units and limits; open the kit product page to see its exact contents.

NICE M3BAR barrier kits
M3BAR – 3 m boom
NICE M-Bar M3BAR fast barrier kit with 3 m boom and accessories

Accessories compatible with the M3BAR barrier

Choose accessories to suit the boom and intended use. When fitting multiple accessories, their combined mechanical and electrical limits must also be observed.

WhatWhyType
Boom
NICE XBA15 – white powder-coated aluminium boom, 69x92x3150mm
The housing is supplied without a boom; choose the length according to the clear opening width.
Fixed support
NICE WA11 – orange height-adjustable support for the boom
Adjustable support for the end of the closed boom; do not confuse it with a mobile support.
Reflective stickers
NICE WA10 - set of 24 red reflective stickers
24 red stickers for better arm visibility.
Arm lighting
NICE XBA4 - clip-on warning lights for a 4 m arm
XBA4: lights for arms up to 4 m long. Connect to LIGHT depending on the installed type.
Protective rubber
NICE XBA13 - impact-protection rubber, 9x1m
9 sections of 1 m each; mechanical protection for the arm edge, does not replace a safety edge.
Backup power
NICE PS224 - backup battery for the barrier operator with integrated charging
Rechargeable battery, 24 V. Connect after setting up the barrier; the number of operating cycles depends on the charge level and equipment.
Beacon in housing
NICE XBA7 - built-in beacon/automatic lighting for barrier
Signals movement and diagnostics; dedicated INTERNAL LIGHT connector.
Traffic light in housing
NICE XBA8 - built-in traffic light for M-Bar and L-Bar barriers
Controls traffic flow according to the programmed INTERNAL LIGHT mode.
Swing-away bracket
NICE XBA10 - bracket for mounting the arm, with manual side-folding capability
Allows the arm to be manually folded to the side. Folding is manual; do not confuse it with the XBA11 articulated joint.
Articulated joint
NICE XBA11 - articulated joint for XBA15 arms in low-clearance installations
For low ceilings with the correct XBA15 arm; application range 1 950–2 400 mm, depending on accessory geometry.
Photocells
Two-wire BlueBUS; repeat the Set 1.
Remote control
Plug-in SM receiver and transmitter with supported coding. Check the kit contents when ordering.
Control board
Replacement board from the current generation; not an additional external control unit required for a standalone barrier.
Service and setup
BUS T4 for diagnostics and the service counter.
Solar power supply
Alternative power source to replace mains power; do not connect 230 V at the same time in this configuration.

Housing and arm installation

Installation, mains connection and commissioning must be carried out by a qualified technician. Disconnect the mains supply and backup battery before starting work. Check that the base is solid, drainage is adequate, there is room for the full arm, and the release mechanism is safely accessible.

Foundation plate and anchoring

If the existing foundation surface is suitable, mark four holes to match the housing and choose anchors suitable for the substrate. For a new foundation, install conduits, the four supplied anchor bolts and a horizontally positioned foundation plate parallel to the arm.

Substrate checkRequirement
Concrete foundationReinforced concrete, at least 0.15 m thick and with a volume greater than 0.2 m³. The technician must determine the foundation dimensions according to local conditions.
Concrete anchors4 anchors with 12 MA (M12) bolts, each with a tensile resistance of at least approximately 3.9 kN.
Other load-bearing materialVerify the strength of the substrate and the four anchoring points for a load of at least approximately 9.8 kN.
InstallationPosition the plate level with the surface; secure the housing only after the concrete has fully cured.

NICE M-BAR – foundation plate and anchor bolts

NICE M-BAR – securing the housing to the anchor points

Mounting and assembling the arm

  1. Insert the two specified pins into the output shaft. Fit the arm holder in the vertical arm, and secure it with bolts and spring washers.
  2. Fit the cover onto the holder using six screws; leave them loose for now.
  3. Insert the supplied connecting insert into the end of the correct aluminium arm and secure it with a screw.
  4. Insert the protective rubber and the corresponding connectors into the grooves, then fit the end cap and rubber caps.
  5. Slide the entire arm into the holder as far as it will go and fully tighten all six screws.
  6. Install the selected equipment, then complete the spring adjustment, balancing and learning procedure.

NICE M-BAR – arm holder on the output shaft

NICE M-BAR – inserting the arm into the holder and tightening it

Left- or right-hand barrier installation

The spring hinge side must match the direction selector position on the control board. RH/DX is for a spring on the right side of the balance lever, LH/SX for a spring on the left side. A technician must change the mechanical configuration with the spring safely released; simply turning the switch while leaving the mechanics unchanged is not sufficient.

NICE M-BAR – direction switch and corresponding spring side

Spring attachment and boom balancing

Adjust the spring according to the actual length and weight of the boom with its accessories fitted. For the standard configuration, select the exact model and length column in section A. The upper hole is identified by the letter A/B/C and the lower hole by the number 1/2/3. You cannot determine the position from the kit name alone.

For M3BAR, use section A: select its own column according to the boom length and the row for the protective rubber, rubber with lights, or XBA11 joint.

M3BAR assemblySpring attachment
XBA15 shortened to 2.65 m, with protective rubberA / 1
XBA15, 3.15 m long, with protective rubberA / 3
XBA11 folding jointB / 3 for the joint configuration shown; check your own geometry.

NICE M3BAR – original spring attachment table by boom and accessories

Use the table only if the bracket, spring, and hole layout match those shown. If the mechanical configuration differs, follow the instructions supplied with the specific barrier.

The examples apply to the configuration specified. If additional accessories are fitted, follow the table, not the standard example. Before moving or replacing the spring, a technician must safely release its preload and secure the boom.

Checking the balance at 45°, 20° and 70°

  1. Disconnect the mains and backup battery, then release the gearmotor using the key. Support the boom securely and set it to approximately 45°.
  2. If the boom rises, reduce the preload by turning the spring clockwise. If it lowers, increase the preload by turning it counterclockwise.
  3. Repeat the check at approximately 20° and 70°. The boom must not move significantly on its own.
  4. Check that the spring is arranged evenly and secure it against rotation with nut B as shown. Check that it is securely fastened and lock the gearmotor.

With the motor released, the force required to move the M3BAR boom by hand, whether opening or closing and at any position, must not exceed approximately 15 N. This is the maximum permitted imbalance. Measure the force perpendicular to the boom, 1 m from the pivot; this is not the motor impact force setting.

NICE M-BAR – balancing spring adjustment

Mechanical stops

With the mechanism released, manually move it through its full travel. Use the stop screws to set the horizontal closed and vertical open positions, then tighten the locknuts. Then perform Set 2 position learning. Electronic position learning does not replace correctly adjusted mechanical stops.

NICE M-BAR – mechanical stop screws

Wiring and power supply separation

Connect the 230 V mains cable to the L/N mains terminal block and the protective conductor, following the original installation. Secure the cable with a cable gland and strain relief. Do not connect 230 V to the command inputs or BlueBUS. Do not interchange the motor and accessory circuits.

CableCross-section and length
230 V mains3 × 1.5 mm² up to 30 m; for longer runs, use 3 × 2.5 mm² and suitable grounding.
BlueBUS2 × 0.5 mm² up to 20 m; use 2 × 1 mm² for runs up to 40 m.
Key switchTwo 2 × 0.25 mm² cables up to 30 m; these can be replaced with one 4 × 0.5 mm² cable.
OPEN / CLOSE2 × 0.25 mm² up to 30 m for each input.
Flashing light / indicator2 × 0.5 mm² up to 30 m; the device voltage must match the output setting.
Master–Slave2 × 1 mm² up to 20 m.
AntennaRG58 coaxial cable, maximum 15 m; a length under 5 m is recommended.

BCU1 R10 control unit: diagram and terminals

Disconnect the mains and battery before wiring. The terminal blocks are removable; connect the wires according to the markings on your own board. The following diagram is for a controller with a display and rotary selector.

NICE BCU1 – original diagram of terminals, BlueBUS and command inputs

Terminal / connectorWhat to connect
FLASHFlashing light, standard 12 V DC, max. 21 W. OU2 changes both the function and voltage; check the current setting before connecting.
LIGHTBoom lights, standard circuit 24 V DC, max. 10 W; OU1 function.
OGIBarrier indicator, 24 V DC, max. 10 W; its operation is determined by OU3.
24 V DC (+ / −)Dedicated power supply for compatible accessories: exact terminal polarity, tolerance −30% / +10%, maximum 500 mA total.
BlueBUSTwo-wire power supply and communication for compatible accessories; no polarity.
STOPNO or NC contact, or 8.2 kΩ resistor, with no +/− polarity; the type is identified during learning. A subsequent change of state stops the manoeuvre.
SbS / OPEN / CLOSEVoltage-free NO switching contacts, with no polarity, for step-by-step, opening or closing commands. The In1–In3 assignments can be changed.
HP SbSVoltage-free NO input with no polarity and high priority; default In4 = 6.
LOOP1 / LOOP2Voltage-free NO contact from the external detector output, with no polarity. The detector has a separate power supply, which must match its specifications; do not connect the loop itself to these inputs.
MASTER–SLAVECommunication between two opposing barriers; maintain the 1–1 and 2–2 connections.
SAFETYNC safety contact for the folding boom, depending on the equipment used.
INTERNAL LIGHTDedicated connector for XBA7 or XBA8, OU4 function.
ANTENNA / SMAntenna: centre conductor and shielding as shown in the diagram; not a +/− power supply. SM is a dedicated socket for a compatible receiver; do not connect an external 24 V power supply to it.

24 V DC accessory power: positive and negative

To power a compatible external receiver or key-switch lighting, use the separate 24 V two-pole terminal block on HP SbS and LOOP1. It provides 24 V DC, tolerance −30% / +10%, maximum 500 mA total for all devices powered from this output. Check their voltage, polarity and total current draw.

As viewed in the image below, negative (−) is on the left and positive (+) is on the right. This order applies to the 24 V terminal block shown; do not assume it applies to another connector.

NICE BCU1 – 24 V DC terminal block, negative on the left and positive on the right

BCU1 R10 terminalAccessory connection
24 V: negative (−)Left pole in the image → power terminal − / 0 V / GND of the device, according to the marking on its power input.
24 V: positive (+)Right pole in the image → power terminal + / +24 V of a device designed for this voltage range.
Command contactIf the device controls the barrier via a relay output, connect its COM and NO to the two terminals of the selected input SbS, OPEN or CLOSE. This is a voltage-free, polarity-independent contact, isolated from the +/− power supply. Do not apply supply voltage to the input.

BlueBUS has no +/− polarity: connect both BlueBUS terminals on the TX and RX photocells in parallel to the board’s two BlueBUS terminals. EPMB photocells must not be connected to the separate 24 V auxiliary output. Use the STOP, LOOP1/LOOP2 and command inputs according to their contact type; they are not accessory power outputs.

During testing, also check how the connected devices behave in the selected Stand-by mode. The board switches off some circuits in this mode; verify the availability of the required controls and safety functions in the complete system.

BlueBUS photocells and the STOP input

EPMB photocells are connected in parallel to the two BlueBUS wires. The TX and RX units of one pair must have the same address; another pair requires a different one. For safety protection across the passage, use the FOTO, FOTO II, FOTO 1 or FOTO 1 II addresses according to position and function. FA1/FA2 are command addresses for opening and do not replace the photocells’ safety function.

NICE M-BAR – photocell layout for BCU1 control unit

NICE BCU1 – photocell addresses and jumper positions

After adding or removing photocells or changing the STOP input, perform Set 1 and test the safety functions again. Do not disable STOP by bridging a fault; the connection of multiple safety devices must account for their type and monitoring.

Lights, warning light and traffic light

XBA4 are fitted into the boom slot according to their own instructions. XBA7 and XBA8 are connected to INTERNAL LIGHT. Before changing OU1–OU4, check the output voltage and maximum power rating. Do not confuse the traffic-light connector with the terminal for a standard external warning light.

FLASH, LIGHT and OGI are separate controlled outputs. The +/− order of the 24 V terminal block shown above does not indicate their polarity. For LED or other polarity-sensitive devices, follow the markings for the specific board output and the connection instructions for the accessory; this diagram does not show the order of the poles. Connect XBA7/XBA8 using the supplied INTERNAL LIGHT connector and PS224 using its own BATTERY connector, not to the 24 V auxiliary output.

Initial start-up and learning

Before switching on, the boom must be installed with all accessories, balanced and secured. Check the stops, direction switch, safety devices and clear passage. After connecting the mains, the display and photocell LEDs should light up; with the default settings, the warning light should remain off when no manoeuvre is in progress.

1. Set → 1: BlueBUS and STOP learning

  1. Turn the selector to find Set.
  2. Briefly press the selector, choose the value 1 and press again to confirm.
  3. The control unit detects the connected devices and the type of STOP input. Run the learning procedure even when no accessories are connected.

If error E01 remains, check the wiring and compatibility; simply repeating the learning procedure without resolving the cause is not enough.

2. Set → 2: mechanical position learning

  1. Disengage the motor, position the boom manually at approximately 45° and engage the gearbox.
  2. Select Set → 2 on the selector and confirm.
  3. Let the control unit learn the full travel. The balancing lever must reach the set mechanical stops.
  4. If it does not reach the stops, stop the learning process by pressing the selector, adjust the mechanism and start again. After each interruption, repeat the procedure from the beginning.

Menu 8.8.8. starts the quick combined learning procedure for devices and positions. With this option too, first position the boom manually at approximately 45° and engage the gearbox. Keep the movement area clear. Learning devices or positions does not store remote-control buttons.

3. Movement and safety checks

Use the OPEN and CLOSE buttons to perform several full cycles. The boom should slow down before reaching the stops; it must not snag, drop suddenly or vibrate excessively. Test each photocell pair, STOP, manual release, power failure and any Master–Slave setup.

The technician must also check the risk of the boom lifting a person: the test uses a 20 kg load at the midpoint of the boom and, when opening, the boom must not rise more than 50 cm above the closed position. Measure impact force according to the requirements of the specific installation; photocells and reducing the force do not, by themselves, replace a full risk assessment.

Programming the BCU1 R10 using the rotary selector

The control unit is configured using the rotary selector and three-digit display. Record the original value before making changes; changes to force, speed or safety functions require the barrier to be tested again.

NICE BCU1 – rotary selector A and display B

  1. Turn the selector in either direction to choose the parameter code.
  2. Press and release it briefly. The saved value is displayed; the display remains lit.
  3. Turn the selector to choose a new value. The display flashes while selecting.
  4. Press and release to confirm the value. The unit returns to parameter selection.

Selection ESC exits the change without saving. The display --- indicates a configuration set via OVIEW; it is not another selectable value. In the tables, the confirmed factory setting is shown in bold; the actual control board may have values changed during installation.

Operating functions F01–F09

Parameter and purposeValues and behavior
F01 – Automatic closing
Applies after fully opening.
OFF – semi-automatic operation: closing by command (factory setting)
On – closes after time t01
F02 – Closing after photocell activation
After the selected safety device is cleared, the t10 timer starts.
OFF – disabled (factory setting)
1 – open only until the photocell is cleared: activation stops movement; once cleared, t10 starts and the gate closes
2 – open fully: activation causes full opening; a new opening command during t10 cancels the subsequent closing
3 – open fully 2: as for value 2, but a new opening command during t10 does not cancel the subsequent closing
F03 – Device for F021 – photocells and loops configured as photocells (factory setting)
2 – photocells only
3 – loops configured as photocells only
F04 – Close after power is restored
Before enabling, assess the safety of automatic movement after a power failure.
OFF – disabled (factory setting)
1 – if the barrier arm is not closed, it flashes before closing for t09 after power is restored
2 – resumes automatic closing if the pause timer was running before the power failure
F05 – Standby
Standby is activated after time t04; a new command restores operation.
OFF – disabled (factory setting)
1 – switches off the display, BlueBUS, outputs and some internal circuits
2 – switches off BlueBUS
4 – when powered by battery, automatically enters full standby
F06 – Starting forceOFF – disabled (factory setting)
On – when starting from the open or closed position, briefly applies maximum power to overcome static friction
F07 – Emergency opening
Requires a connected, functioning battery.
OFF – disabled (factory setting)
On – automatically opens the barrier arm in the event of a mains power failure
F09 – Master / SlaveOFF – Master barrier (factory setting)
On – Slave barrier; see the Master–Slave procedure

Times, speeds, force and input functions

Parameter and purposeAvailable values
8.8.8. – Quick learningStarts learning of BlueBUS, STOP and positions in a single sequence. First, meet the startup requirements.
Set – Learning1 – BlueBUS and STOP devices
2 – open and closed positions
Prn – Program000 – basic program (factory setting)
001 / 002 / 003 – reserved customized programs; not normally used
t01 – Pause before closing
Active when F01 = On.
0–250 s
Factory setting: 20 s
t02 – Pre-flashing before opening
Time between the warning light switching on and opening starting.
0–5.0 s
Factory setting: 0 s
t03 – Pre-flashing before closing
Time between the warning light switching on and closing starting.
0–5.0 s
Factory setting: 0 s
t04 – Standby delay
Time from the end of a maneuver until enabled F05 activates.
0–60 s
Factory setting: 60 s
t06 – Electromagnet delay
After the locking electromagnet is disconnected, it waits before opening. Set using parameter t06 on the BCU1 R10 control board shown.
0–3.0 s
Factory setting: 0.2 s
t07 – Courtesy light duration
How long the output configured as a courtesy light stays on.
0–250 s
Factory setting: 60 s
t09 – Pre-flashing after power is restored
Used by function F04.
0–20 s
Factory setting: 5 s
t10 – Closing after photocell activation
Time after the device is cleared when F02 is enabled.
0–250 s
Factory setting: 5 s
SPO – Opening speed1 – lowest
2 – level 2
3 – level 3
4 – highest (factory setting)
SPC – Closing speed1 – lowest
2 – level 2
3 – level 3
4 – highest (factory setting)
SLO – Opening slowdown1 – lowest speed
2 – medium speed (factory setting)
3 – highest speed
SLC – Closing slowdown1 – lowest speed
2 – medium speed (factory setting)
3 – highest speed
PLO – Opening slowdown position
Difference between the end position and the start of slowdown.
1 – 0° (factory setting)
2 – approximately 10°
3 – approximately 20°
PLC – Closing slowdown position
Difference between the end position and the start of slowdown.
1 – 0° (factory setting)
2 – approximately 10°
3 – approximately 20°
FrO – Opening force
Does not replace mechanical balancing.
1 – lowest
2 – level 2
3 – medium (factory setting)
4 – level 4
5 – level 5
6 – maximum
FrC – Closing force
Does not replace mechanical balancing.
1 – minimum
2 – level 2
3 – medium (factory setting)
4 – level 4
5 – level 5
6 – maximum
tF – Force limit activation time
A higher value increases the time taken to detect an obstacle.
3–32, each unit = 30 ms
Range: 90–960 ms
Factory setting: 3 = 90 ms
In1 – SbS inputAvailable codes: 0, 1, 3, 4, 6, 7, 8, 11, 12, 16, 19, 20, 21, 22, 25, 26, 27, 28, 29, 30.
Factory setting: 1
Meaning of input codes; for In2, code 25 controls Master only.
In2 – OPEN inputAvailable codes: 0, 1, 3, 4, 6, 7, 8, 11, 12, 16, 19, 20, 21, 22, 25, 26, 27, 28, 29, 30.
Factory setting: 3
Meaning of input codes; for In2, code 25 controls Master only.
In3 – CLOSE inputAvailable codes: 0, 1, 3, 4, 6, 7, 8, 11, 12, 16, 19, 20, 21, 22, 25, 26, 27, 28, 29, 30.
Factory setting: 4
Meaning of input codes; for In2, code 25 controls Master only.
In4 – HP SbS inputAvailable codes: 0, 1, 3, 4, 6, 7, 8, 11, 12, 16, 19, 20, 21, 22, 25, 26, 27, 28, 29, 30.
Factory setting: 6
Meaning of input codes; for In2, code 25 controls Master only.
SE1 – Step-by-step sequence1 – industrial: semi-automatic opening, closing by holding the command
2 – open – stop – close – stop
3 – open – stop – close – open
5 – residential step-by-step mode (factory setting)
6 – hold-to-run control
SE3 – OPEN sequence1 – open – stop – open
2 – residential opening mode (factory setting)
3 – hold-to-run opening
SE4 – CLOSE sequence1 – close – stop – close
2 – residential closing mode (factory setting)
3 – hold-to-run closing
SE5 – Photocell function during closing1 – stop and reverse to open (factory setting)
4 – stop temporarily; open when the photocell is cleared
5 – stop temporarily; close when the photocell is cleared
SE6 – STOP during opening1 – stop immediately
2 – stop and briefly reverse to close (factory setting)
SE7 – STOP during closing1 – stop immediately
2 – stop and briefly reverse to open (factory setting)
SE8 – Obstacle during opening2 – stop and briefly reverse to close (factory setting)
3 – stop and fully reverse to close
SE9 – Obstacle during closing2 – stop and briefly reverse to open
3 – stop and fully reverse to open (factory setting)
LO1 – LOOP1 function1 – open – open, NO contact (factory setting)
2 – close – close, NO contact
4 – photocell, NC contact
LO2 – LOOP2 function1 – open – open, NO contact
2 – close – close, NO contact (factory setting)
4 – photocell, NC contact

In hold-to-run mode, the arm moves only while the contact is active. Residential mode limits interruption of opening by additional commands; check how it behaves in your own setup before use. F02 determines whether closing follows once the safety device is cleared; SE5 determines the arm's response if triggered during closing—the settings are not interchangeable.

Meaning of In1–In4 command codes

CodeCommand
0No command.
1Step-by-step operation according to SE1.
3Opening according to SE3.
4Closing according to SE4.
6High-priority step-by-step operation, active even when software-locked.
7Open and software-lock.
8Close and software-lock.
11Switch on the timed auxiliary light; it switches off after the set time.
12Switch the auxiliary light on/off; the set time also applies.
16Photocell.
19Software-unlock and open.
20Software-unlock and close.
21Enable opening via BlueBUS command photocells.
22Disable opening via BlueBUS command photocells.
25Step-by-step operation of Master and Slave; for In2, controls Master only. Test both arms to verify the assignment before operation.
26Open both Master and Slave.
27Close both Master and Slave.
28Step-by-step operation of Slave only.
29Open Slave only.
30Close Slave only.

OU1–OU4 outputs and indicators

Changing the function may also change the output voltage. External 24 V functions are limited to 10 W at the relevant output; the 12 V beacon on FLASH is limited to 21 W. Always check the device, voltage and power consumption before connecting. INTERNAL LIGHT is a connector intended for the XBA7/XBA8 module.

OutputCode and function
OU1 – LIGHT0 – 24 V beacon
1 – OGI indicator
2 – barrier closed
3 – barrier open
4 – boom flashing light (factory setting)
5 – maintenance indicator
6 – auxiliary light
8 – red traffic light
9 – green traffic light
10 – radio channel 1
11 – radio channel 2
12 – radio channel 3
13 – radio channel 4
14 – locking electromagnet
OU2 – FLASH0 – 24 V beacon
1 – 12 V beacon (factory setting)
2 – OGI indicator
3 – barrier closed
4 – barrier open
5 – boom flashing light
6 – maintenance indicator
7 – auxiliary light
9 – red traffic light
10 – green traffic light
11 – radio channel 1
12 – radio channel 2
13 – radio channel 3
14 – radio channel 4
15 – locking electromagnet
OU3 – OGI0 – 24 V beacon
1 – OGI indicator
2 – barrier closed (factory setting)
3 – barrier open
4 – boom flashing light
5 – maintenance indicator
6 – auxiliary light
8 – red traffic light
9 – green traffic light
10 – radio channel 1
11 – radio channel 2
12 – radio channel 3
13 – radio channel 4
14 – locking electromagnet
OU4 – INTERNAL LIGHT0 – beacon (factory setting)
1 – OGI indicator
2 – barrier closed
3 – barrier open
4 – auxiliary light
5 – red traffic light
6 – green traffic light
7 – one-way traffic light
8 – alternating one-way traffic light
9 – pedestrian traffic light

Signal modeMeaning
BeaconFlashes during operation: 0.5 s on / 0.5 s off.
OGIClosed: off; opening: slow flashing; closing: fast flashing; open: on.
Barrier closed / openOn only in the selected end position.
Boom flashing lightFlashes at 0.5-second intervals, even when the boom is stationary.
MaintenanceBelow 80% of the set count: on for 2 s when opening begins. From 80% to 100%: flashes during operation. Above 100%: flashes continuously.
Auxiliary lightOn during movement and afterward until t07 elapses.
Red traffic lightFlashes slowly while closing, stays on when closed, and is otherwise off.
Green traffic lightFlashes slowly while opening, stays on when open, and is otherwise off.
Radio channelsA command on the corresponding channel switches the output on; the command intended for the control unit is ignored.
Locking electromagnetActive when closed; switches off before opening, with the electromagnet delay time applied (check whether your board labels this t06 or t05).
OU4 = 7Green when the boom is open, red in all other states.
OU4 = 8For the inside, use In2 or LOOP1 set to open; for the outside, use In3 or LOOP2 set to open. Green is assigned to the side that issued the command; the opposite side lights up red. When closed or closing, both sides are red.
OU4 = 9When closed, green on the inside and red on the outside; when open, the reverse. In intermediate positions, both sides are red.

Counters, versions and service data

MenuUse
MnP – Set number of operationsPress to display the values in sequence: a = units, b = thousands, c = millions. Used for the maintenance indicator.
MnE – Number of operations performedPress to display the values in sequence: t = units, u = thousands, v = millions.
ErS – Erase1 – devices; 2 – positions; 3 – function values; 5 – everything. Procedure and subsequent learning.
Fir – Firmware versionPress twice to display the two three-digit parts of the identifier.
Hdr – Hardware versionPress three times to display the three three-digit parts of the identifier.
din – Input diagnosticsInput and display states.

Resetting the board does not reset the service counter. Reset it using OVIEW only after the maintenance has been completed and recorded.

Two opposing barriers: Master–Slave

Two complete barriers can be synchronized. Each has its own motor, control unit and power supply; they are not wired together like two motors on a single board. Connect the communication terminals 1–1 and 2–2 using 2 × 1 mm² cable for distances up to 20 m.

  1. Complete the installation, direction, balancing and electrical connections on both barriers.
  2. On the slave barrier, perform Set 1 and Set 2, set its speeds, deceleration and force, then set F09 = On.
  3. On the main barrier, perform Set 1 and Set 2. Until then, Slave may report communication error E05.
  4. Issue a command from the main unit and check the movement of both arms and the safety devices.

NICE BCU1 – original wiring for two Master and Slave barriers

Shared BlueBUS devices and the receiver belong on Master. The Slave's own SbS/OPEN/CLOSE commands can operate only its arm. Speed, slowdown, slowdown position and force are set separately for each barrier. For backup power, each barrier needs its own PS224.

Remote control and backup power

Receiver and remote controls

The board has an SM socket for a compatible receiver. Current selection OXIBD allows the use of compatible remote controls, for example ON2E. Connect the receiver with both the mains and battery disconnected. Store and delete remote controls according to the specific receiver; resetting the control board is not a substitute for its radio procedure.

NICE BCU1 – location of the plug-in radio receiver

PS224 during a power outage

PS224 is connected only after installation and programming are complete: disconnect the mains, install the battery and connect the designated cable to the backup connector; then restore mains power. Mode F05 = 4 may limit power consumption when running on battery. The function F07 = On commands the barrier to open during a mains failure if a battery is installed; it is not enabled by default.

NICE M-BAR – installing and connecting the PS224 backup battery

Solemyo SYKCE30 is an alternative power supply method. When using Solemyo, the barrier must not be connected to the 230 V mains at the same time. Assess the power supply capacity based on the number of operating cycles and the accessories installed.

Troubleshooting and fault resolution

First, identify the code on the display or count the short flashes. The diagnostic sequence repeats after a pause of about 1 s; normal flashing during movement is not a fault code.

Code / signalWhat to check
E01 / 1 flashBlueBUS/STOP devices changed or not yet learned. Check the wiring, then Set 1.
E02Positions not learned; after checking the stops and balance, perform Set 2.
E03Limit switches reversed; check their direction and electrical wiring.
E04Encoder signal missing; a technician should check the sensor connector and cable.
E05Communication error Master–Slave; check the polarity and learning procedure for both barriers.
E06 / 5 flashesParameter memory error. Disconnect and restore power to all sources, then try again; if the problem persists, service is required, possibly including a full reset and relearning.
E07 / 7 flashesInternal electronics error. Disconnect all power sources; if the problem recurs, arrange for service.
E08Barrier type configuration; a technician should check the board's factory settings.
E09 / 9 flashesSoftware lockout. Enter the designated unlock command, or HP SbS if applicable; this is not a mechanical release using a key.
E10Missing NC safety contact or limit switch; check SAFETY and the switches.
E11BlueBUS short circuit. Check the wiring and devices; once the cause is resolved, repeat the command.
I02 / 2 flashesPhotocell active. Remove the obstruction, clean the optics and check the alignment.
I03 / 3 flashesForce limit triggered. First check balance, friction and stops. Do not increase the force to compensate for a mechanical fault.
I04 / 4 flashesSTOP triggered. Find the cause in the connected device; do not bypass the safety input.

LEDs and din mode

STOP is lit when the input is normally enabled; if it goes out, the input has been triggered. The SbS, OPEN, CLOSE and HP SbS LEDs light up when a command is active. The FC1/FC2 status depends on the RH/LH switch: with RH, FC1 goes out in the closed position and FC2 in the open position; with LH, the opposite applies.

Menu din displays the inputs using display segments. First digit: A1 = Loop1, B1 = Close, C1 = HP SbS, D1 = Loop2, E1 = Open, F1 = SbS; dp1 flashes once per second while the board is running. The second digit shows the limit switches, buttons, selected direction and battery power; the third shows the photocells and connected Slave. Correct the incorrect direction in the mechanism and switch, not by randomly swapping wires.

Clearing settings and starting over

On the selector, choose ErS, press the button, select the required value and confirm. 1 deletes learned devices, 2 positions, 3 function values, 5 all control unit data. After a full clear, repeat Set 1, Set 2, setup and safety tests.

Board reset does not reset the number of operating cycles completed. Reset the service counter through the menu after maintenance has actually been performed. OVIEW. Deleting transmitters is covered by the procedure for the specific receiver.

Manual release of the barrier arm

In the event of a power failure, malfunction or installation work, stop operation, disconnect the power supply and ensure the area is clear. Hold the arm in place; an incorrectly balanced arm may move by itself.

  1. Insert the release key and turn it by 180° to the left or right.
  2. Move the arm manually to the required position.
  3. To resume motorized operation, return the key to its original position and remove it. Check that it is secured and that control has been safely restored.

NICE M-BAR – releasing and re-engaging the lock with the key

Maintenance and service life

For an existing assembly with BCU1 R10, schedule a professional inspection no later than after 6 months or 20,000 manoeuvres, whichever comes first. Under intensive use, the cycle limit may be reached much sooner. Also check the balance after changing the equipment fitted to the arm.

The technician will disconnect all power sources and check for corrosion, the anchors, screws and spring attachment, shaft play, the condition of the arm and the operation of the release mechanism. After restoring the power supply, repeat the safety device and force tests. Record servicing and any spring replacement in the maintenance log.

Factors affecting estimated service life

Characteristics of the complete automation systemIndexService life graph
XBA11 folding joint20%

NICE M-BAR – original estimated service life graph

Speed, level 20%
Speed, level 315%
Speed, level 4No index is specified for calculating from this graph.
Photocell interventions in more than 10% of manoeuvres15%
STOP interventions in more than 10% of manoeuvres10%
WA12 mobile supportNot permitted
Salt in the environment10%
Dust / sand5%
Under-railNot permitted
Temperature above 40 °C or below 0 °C5%
Set force FrO / FrCLevel 4: 5%
Level 6: 10%
At level 5, do not use this graph to calculate the number of cycles.

The table and graph must correspond to the specific barrier configuration. Add the indices for applicable factors, find the total on the horizontal axis, and read the estimated number of cycles from the vertical axis. If there is no clear index for the selected setting, or the total is outside the graph’s range, do not estimate the number of cycles from it. This estimate assumes correct installation and regular maintenance; it does not guarantee a number of cycles or justify postponing servicing.

Technical specifications of the NICE M3BAR barrier

ParameterValue
ModelNICE M3BAR – without arm
TypeElectromechanical barrier with 24 V DC motor and built-in control unit
Control unitBCU1 R10 (XBA3 R10)
Mains power supply230 V AC, 50/60 Hz
Motor voltage24 V DC
Current consumption1.3 A
Maximum power consumption at start-up150 W
Power consumption at rated torque40 W
Operating time1.5–4 s
Starting torque100 Nm
Rated torque30 Nm
Max. frequency at rated torque500 cycles/h
Clear passage width2.32–2.82 m
Protection ratingIP54
Operating temperature−20 to +55 °C
Cabinet dimensions400 × 299 × 1 215 mm (width × depth × height)
Weight80 kg
Insulation classI
Backup power supplyPS224

Specifications apply at a reference temperature of approximately 20 °C. Assess the requirements of the specific installation together with the arm length, accessories, balancing and safety tests.

NICE M-BAR – original cabinet dimensions and position of the rating plate

The dimension drawing also includes external protruding parts and provides detailed installation dimensions. Do not use only the rounded cabinet dimensions in the table when determining the installation location.

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