Pedestrian Barrier High Door MPH 112
Malfunctions
88
5817,5005EN / Version 01
Downloading application program
If the red and green LED of both MMC-120 is ON, it is not possible
to download the software from the MBC-110 to the two MMC-120.
The MBC-110 wrongly detects two boot loaders.
Carry out the following procedure:
1. Disconnect the MMC-120 of the pedestrian barrier with the
slave function from the CAN bus.
2. Download software from the MBC-110 to the connected
MMC-120.
3. Switch off power supply.
4. Re-connect the MMC-120 of the pedestrian barrier with the
slave function.
5. Switch on power supply.
6
Download software from the MBC-110 to the MMC-120 of the
pedestrian barrier with slave function.
Error code
Description
Possible cause
2
Resolver error
Plug not properly inserted, short circuit
4
Motor phase error
Motor cable not connected.
Wiring defective.
5 Lifeguarding
CAN
CAN communication with MBC-110
interrupted
6
Short circuit to ground
Short circuit between motor phase and
ground
7
Motor phases shorted
Short circuit between two motor phases
8
DC bus Over-voltage
DC bus voltage too high (> 56 V)
9
DC bus Under-voltage
DC bus voltage too low (< 17 V)
11 Over-temperature
end-stage Heat
sink temperature too high (> 80 °C)
20
I²t surveillance motor
Motor overloaded
Table 18: Error codes of the MMC-120
