Pedestrian Barrier High Door MPH 112
Malfunctions
5817,5005EN / Version 01
87
The DIP switches must be set according to the following table:
Function
DIP switch
MBC-110 Master
MMC-120 Master
MMC-120 Slave
Termination 1
ON
OFF
ON
2 OFF
OFF
ON
3 OFF
OFF
ON
CAN address
4 OFF
OFF
ON
Table 16: Setting of the DIP switches
13.4 Malfunction – Motor controller MMC-120
Fig. 30: LEDs on MMC-120
1
Green LED for indication of the power supply state and the safety
input state
2
Red LED for error diagnosis
LED
Description
Possible cause /
Corrective action
To be carried
out by
Green LED is
OFF.
No power supply
Check power supply.
Electrical
specialist
Green LED is
flashing
Power supply is present. Safety
input signal is missing.
Missing signal at emergency
input IN1 of the MBC-110.
CAN connection between MBC-
110 and MMC-120 defective.
Electrical
specialist
Green LED is
ON.
Normal operation
–
–
Red LED is
OFF
No error code
–
–
Red LED is
ON.
External error with emergency
stop
Check for error in MBC-110 or
other MMC-120.
Electrical
specialist
Red LED is
flashing
Error
Number of blink impulses
indicates the error code.
Electrical
specialist
Red and green
LED are ON
Application program has been
erased.
Boot loader is waiting for
downloading the application
program.
Download has been interrupted.
Refer to the following Section
"Downloading application
program".
Electrical
specialist
Table 17: Description of the LEDs on the MMC-120