
13.4.24 Error 41 (dir2): Reverse Running Lock Error
Possible reason
Solution
Direction control [E0.17] = '2: Reverse
only'
Direction command is forward
Correct the parameter setting
13.4.25 Error 42 (E-St): Terminal Error Signal
Possible reason
Solution
External error caused by input signals
via external terminals
Check external terminals status
Wrong wiring / setting of multi-function
external terminals
Ensure the right external signals have been connected cor-
rectly to the right multi-function external terminals which are
assigned for external error input ([E1.00]...[E1.04] = 32,
33)
Converter stop caused by E-Stop active
command via Modbus communication
Check the stop command via Modbus communication
(0X0088: stop according to parameter setting; 0X0090: E-
stop active). If converter receives 0X0090 , E-St will be dis-
played
13.4.26 Error 43 (FFE-): Firmware Version Mismatch
Possible reason
Solution
Operating panel may be placed to the frequency con-
verter with older/newer firmware
Contact with service
Control board may be removed to another device
Contact with service
Extension card may be installed to the frequency con-
verter with older/newer firmware
Contact with service
13.4.27 Error 44 (rS-): Modbus Communication Error
Possible reason
Solution
Device connection problem
Check device communication connection
Communication target error
Check status of communication target
Bosch Rexroth AG
Diagnosis
VFC 3210
182/253
DOK-RCON04-VFC3210****-IT01-EN-P