B&C Technologies SA Series Industrial User Manual
Page 62
TROUBLE SHOOTING
7-2
Quick reference table of alarm codes
Alarm code
Name
Refer to
OC1
OC2
OC3
Over current protection
P.7-9
OU1
OU2
OU3
Over voltage protection
P.7-10
LU
Under voltage protection
P.7-10
L in
Input phase loss protection
P.7-11
OPL
Output phase loss protection
P.7-12
OH1
Overheat protection for heat sink
P.7-12
OH2
External alarm input
P.7-13
OH4
PTC thermister for motor protection
P.7-13
dbH
Overheat protection for braking resistor
P.7-14
OL1
Electronic thermal overload relay
P.7-14
OLU
Overload protection
P.7-15
Er1
Memory error
P.7-15
Er2
Remote keypad communications error
P.7-16
Er3
CPU error
P.7-16
Er6
Operation protection
P.7-17
Er8
RS485 communications error
P.7-17
ErF
Data save error during under voltage
P.7-18