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19
UK
LED display
Cause of the fault
Troubleshooting
K1
E1
T1
POWER
K2
E2
Fault
T
Fault
•
Overvoltage
•
Undervoltage
►
Check wiring
►
Check power supply
K1
E1
T1
POWER
K2
E2
Fault
T
Faul
t
•
Overvoltage
•
Undervoltage
►
Check wiring
►
Check power supply
K1
E1
T1
POWER
K2
E2
Fault
T
Faul
t
K1
E1
T1
POWER
K2
E2
Fault
T
Faul
t
•
Undervoltage
►
Check wiring
►
Check power supply
K1
E1
T1
POWER
K2
E2
Fault
T
Faul
t
K1
E1
T1
POWER
K2
E2
Fault
T
Faul
t
•
Short circuits
►
Check wiring
K1
E1
T1
POWER
K2
E2
Fault
T
Fault
•
Input S43 active more than 0�5 s
after input S34 (→ 8.1.2)
•
Feedback contact error
•
Short circuit S34/S44
►
Check wiring
►
Switch the fail-safe sensor/
switch off and on again
Summary of Contents for efector 110 G1502S
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