Brief Instructions on Commissioning ET 200S
2-9
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Wire Break in the Actuator Wiring
1. Remove the cable from terminal 1 on the 2 DO 24 VDC/0.5 A; High Feature
electronic module (slot 7)
2. Watch the status LEDs.
IM151-1 STANDARD:
– SF: Lights up
2DO 24 VDC/0.5 A High Feature electronic module:
– SF: Lights up ⇒ There is a diagnostic message
– 1: Off ⇒ The output is not activated
3. Evaluate the diagnostic message
Result:
– Station status 1 (byte 0): Bit 3 is set ⇒ External diagnosis
– Module diagnosis: Bit 7.6 is set ⇒ Slot 7
– Channel-specific diagnosis:
Bits 35.0 to 35.5: 000110
B
⇒ Slot 7
Bits 36.0 to 35.5: 000000
B
⇒ Channel 0
Bits 37.0 to 37.4: 00110
B
⇒ Wire break
4. Attach the cable to the actuator again in terminal 1, and evaluate the diagnosis
again:
– Status LED on the IM151-1 STANDARD:
SF: Off
– Status LEDs on the 2DO 24 VDC/0.5 A High Feature electronic module:
SF: Off
1: Off/on
– The diagnostic message is deleted.
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