Siemens SIMATIC ET 200S Manual page 51

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: lit
2DO 24 VDC/0.5 A High Feature electronic module:
-- SF: lit ⇒ diagnostic message exists
-- 1: 1: Off ⇒ The output is not activated
3. Evaluate the diagnostic message.
Result:
-- Station status 1 (byte 0): Bit 3 is set ⇒ External diagnostics
-- ID-related diagnostics: Byte 7.6 is set ⇒ slot 7
-- Channel-specific diagnosis:
Byte 35.0 to 35.5: 000110
Byte 36.0 to 35.5: 000000
Byte 37.0 to 37.4: 00110
4. Attach the cable to the actuator again in terminal 1, and evaluate the diagnosis
again:
-- Status LEDs on the IM151-1 STANDARD:
SF: Off
-- Status LEDs on the 2DO 24 VDC/0.5 A High Feature electronic module:
SF: Off
1: 1: Off/on
-- The diagnostic message is deleted.
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Brief Instructions on Commissioning ET 200S
⇒ slot 7
B
⇒ channel 0
B
⇒ Wire break
B
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