-60-
No.EX##-OMU0020-A
12.2. EX245-DX1
Table. 12-5 Troubleshooting for EX245-DX1
No.
Problem
Possible cause
Remedy
1
Signals cannot be received
even with sensor.
Incorrect wiring.
Check the wiring and pin numbers.
US1 is not present or below the
dropout level
(< approx. 17 VDC).
Check the supply for the sensors.
Sensor is faulty.
Check the sensor.
2
Status indicator is red ON.
Connector has a short circuit.
・
Check the wiring and pin numbers.
・
Check the sensor.
12.3. EX245-DY1
Table. 12-6 Troubleshooting for EX245-DY1
No.
Problem
Possible cause
Remedy
1
A load is not operating.
Incorrect wiring.
Check the wiring and pin numbers.
US2 or additional supply for the
loads is not present or below the
dropout level
(< approx. 17 VDC).
Check the (additional) supply for the
loads.
Load is faulty.
Check the load.
2
Status indicator is red ON.
Output has a short circuit.
・
Check the wiring and pin numbers.
・
Check the load.