NSD ABSOCODER NCW-3DHPNLC Specifications & Instruction Manual page 60

11. TROUBLE SHOOTING
Explains each error which is detected by NCW-3DHPN.
11-1.Check Methods during an Error Is Occurred
Error details can be checked by the indicator light status of NCW-3DHPN.
More over, the error details can be checked by following method with using configuration tool "STEP7 V14
Professional SP1"
①Each status in I/O data (Input data format)
②Index 0x3001 (Event Log) of the record data
③Online & Diagnosis (Select the red rectangular area.)
11-2. Measures when a Communication Error Occurs
Explains general error causes because of unstable communication and measures.
At first, check the following basic causes;
- The communication cable is connected correctly or not.
- The communication cable is served or not.
- Connectors of the communication cable are connected or not.
- The length of the communication cable connected with NCW-3DHPN is 100m or less.
- The communication cable is category 5e specification.
- The PROFINET controller (master) operates normally.
Check the following secondary causes if the above causes aren't applied.
- The communication cable isn't affected by noises.
- Appropriate distance should be kept between the communication cable and power supply cable.
After checking the above items, retry to communicate with NCW-3DHPN from the PROFINET controller (master).
NCW-3DHPN might be failure if only NCW-3DHPN cannot be communicated through the PROFINET network.
Check the light status of the NCW-3DHPN indicators (L/A1, L/A2).
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