Chapter 7. Diagnosis Function
7-5
(2) TOKEN
: indicates that it has Token from LAS and is sending its data. In case there are many
stations in the network and data per station, it flickers slowly.
- On: indicates that it has Token
- Off: indicates that it doesn’t have Token.
(3) TX/RX
: indicates that it is sending/receiving the data.
- On: indicates that it is sending/receiving the data.
- Off: There is no Frame.
(4) FAULT
- Flicker: flickers in case of communication error/service error in the link module
- Off: normal operation
☞
If it flickers intermittently, it has the problem. Check the communication module, communication
cable, terminal resistance, connection status, duplicated station no.
①
Is terminal resistance connected normally?
②
Is cable connected firmly?
③
Is shield-wire is connected properly?
④
Is cable and terminal resistance specification proper?
⑤
Is total length of cable less than 750m?
⑥
Is there any duplicated station no.?
(5) SYS FAULT
: indicates the error of communication module. It is off during normal operation.
It flickers every 1 second when communication can’t start because of error and
5 LEDs (LES 0(RUN)~LED4(FAULT)) indicates the type of error.
Содержание G0L-GWRA
Страница 115: ...Appendix A 14 A3 5 G0L GWRA Applied type G0L GWRA ...