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APPENDIX
Appendix 1 Special Relay List
239
A
SM8891 Host station No. setting SD latch enabled (ch4) OFF: Latch disabled
ON: Latch enabled
R
SM8920 Inverter communication (ch1) OFF: No communication
ON: Communication
R
SM8921 IVBWR instruction error (ch1) OFF: No error
ON: Error
R
SM8930 Inverter communication (ch2) OFF: No communication
ON: Communication
R
SM8931 IVBWR instruction error (ch2) OFF: No error
ON: Error
R
SM8940 Inverter communication (ch3) OFF: No communication
ON: Communication
R
SM8941 IVBWR instruction error (ch3) OFF: No error
ON: Error
R
SM8950 Inverter communication (ch4) OFF: No communication
ON: Communication
R
SM8951 IVBWR instruction error (ch4) OFF: No error
ON: Error
R
SM9040 Data communication error (Master station) OFF: No error
ON: Error
R
SM9041 Data communication error (Slave station No.1) OFF: No error
ON: Error
R
SM9042 Data communication error (Slave station No.2) OFF: No error
ON: Error
R
SM9043 Data communication error (Slave station No.3) OFF: No error
ON: Error
R
SM9044 Data communication error (Slave station No.4) OFF: No error
ON: Error
R
SM9045 Data communication error (Slave station No.5) OFF: No error
ON: Error
R
SM9046 Data communication error (Slave station No.6) OFF: No error
ON: Error
R
SM9047 Data communication error (Slave station No.7) OFF: No error
ON: Error
R
SM9056 Data communication in execution OFF: Data communication in execution
ON: Data communication in nonexecution
R
SM9080 Station No. setting SD latch enabled OFF: Latch disabled
ON: Latch enabled
R
SM9081 Slave station total number setting SD latch enabled OFF: Latch disabled
ON: Latch enabled
R
No. Name Description R/W