NVF5 Series User Manual        Appendix A RS485-MODBUS 
Communication Instructions 
4  0x04  Slave equipment fault 
5  0x05  Confirm 
6  0x06  Slave equipment busy 
7  0x08  Memory parity error 
8  0x0A  Gateway path is not available 
9  0x0B  Gateway target device failed to respond 
10  0x10  CRC check code error 
11  0x11  Parameters read only 
12  0x12  Data value out of range 
13  0x13  EEPROM error 
14  0x14  Readable and writable with an user password 
15  0x15  Readable and writable with an enterprise password 
16  0x16 
Reciprocal error in multi-functional DI terminals 
(Multi-functional DI terminal setpoint cannot be repeated) 
17  0x17  Illegal control command 
18  0x18  Odd-even check error 
19  0x19  Not modified in the running state 
20  0x1A  Data frame error 
21  0x1B  Data overflow error 
22  0x1C  Break error 
 
 
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