Manual

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6 Error code
Modbus error code
Error code Description Response instance
0x01 Device do not response 01 84 01 82 C0
0x04 Sensor probe exception 01 84 04 42 C3
ASCII error code
Error code Description Response instance
0 Command do not exist 0XA;...=#0
1 Device do not response 0XA;AT=#1
3 The command length exceeds the limit, it
needs to be reduced
0XA;…=#3
4 Sensor probe exception 0XA;AT=#4
SDI-12 error code
Error code Description Response instance
2001001 Device do not response 0+2001001+2001001+2001001+2001001<CR><LF>
2001004 Sensor probe exception 0+2001004+2001004+2001004+2001004<CR><LF>