8 Modbus RTU
8.3 Operating mode Modbus RTU
144 DC1 variable frequency drive 12/13 MN04020003Z-EN www.eaton.com
8.3.3.2 Output process data
The output process data is used to monitor the variable frequency drive.
Status and fault word (ID 6)
Information regarding the device status and error messages is specified in
the status and fault word.
ID Designation Scaling Factor Unit/Format
6 Status and fault word – Binary code
7 Field bus actual speed 0.1 Hz
8 Motor current 0.1 A
9 Reserved – –
10 Reserved – –
11 DI status – Binary code
12 Type – WORD
13
Power 1 kW/HP
14
Voltage level 1 V
15 Control section software version – WORD
16
Power section software version – WORD
17 variable frequency drive recognition – WORD
18 Reserved – –
19 Reserved – –
20 Value AI1 0.1 %
21 Value AI2 0.1 %
22 Reference input speed 1 RPM
23 DC link voltage 1 V
24 Variable frequency drive temperature 1 °C
25 Variable frequency drive operating time 1 h
26
Variable frequency drive operating time 1 min/s
27
The variable frequency drive operating time since
the last fault
1 h
28
The variable frequency drive operating time since
the last fault
1 min/s
1514131211109876543210
MSB LSB
Fault word Statusword
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