15
Modbus RTU On-Board communications
POWERXL DG1 SERIES VFD
MN040010EN—September 2016 www.eaton.com
Process data out
This register range is normally used to fast monitoring
of the VFD. Process Data Out is located in range ID
2101–2199. See table below.
Table 27. Fieldbus basic output table
ID
Modbus Register
Group
Range/Type
2101
32101, 42101
FB Status Word
Binary coded
2102
32102, 42102
FB General Status Word
Binary coded
2103
32103, 42103
FB Actual Speed
%
2104
32104, 42104
FB Process Data Out 1
2105
32105, 42105
FB Process Data Out 2
2106
32106, 42106
FB Process Data Out 3
2107
32107, 42107
FB Process Data Out 4
2108
32108, 42108
FB Process Data Out 5
2109
32109, 42109
FB Process Data Out 6
2110
32110, 42110
FB Process Data Out 7
2111
32111, 42111
FB Process Data Out 8
Table 28. FB status word
15 14 13 12 11 10 9 8 7 6 5
4
3
2
1
0
— — — — — — — — — — — Direction Fault Direction Running Ready
Information about the status of the device and messages
is indicated in the FB Status Word. The FB Status Word is
composed of 16 bits that have the following meanings.
Table 29. FB status word bit descriptions
Bit
Description
Value = 0
Value = 1
0
Not Ready
Ready
1
STOP
RUN
2
Clockwise
Counterclockwise
3
—
Faulted
4
—
Warning
5
Ref. frequency not reached
Ref. frequency reached
6
Bypass not activated
Bypass activated
7
Run disable
Run Enable
8
Not in use
Not in use
9–15
Not in use
Not In use
Table 30. FB general status word
Bit
Description
Value = 0
Value = 1
0
Not Ready
Ready
1
Stop
Run
2
Clockwise
Counter Clockwise
3
No Fault
Fault
4
No Warning
Warning
5
Ref. Frequency Not Reached
Ref. Frequency Reached
6
Ref > 0 Speed
Ref = 0 speed
7
Motor Flux Off
Motor Flux On
8
Motor Speed Limit On
Motor Speed Limit Off
9
Encoder Direction Off
Encoder Direction On
10
Under Voltage Fast Stop Off
Under Voltage Fast Stop On
11
DC Brake Off
DC Brake On
12
FB Ref Not Enable
FB Ref Enabled
13
Motor Start Delay Off
Motor Start Delay On
14
Remote Not Enable
Remote Enable
15
FB WD Pulse Not Enabled
FB WD Pulse Enable
ote:
N
The bit is not used.
Table 31. Speed reference
15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
MSB — — — — — — — — — — — — — — LSB
This is the Actual Speed of the motor. This value comes
back in the form of %.
