Appendix D—Modbus Register Map
312
Power Xpert C445 Global Motor Management Relay
MN042003EN—January 2019
www.eaton.com
318
Warning Reason
BYTE RO
Array size: 4
Bitfield
Indicates the Reason for a Warning condition. Each Alarm type has a bit.
320
Base Control Module
Control Voltage Scaled
UINT16 RO
Units: mV
Base Control Module measured control Voltage scaled in millivolts.
321
Voltage L1-L2 (AB)
UINT16 RO
Units: V
Supply Line-to-Line Voltage AB (L1-L2)
322
Voltage L2-L3 (BC)
UINT16 RO
Units: V
Supply Line-to-Line Voltage BC (L2-L3)
323
Voltage L3-L1 (CA)
UINT16 RO
Units: V
Supply Line-to-Line Voltage CA (L3-L1)
324
Average Voltage
UINT16 RO
Units: V
Supply Line-to-Line Voltage, Average of the three phases
325
Voltage Unbalance
UINT8 RO
Units: %
Supply Voltage Unbalance Percentage
Table 128. C445 Modbus Register Map, continued
Register
Name
Attribute
Description
Bit
Description
Coil
0
Under voltage
5073
1
Over voltage
5074
2
Reserved
5075
3
Ground current warning
5076
4
Current phase loss
5077
5
Current unbalance
5078
6
Instantaneous over current
5079
7
Jam
5080
8
Power factor deviation
5081
9
Voltage phase loss
5082
10
Voltage unbalance
5083
11
Frequency deviation fast
5084
12
Frequency deviation slow
5085
13
Under current
5086
14
High power
5087
15
Low power
5088
16
Reserved
5089
17
Starts limit exceeded
5090
18
Overload
5091
19
Stall
5092
20
Phase rotation mismatch
5093
21
PTC
5094
22
Under voltage restart
5095
23
Peak demand
5096
24
HRGF pulse detection
5065