Technical Specifications

Modbus RTU and Modbus TCP Protocols - UPS Systems
143 Liebert
®
IntelliSlot
®
Modbus/BACnet
User Operation Invalid 10050 — 1 — Active on Alarm
Power Sub Module Fault 10051 — 1 — Active on Alarm
Battery Discharging 10052 — 1 — Active on Alarm
UPS Output on Bypass 10053 — 1 — Active on Alarm
Output Load on Maint. Bypass 10054 — 1 — Active on Alarm
Battery Capacity Low 10055 — 1 — Active on Alarm
MMS On Battery 10056 — 1 — Active on Alarm
Loss of Redundancy 10057 — 1 — Active on Alarm
Top Outlet Fan Fault 10058 — 1 — Active on Alarm
MMS Over Capacity 10059 — 1 — Active on Alarm
If the Scale column has a value for a Data Description, divide the Modbus value by the value in the Scale column to get the scaled value.
Table 45 Liebert APM
™
, Liebert NXC
™
, Liebert NXR
™
- Input and Holding
Data Label
Input
Register
Holding
Register
# of
Reg. Scale Notes / Units
Input
System Input RMS A-B 30385 — 1 — VAC
System Input RMS B-C 30386 — 1 — VAC
System Input RMS C-A 30387 — 1 — VAC
System Input RMS Current Phase A 30388 — 1 — A AC
System Input RMS Current Phase B 30389 — 1 — A AC
System Input RMS Current Phase C 30390 — 1 — A AC
System Input Frequency 30391 — 1 10 Hz
System Input RMS A-N 30392 — 1 — VAC
System Input RMS B-N 30393 — 1 — VAC
System Input RMS C-N 30394 — 1 — VAC
System Input Power Factor Phs A 30395 — 1 100 —
System Input Power Factor Phs B 30396 — 1 100 —
System Input Power Factor Phs C 30397 — 1 100 —
Bypass
Bypass Input Voltage RMS A-N 30401 — 1 — VAC
Bypass Input Voltage RMS B-N 30402 — 1 — VAC
Bypass Input Voltage RMS C-N 30403 — 1 — VAC
Bypass Input Frequency 30404 — 1 10 Hz
Battery
Battery Time Remaining 30408 — 1 — min
Battery Volts for Cabinet 30409 — 1 — VDC
Battery Temperature for Cabinet 30410 — 1 — deg C
Battery Temperature for Cabinet 30411 — 1 — deg F
Inlet Air Temperature 30412 — 1 — deg C
Inlet Air Temperature 30413 — 1 — deg F
DC Bus Current 30414 — 1 — A DC
UPS battery1 status 30415 — 1 —
1 = Unknown
2 = Normal
3 = Low
4 = Depleted
Table 44 Liebert APM
™,
Liebert NXC
™
, Liebert NXR
™
- Status and Coil (continued)
Data Label
Status Coil
Number
of Bits Scale Notes / Units