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iEM3100 / iEM3200 / iEM3300 series user manual Communications via Modbus RS-485
DOCA0005EN-04 61
Overload Alarm (iEM3155 / iEM3255 / iEM3355)
Read Device Identification
The meters supports the Read Device Identification function with the mandatory objects
VendorName, ProductCode and Revision Number.
Energy values – 32-bit floating point
Register
Address
Action
(R/W/WC)
Size Type Units Description
Total Energy (cannot be reset)
45100 R 2 Float32 Wh Total Active Energy Import
45102 R 2 Float32 Wh
Total Active Energy Export
Not applicable for iEM3150 / iEM3250 / iEM3350
45104 R 2 Float32 VARh
Total Reactive Energy Import
Not applicable for iEM3150 / iEM3250 / iEM3350
45106 R 2 Float32 VARh
Total Reactive Energy Export
Not applicable for iEM3150 / iEM3250 / iEM3350
Partial Energy
45108 R 2 Float32 Wh Partial Active Energy Import
45110 R 2 Float32 VARh
Partial Reactive Energy Import
Not applicable for iEM3150 / iEM3250 / iEM3350
Phase Energy
45112 R 2 Float32 Wh Active Energy Import Phase 1
45114 R 2 Float32 Wh Active Energy Import Phase 2
45116 R 2 Float32 Wh Active Energy Import Phase 3
Input Metering Counter
45118 R 2 Float32 Unit
Input Metering Accumulation
Not applicable for iEM3150 / iEM3250 / iEM3350
Energy by Tariff (iEM3155 / iEM3255 / iEM3355 only)
45120 R 2 Float32 Wh Rate A Active Energy Import
45122 R 2 Float32 Wh Rate B Active Energy Import
45124 R 2 Float32 Wh Rate C Active Energy Import
45126 R 2 Float32 Wh Rate D Active Energy Import
Register
Address
Action
(R/W/WC)
Size Type Units Description
45001 R/WC 1 Bitmap –
Overload Alarm Setup:
0x0000 = Disabled
0x0100 = Enabled
45002 R/WC 2 Float32 kW Pickup Setpoint
45004 R/WC 1 Bitmap –
Digital Output to Associate:
0x0000 = Digital Output unassociated to overload alarm
0x0100 = Digital Output associated to overload alarm
45005 R 1 Bitmap –
Activated Status:
0x0000 = Alarm is inactive
0x0100 = Alarm is active
45006 R 1 Bitmap –
Unacknowledged Status:
0x0000 = Historic alarm is acknowledged by the user
0x0100 = Historic alarm is unacknowledged by the user
45007 R 4 DATETIME – Last Alarm - Time Stamp
45011 R 2 Float32 kW Last Alarm - Value