Feature summary

Parameter	PM1125H	PM1110H
Accuracy Class for Wh	Class 1 Class 0.5S	Class 1 Class 0.5S
Accuracy Class for VARh	2.0	2.0
Accuracy Class for VAh	± 1% ± 0.5%	± 1% ± 0.5%
Sampling rate per cycle	32	32
Current: Per-phase and 3 phase average Calculated neutral current	ü	–
Voltage: V L-N - per-phase and 3 phase average V L-L - per-phase and 3 phase average	ü	–
Frequency	ü	–
Power Factor Per-phase and average	ü	ü
Power: Active power (kW) - Per-phase and total Apparent power (kVA) - Per-phase and total Reactive power (kVAR) - Per-phase and total	ü	ü
Energy: kWh, kVAh, kVARh (4 Quadrant) Delivered (Import / Forward) Received (Export / Reverse)	Delivered Received Total * Last cleared (Old) *	Delivered Received Total * Last cleared (Old) *
Demand parameters (kW, kVA, kVAR) Last demand Present demand Peak demand: Occurrence time in counter format for peak demand NOTE: The meter allows setting of only one demand parameter at a time .	ü	ü
% unbalance: Maximum 3-phase for voltage and current	ü	ü
Meter On hours Load Run hours Power Interruptions	ü	ü
Phase angle Per-phase (between Voltage and Current)	ü	ü
Communication	RS-485 Modbus RTU	RS-485 Modbus RTU
Revolutions per minute (RPM)	ü	ü
Old registers: Retrieval of last cleared values of energy and Run hours	ü	ü
Retrofit (RtFt) For configuring legacy communication data models	ü	ü