Single-Phase AMI Compatible Smart Energy Meter SM181

Anti-tamper with events log include open meter cover, open terminal cover, current reverse, bypass, magnetic interference etc.

Tamper elimination through pinhole press or remote clear tamper command by AMI system

Load switch for load management and remote control

Auxiliary 1 control output and 1 control input for external device.

Configurable disconnection of inner relay upon meter abnormal, tamper, overload, low voltage etc.

Self-diagnostic, alarm&tamper detection and notification

Capable to record various events log includes alarm events, tamper events, power quality events

Supports two-way communication locally and remotely via different interfaces

Local communication(meter to local software or HHU) interfaces: optical, RS485

Replaceable remote communication module(under terminal cover): PLC, RF, GPRS/3G/4G, NB-IoT

Support recording load profile up to 8832 entries with date and time.

Record of active and reactive energy with configurable time interval

Support up to 5 TOU configurable tariff with DST

Support10 time divisions, 8 day profiles,8 week profiles, 2 season profiles, and 50 special days

Measurement of import and export active,reactive and apparent power/energy

Instantaneous parameters of voltage, current, power, maximum demand, frequeny etc.

Three different configurable harmonic measurement mode