Libra 3

Multi-function Energy Meter

•Available forms: 1S, 2S, 3S, 4S, 5S, 8/9S, 12S and 15/16S

•Comply with ANSI C12.20 and GWH0034, GWH0009, G0005, G0048

•Voltage/Current: 120V-480V (±30%) / CT:CL20A, SC:CL100/200A

•Accuracy: CA 0.2/CA 0.5

•Highly tamper-proof and replaceable battery outside meter cover

•Harmonic analysis and power quality measurement

•Firmware upgrade via local port as well as OTA

•Up to 20 blocks of self-reading data

•WAN Modules: RS485/232, RF, PLC, Cellular, Eth. & Trilliant OSDI

•Comply with protocols: ANSI C12.18, C12.19 and C12.22

Send inquiry

Main Functions

Event Logs		Tamper detection (meter cover open, current reverse, replay attack and …)
		Self-diagnosis failure (memory error, measurement system error, battery voltage low and …)
		Power quality events (under-voltage / over-voltage / bad voltage quality, power failure, sag/swell and …)
		Security events (parameters changed, firmware upgraded and …)
		Standard events (clock adjusted, maximum demand exceeded and …)
Firmware Upgrade		Firmware can be upgraded via local interface and WAN interface (OTA)
		Roll-back last version image support
Tariff		Up to 4 Tier, 4 Season, 4 Day-Type
		Up to 104 TOU schedule setting
		Up to 5 billing & 4 demand measures per TOU period
		Configurable DST, self-reading, demand reset
WAN Communication		Plug and Play module
		RPMA, Cellular (2G, 3G, 4G, NB-IoT), PLC, RF and Ethernet
		Protocol: ANSIC12.18, ANSIC12.19 and Modbus-RTU
Security		Multi-level security password protection
		Hardware programming (optional)