China Lk800e-9s4 Black 96*96 Three Phase Multifunction Digital Panel Energy Meter, Find details about China Multifunction Meter, Energy Meter from Lk800e-9s4 Black 96*96 Three Phase Multifunction Digital Panel Energy Meter
ccuracy of measurement | voltage level 0.5, current level 0.5, active power 0.5, reactive power level 0.5,Frequency ±0.02Hz, active electric energy class 0.5s or class 0.2s, reactive energy grade 1 or grade 2, power factor 0.5 | |||
Singal input | Connection mode of four phase three wire, three phase three line | |||
Rated voltage of AC 57.7V, AC 100V, AC 220V, AC 380V | ||||
Over load 1.2 times ( Continued ), 2 times / second ( instantaneous ) | ||||
Power <1VA/ phase | ||||
Impedance >300KΩ, current: <20mΩ | ||||
The frequency of 45~65Hz | ||||
Auxiliary power supply | Working range of AC/DC 80V~270V | |||
Power consumption <4VA | ||||
Function module | Communication interface 1 way RS-485 communication, Modbus-RTU protocol | |||
Baud rate: 1200~9600bps, the default 2400bps | ||||
Switch input support 4 stem node input | ||||
The switch output support 3 relay output, capacity: AC 250V/5A, DC 30V/5A | ||||
Transmission output support 3 analog output: 0/4~20mA or 0~5/10V | ||||
Environment | Working temperature:-10°C ~+55°C | |||
Storage temperature:-25°C ~+70°C | ||||
Relative humidity is less than 93%, no corrosive gas | ||||
Elevation≤2500m | ||||
Safety | Insulation resistance >100MΩ | |||
AC withstand voltage AC 2KV |