Product Description
LCD multifunctional meters can accurately measure and display all the common electrical parameters of three phase power grid, such as three phase voltage and current, active power, inactive power, power factor, frequency, active energy, reactive energy, communication interface and energy pulse output function. with MODBUS-BTU communication protocol, the meters can display by LCD and achieve RS-485 remote digital communication. With features of convenient installation, easy wiring and maintenance, programable at site etc. the meters can also proceed the networking communication between different PLC and industrial control computers among the industry.
Performance Characteristics
1.High precision measurement measurement of single phase AC voltage
Technical Index | |
Accuracy Measurement | |
current | class 0.5 |
Voltage | class 0.5 |
active power | class 0.5 |
reactive power | class 0.5 |
power factor | class 0.5 |
frequency | ±0. 02Hz |
active energy | class 0.5/class 0.2 |
reactive energy | class 1.0/class 2.0 |
Input Measurement | |
Wiring | single-phase,3-phase 3-wire,3-phase 4-wire |
Rated current | AC 1A,AC 5A |
Rated voltage | AC 100V ,AC 400V |
Overload
| Voltage:Sustained:1.2times;Instantaneous:2times/1s |
Current:Sustained: 1.2 times; Instantaneous: 10 times/ 5s | |
power consumption | Voltage: <1VA (per phase),Current: <0.4VA (per phase) |
impedance | Voltage: >300KΩ , Current: <20mΩ |
frequency | 45~65Hz |
Power supply | |
Working range | AC/DC 80V~270V,AC220V,AC380V,AC100V |
Power consumption | <4VA |