PM-310 Series smart multi-function three-phase network power meter is a suitable low-voltage system for intelligent devices, collecting data and control functions in one device, with the measurement of electrical parameters and energy measurement, to provide communication interface and computer monitoring system Connection, support RS485 interface with MODBUS-RTU protocol.
Overview
Features
◆ Multi-function three-phase meter measurement capabilities
◆ Full-featured : Monitors a single / regional / overall power circuit with a single instrument.
◆ High reliability : Professional design, in line with international and IEC standards for anti-jam ming performance, ISO9000 quality assurance.
◆ Small size : It can be installed in a small switch box.
◆ Easy to install : Self-locking mounting mechanism, installation or removal are very convenient and quick.
◆ Flexible wiring : Suitable for a variety of high and low voltage wiring system.
◆ Convenient configuration : Adopt RS-485 communication interface, support ModBUS-RTU, connect with all kinds of PLC in the industry, communication with multiple software.
Capabilities
1. Line voltage: UAB, UBC, UCA
2. Three-phase voltage: UA, UB, UC
3. Three-phase current: IA, IB, IC
4. Power: active power, reactive power, apparent power
5. Power Factor
6. Frequency
7. Electricity measurement: active energy, reactive energy
Configurations
Specifications
Connection
- 3-phase-3-wire, 3-phase-4-wire
Frequency
- 45-65Hz
Voltage
- Rating: AC 100V, 400V
- Overload:1.2 fold rating {continuous) : 2 fold rating for 1 second
- Power consumption:< 0.5VA
- Rating: AC IA, 5A
- Overload:1.2 fold rating(continuous);10fold rating for 1 second
- Power consumption:< 0.5VA
- Output mode:open-collector photo-coupler pulse
- Pulse constant: 10000 , 40000, 160000 imp/kWh
- RS485port, Modbus-RTU protocol,baud rate 1200 ~ 38400
- 2channel or 4channel passive dry contact input mode
- Output mode:2 channel relay NO contact output
- Contact capacity: AC 250V/1A, DC 30V/1A
Accuracy class
- Frequency:0.05Hz,Current, Voltage:0.2 class,Reactive power:l .0class,Reactive Electric energy:l .0class,other:0.5class, 2-31th harmonic measurement: ±1%
Power supply
- AC/DC 85-265V,
Power frequency withstand voltage
- Communication/Pulse Output//switching input AC 2kv 1min; Between Power supply, switching output, Current Input’ Voltage Input AC 2kv 1min; Between Transmitting, Communication Pulse Output, Switching Input AC 1kv 1min
Insulation resistance
- Input, Output end to machine enclosure > 100MΩ
Temperature
- Work : -10°C~+55°C
- Storage : -25°C~+75°C
Humidity
- ≤93%RH Non-condensing
Altitude
- ≤2500m