Цифровой трехфазный измеритель переменного тока с ЖК-дисплеем RS485 амперметр

Цена:*

Количество:

Hot Sale LED Display Digital Three Phase AC Current Meter RS485 AC Ammeter Three phase Current Panel Meter

Product Description

1>. Measure single-phase ,3-phase AC current with high-precision.

2>. Provide LED display and local data query.

3>. Programmable current transformation ratio.

4>. Support RS-485 communications and Modbus-RTU protocol.

5>. Support switch input, switch output and analog output.

6>. Power supply: AC / DC 80V~270V ,AC 220V,AC 380V,AC 100V

7>. There are various choices of dimensions to meet the requirements of different electrical circuit enclosure.

Technical Parameters

Accuracy Measurement
Current	class 0.5
Input Measurement
Wiring	3-phase 4-wire 3-phase 3-wire
Rated value	AC 1A,AC 5A
Overload	Sustained: 1.2 times; Instantaneous: 10 times/ 5s
Power consumption	< 0.4VA (per phase)
Impedance	< 2 0 mΩ
Frequency	45 ~ 65 Hz
Power supply
Working range	AC/DC 80V ~ 270V,AC 220V,AC 380V,AC 100V
Power consumption	<4VA
Functional Module
Communication interface	1 loop RS-485 Communication, MODBUS-RTU protocol
	Baud rate: 1200 ~ 9600bps, Default: 2400bps
Switching value input	4 loops switching value input, dry joint
Switching value output	3 loops relay output, capability: AC 250V/5A,DC 30V/5A
Transmission output	3 loop analog output: 0/4~20 mA or 0~5/10 V
Environment
Operational environment	-10℃~+55℃
Storage environment	-25℃~+70℃
Relative humidity	≤93 %,in the place without corrosive gas
Height above sea level	≤2500m
Safety
AC withstand voltage	AC 2KV
Insulation resistance	> 100MΩ
Electro Magnetic Compatibility
Electro-Static discharge	class 4
Electrical Fast Transient pulse train	class 4
Electrical surge	class 4
Outline Dimension
External Dimension( mm )	120×120;80×80;96×48;96×96;72×72;48×48;120x60;160x80
Cutout Dimension( mm )	111×111;76×76;92×45;91×91;67×67;45×45;114x56;152x76