Digital Panel Voltmeter

Model  No.

Name

YD4U*9X4

Three-phase AC voltmeter

YD4U*9D4

Three-phase AC voltmeter (communication/transfer)

YD4U*9X1

Single-phase AC voltmeter

YD5U*9X1

Single-phase DC voltmeter

YD4U*9D1

Single-phase AC voltmeter (communication/transfer)                                                              

YD5U*9D1

Single-phase DC voltmeter (communication/transfer)

Performance

Parameter

 
Input voltage display

Network

3 phase 3 line,3 phase 4 line

 
 
 
Voltage
 
 

Rated voltage

AC**0V,**0V(please note when purchase)

Overload

Measurement:1.2 times  instantaneous:2 times/*0S

Power consumption

<1VA (each phase)

Impedance

>**0kΩ

Accuracy

Class 0.5

Frequency

*0~*0Hz, accuracy 0.2

Power

Active power, Reactive power, Apparent power, Accuracy: 0.5 class

Electric energy

Four quadrant measurement, active power
accuracy rate0.5 class,

reactive power accuracy rate 1 class

Display

Programmable, switching, LCD/LED display  

Power Supply

Operation range

AC/DC  *0~**0V

Power consumption

≤5VA

Output

Digital interface

RS***5,MODBUS-RTU

Pulse output

Two power pulse output, photo-couple relay

Environment

Working environment

**0~*5ºC

Store environment

**0~*5ºC