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Yueqing Haixin Electronic Science Technology Co., Ltd.

Voltmeter, Meter, Digital Voltmeter manufacturer / supplier in China, offering Digital AC Three Phase Voltage Meter Voltmeter with RS-485, Three Phase Current Transmitter, Three Phase AC Current Transducer and so on.

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Supplier Homepage Product Voltage meter Digital AC Three Phase Voltage Meter Voltmeter with RS-485

Digital AC Three Phase Voltage Meter Voltmeter with RS-485

FOB Price: US $7.5 / Piece
Min. Order: 10 Pieces
Min. Order FOB Price
10 Pieces US $7.5/ Piece
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Production Capacity: 100000PCS/Year
Transport Package: Carlton
Payment Terms: L/C, T/T, Paypal, Money Gram, Western Union

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Basic Info
  • Model NO.: DDSY
  • Display: Digital
  • Theory: Electronic Meter
  • DC Voltmeter Type: Electrostatic
  • Customized: Customized
  • Weight: 0.4kg
  • Internet: Three Phase
  • Specification: CE
  • HS Code: 903033100
  • Installation: General Installation Meter
  • Usage: Meter for Industry and Home Use
  • Power Source: AC
  • AC Voltmeter Type: Electrostatic
  • Size: 72*72,96*96
  • Rating: AC0-500V
  • Trademark: HXDZ
  • Origin: China
Product Description

Product Description
Function: 
Real-time measurement and indication on AC or DC voltage(current) in an electric circuit; Program mable CT/PT ratio; Higher and lower limit alarm output and programmable rely time of alarm. 

Size: 
96*96mm, 48*48mm, 96*48mm. 72*72mm

Basic parameters: 
Measuring range: 
AC voltmeter AC 10 ~ 600V, external PT is necessary if more than 600V
DC voltmeter DC 10 ~ 600V
Accuracy: ± (0.5%FS+1 digit)
Measuring display mode: 4 LED nixietube effective value display
Resolution: Last figure one digit
Overflow indication: The top digit display "1" or "-1" and other digit hiding
Auxiliary power supply: AC 220V± 10%
Alarm contact capacity: AC250V/1A
Alarm Shift Difference: 0.1%FS~50.0%FS
Alarm delay time: 0.0~99.9s programmable

Terminal arrangement and wiring connection: 
( Attention: If it is not the same with the wiring schema of the diagram behind case, please accord to the one of diagram behind case)

POWER: Auxiliary power input port of instrument, Auxiliary power supply is AC 220V± 10% (please note if you need special power supply). 
INPUT: Signal input port of instrument, HI represents"+" port of DC input signal, fire wire terminal of AC voltage input signal and inlet wire terminal
Of AC current input signal. 
LO: "-" port of DC input signal, the other one wire of AC voltage input signal; The outlet wire terminal of AC current signal input
OUT: The alarm contact output port of meter

Technical  Index
Accuracy  of  measurementElectric  current  0.5
Singal  inputConnection  mode  of  single  phase

Rated  voltage  of  AC  57.7V,   AC  100V,   AC  220V,   AC  380V,   DC  2V,   DC  20V,   DC  200V,   DC  600V, DC600V

Over  load  1.2  times  (  Continued  ),   2  times  /  second  (  instantaneous  )

Power  < 1VA/  phase

Impedance  > 300KΩ

The  frequency  of  45~65Hz  or  DC
Auxiliary  power  supplyAC/DC  80V~270V,   AC220V,   AC380V,   AC100V,   DC48V,   DC  24V

Power  consumption      < 4VA
Function  moduleCommunication  interface  1  way  RS-485  communication,   Modbus-RTU  protocol

Baud  rate:   1200~9600bps,   the  default  2400bps

Switch  input  support  2  stem  node  input

The  switch  output  support  2  relay  output,   capacity:   AC  250V/5A,   DC  30V/5A

Transmission  output  support  1  analog  output:   0/4~20mA  or  0~5/10V
EnvironmentWorking  temperature: -10° C  ~+55° C

Storage  temperature: -25° C  ~+70° C

Relative  humidity  is  less  than  93%,   no  corrosive  gas

Elevation≤ 2500m
SafetyInsulation  resistance  > 100MΩ

AC  withstand  voltage  AC  2KV
Electromagnetic  compatibilityESD  level  4

Electrical  fast  transient  burst  level  4

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