Gold Member Since 2014
Audited Supplier
Yueqing Lovadon Electric Co., Ltd.

Voltmeter Meter, Voltmeter Digital Meter, Meter LCD Display manufacturer / supplier in China, offering Lh-DV21 Single Phase Digital Voltage Meter 120*120mm Digital Voltmeter with RS485, for BKN 3p 40A Stardard 6ka Miniature Circuit Breaker, LC4 Series DIN Rail Modular Contactor for Dwellings and so on.

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Supplier Homepage Product Transformer and Meter Lh-DV21 Single Phase Digital Voltage Meter 120*120mm Digital Voltmeter with RS485

Lh-DV21 Single Phase Digital Voltage Meter 120*120mm Digital Voltmeter with RS485

Purchase Qty.:
1-999 1,000+
FOB Unit Price: US $7 US $6.75
Purchase Qty. (Pieces) FOB Unit Price
1-999 US $7
1,000+ US $6.75
Get Latest Price
Production Capacity: 50000PCS/Month
Transport Package: Standard Export Packing or Packing as Your Require
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: LH-DV21
  • Installation: Direct Connected
  • Electric Equipment: Single-phase
  • Power Meter Connection: Terminal
  • Type: Energy Meter
  • Customized: Customized
  • Measuring Range: AC1a, AC5a, DC20mA, DC5a, DC75mA
  • Supply Voltage: AC/DC80V~270V,AC220V,AC380V,AC100V,DC48V,DC24V
  • Dimensions: 120*120mm
  • Delivery Term: with 45 Days After Receipt of Desposit
  • Specification: CE, IEC, ISO
  • Display: Digital
  • Usage: Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Prepayment Meter, Reactive Energy Meter, Multi-rate Watt-hour Meters, Maximum Demand Meter
  • Theory: Electronic Meter
  • Measured Signal: Continuous Wave
  • Certification: CE
  • Displaytype: Analog and Digital
  • Accuracy Class: 0.5
  • Operating Temperature: -10c~+55c
  • Color: Black/White
  • Trademark: OEM
  • Origin: China
Product Description

Performance Characteristics
• High precision measurement of frequency
• Provide the digital tube display, local
data query
• Support for RS-485 communication,
Modbus-RTU protocol
• Support for switch input, output, analog
transmitting output
• A variety of dimensions to meet the
different requirements of the electric
distribution box
Accuracy of Measurement
• Frequency: ±0.02Hz
Signal Input
• Connection Mode: single phase two
• Overload Voltage: 1.2 times ( Continued ),
2 times / second (instantaneous )
• Power Consumption:<1VA/phase (voltage)
• Impedance: >300KΩ
• The Frequency: 45~65Hz or DC
Auxiliary Power Supply
• Working range AC 220V
• Power Consumption: <4VA
Function Module
• Communication Interface: 1 way RS-485 communication, Modbus-RTU protocol
• Baud Rate: 1200~9600bps,the default is 2400bps
• Switch Input: 2 ways
• Switch Output: 2 ways( capacity: AC 250V/5A, DC 30V/5A)
• Transmission Output: 1 ways(analog output: 0/4~20mA or 0~5/10
 Extended FunctionDisplay
Relay InputRelay OutputTransmitterRS485LEDLCD
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Mr. Richard Zhou
General Manager
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