Welcome to wziep.com!
Categories
Welcome to wziep.com!
category： Voltage Meters
reference price：￥$5.60 - $6.50
Performance Characteristics
• High precision measurement of single
phase AC/DC voltage
• Provide the digital tube display, local
data query
• Programmable PT ratio
• 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
• Voltage: level 0.5
Signal Input
• Connection Mode: single phase two wires
• Rated Voltage: AC 0-600V/DC 0-1000V
• 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 0-5/10V)
|
Function Model NO. |
Measurement | Extended function(optional) | Display | |||||
|
AC current |
DC current |
Switching input |
Switching output |
Analog output |
Communication interface |
LED | LCD | |
| LH-AV11 | √ | - | 2 | 2 | 1 | 1 | √ | - |
| LH-DV11 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| LH-AV21 | √ | - | 2 | 2 | 1 | 1 | √ | - |
| LH-DV21 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| LH-AV31 | √ | - | 2 | 2 | 1 | 1 | √ | - |
| LH-DV31 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| LH-AV41 | √ | - | 2 | 2 | 1 | 1 | √ | - |
| LH-DV41 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| LH-AV51 | √ | - | 2 | 2 | 1 | 1 | √ | - |
| LH-DV51 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| LH-AV61 | √ | - | 2 | 2 | 1 | 1 | √ | - |
| LH-DV61 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| LH-AV71 | √ | | 2 | 2 | 1 | 1 | √ | - |
| LH-DV71 | - | √ | 2 | 2 | 1 | 1 | √ | - |
Q1:If I'm interested in your product when I can receive your quotation and detail information after send the enquiry?
A:All your enquiry will be replied in 24hours.
Q2:Can I get a sample before the order because I really don't how is your product quality?
A:Of course! We also think sample order is the best way to build the trust.And in our company we offer free sample service! Please send the enquiry to us and get the free sample!
Q3:Do you have a catalogue? Can you send me the catalogue to have a check of all your products?
A:Yes, We have product catalogue. Please contact us on line or send an Email to sending the catalogue.
Q4:I need your price list of all your products, do you have a price list?
A:We do not have a price list of all of our products. Because we have so many items, and it is impossible to mark all of their price on a list. And the price are always changing because of the producing cost. If you want to check any price of our products, please feel free to contact us. We will send offer to you soon!
