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RS232 to 4-20mA Converter

 RS232 to 4-20mA Converter
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Product Code : AIOM 04
Brand Name : WAYJUN
Product Description

with Modbus,RS485/232 to Analog Current or Voltage Signal Converters,D/A Converter

 Shenzhen WAYJUN Industrial Automation is a HI-tech company of designing, researching A/D and D/A Data Acquisition Module,digital signal DI/DO module,analog signal isolated converter,signal conditioners,4-20mA current signal splitter,isolated amplifier(RTD/current/voltage/frequency/speed/potentiometer/pulse),Min-power DC DC converters.Our products also carry the CE approval for safety.


1: Type No.: WJ31-485-A4   means RS485 interface,4-20mA signal out 

2: Type No.: WJ31-232-U1   means RS232 interface,0-5V signal out

3: Type No.: WJ31-485-U1   means RS485 interface,0-5V signal out

 

Featuresï¼Å¡ 
>>DIN Rail-mounted
>>RS485/232  to 4-20ma/0-5V analog signal output
>>12-bit DA converter,analog signal output accuracy>0.2%
>>Can be remotely reconfigured for modules accuracy
>>Three-port Isolation: 3000VDC isolation.
>>Wide power supply range:8~32VDC
>>High reliability, easy program, installation.
>>Can program setting module address, baud rate
>>Support Modbus RTU
Applicationsï¼Å¡ 
>>Intelligent building control, security and engineering applications
>>RS485/232 industrial automation control system
>>Industrial fields signal isolation and long-terms transmission
>>Debugging and control of equipment operation
>>4-20mA signal output
>>Medical machine monitoring
>>Sensor signal to restore the long-range transmission and signal
>>Industrial field data for a given actuator
Function Descriptionï¼Å¡ 

WJ31 signal isolated D/A converter module, can output one channel voltage/current signals,or 2-channel common ground and isolation current/voltage signals. 

General parameters:

 (typical @ +25 ℃, Vs to 24VDC)

 Output type: current / voltage signal

 Accuracy: 0.2%

Output maladjustment: current output ± 0.5 uA / ° C, voltage output of ± 0.1 mV / ° C

Temperature drift:± 20 ppm / ℃ (± 30 ppm / ℃, maximum)

Output load capacity: current output  350ÃŽ© (4-20mA/0-20mA/0- ± 20mA current output)

voltage output  10mA (0-5V/0-10V/0- ± 5V voltage output)

Communication: RS-485 protocol or RS-232 standard characters protocols and MODBUS RTU communication protocol

              Baud Rate (1200,2400,4800,9600,19200,38400 bps) can be selected via software

Address (0 to 255) can be selected via software

Communication Response Time: 100 ms maximum

Power Supply: +8 ~ 32VDC wide range power supply, internal anti-reverse and over-voltage protection circuit

Power Loss: less than 1.5W

Operating Temperature: - 45 ~ +80 ℃

Humidity: 10 ~ 90% (no condensation)

Storage Temperature: - 45 ~ +80 ℃

Storage Humidity: 10 ~ 95% (no condensation)

Isolation Voltage: communication interface / output: 3KVDC, 1 minute, leakage current:1mA

              Which communication interface and power supply are common ground.

Shock Voltage: 3KVAC, 1.2/50us (peak)

Dimensions: 106.7 mm x 79 mm x 25mm 

 


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