WAYJUN introduces RS485 to 4-20mA,RS232 to 0-5V, D/A Converters

  • June 03, 2014
  • Shenzhen WAYJUN Industrial Automation
  • News

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


Product Selection:                                                                                

WJ31     ‚ñ° –  U(A)‚ñ°

Interface                                        Output Voltage or Current Signal 

485:Input is RS-485 interface                    U1Ôºö0-5V           A1Ôºö0-1mA

232:Input is RS-232 interface                    U2Ôºö0-10V          A2Ôºö0-10mA 

                                               U3Ôºö0-75mV         A3Ôºö0-20mA

                                               U4Ôºö0-2.5V          A4Ôºö4-20mA

                                               U5Ôºö0-±5V          A5Ôºö0-±1mA                         

                                               U6Ôºö0-±10V         A6Ôºö0-±10mA                         

                                               U7Ôºö0-±100mV       A7Ôºö0-±20mA

                                               U8Ôºöuser-defined      A8Ôºöuser-defined

Sample 1:   part No.:WJ31 485-A4   Input is RS485 interface,4-20mA signal output

Sample 1:    part No.:WJ31 232-U1   Input is RS-232 interface ,0-5Vsignal output

General parameters:

 (typical @ +25 ‚ÑÉ, 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 / ‚ÑÉ(±30 ppm / ‚ÑÉ, maximum)

Output load capacity: current output  350Ω (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 ‚ÑÉ

Humidity: 10 ~ 90% (no condensation)

Storage Temperature: - 45 ~ +80 ‚ÑÉ

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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