Small size,low price, WJ20 series two channels 4-20mA/0-10V/0-5V to RS485/232 Converter with MODBUS
Features：
>> Two channels analog signal acquisition,isolated RS-485/232 output
>> 16-bit AD converter,testing accuracy>0.1%
>> Can Program and calibrate modules accuracy via RS-485/232 interface
>> Signal input/output: 3000VDC Isolation
>> Wide Power supply:8~32VDC
>> High reliability,easy programming,easy installation.
>> Can program setting module address,baud rate
>> 0-5V/0-10V voltage signal or 4-20mA/0-20mA current signal input
>> Defaults MODBUS RTU communication protocol
>> DIN35 Rail-mounted
>> Dimension: 79.0x69.5x25.0 mm
Applications：
>> Signal testing/monitoring/control
>> RS-232/485 industrial automation control system
>> Industrial field signal isolation
>> Process Monitoring & Control
>> Test sensors signal
>> Laboratory Data Acquisition
>> Medical machine monitoring
>> 4-20mA/0-5V signal acquisition
Products selection guide:
WJ20- U(A) □ – □
Input signal(current/voltage) Communication Interface
U1：0-5V A1：0-1mA 485： RS-485 output interface
U2：0-10V A2：0-10mA 232： RS-232 output interface
A3：0-20mA
A4：4-20mA
Products List Samples:
WJ20-A4-485 (4-20ma input signal, output is rs485 interface)
WJ20-U1-232 (0-5V input signal,output is rs232 interface)
WJ20-U2-485(0-10V input,output is rs485 interface)
WJ20-A4-232 (4-20ma input signal, output is rs232 interface)
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