4-ch DI 4-ch Relay Output, RS485/232 Remote Data Acquisition Module I/O(WJ70 Series)
Features:                                                                  
>> Four switch input, four relay output
>> Can read input level status via the RS-485/232 interface
>> Can set output state via the RS-485/232 interface
>> Input/output/power supply: three-isolation
>> Isolation between each input,isolation between each output
>> Wide power supply range: 8 ~ 32VDC                            
>> High reliability, easy programming, easy application
>> DIN35 Rail-mounted
>> Can programme setting module address,baud rate
>> Support Modbus RTU communication protocol
>> Dimensions: 120 mm x 70 mm x 43mm
Applications:
>> level signal measurement, monitoring and control
>> RS-485 remote I / O, data acquisition
>> Intelligent building control, security engineering applications
>> RS-232/485 bus in industrial automation control system
>> Industrial signal isolation and long-term transmission                      
>> Equipment operation monitoring
>> Sensor signal measurement
>> Industrial data acquisition and recording
>> Medical, industrial product development
>> Switching signal acquisition
Product Selection:
WJ70 -  □
          Communication Interface

         485： output is RS-485 interface  
         232： output is RS-232 interface

Sample 1:  part No.: WJ70-232   means output is RS-232 interface
Sample 2:  part No.: WJ70-485   means output is RS-485 interface