Download > Data Acquisition > 2-channel 4-20mA to RS485/RS232 AD Converter ISO AD Series
2-channel 4-20mA to RS485/RS232 AD Converter ISO AD Series
Product Categories: Data Acquisition File Type: File
Input: 0-20mA/4-20mA Output: RS232/RS485
Isolation Voltage: 3000V DC Communication Port:
Channel No: 8-Channel Package: ADAM DIN Rail type
Remarks: 4-20mA to RS485/RS232 A-D Converter
Updated: 2018-04-09 17:26:16
File Size: Downloads: 2 times
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Description
Isolated 0-20mA/4-20mA to RS485/RS232 Converter (support Modbus RTU)
(typical @ +25℃,Vs is 24VDC (It is recommended to use power supply under high stability and precision environment.)
Input type:  input current 4-20mA/0-20mA
Precision:  @ +25℃ (table 1)
Input detuning:  ±0.1 uA/℃
Temperature drift:  ±15 ppm/℃ (±30 ppm/℃, max)
Input resistance:  < 250 Ω (4-20mA/0-20mA input current)      
Bandwidth:  -3 dB 10 Hz
Conversion rate:  10 Sps
Common mode restraint (CMR): 120 dB(1kΩ Source Imbalance @ 50/60 Hz)
Norm mode restraint (NMR): 60 dB (1kΩ Source Imbalance @ 50/60 Hz)
Input terminal protection: over-voltage protection and over-current protection
Communication: support standard Modbus RTU protocol and character communication protocol, RS-485 or RS232 interface. 
            Baud rate(300 bps、600 bps、1200 bps、2400 bps、4800 bps、9600 bps、19200 bps、38400bps)software selection is available
Location(0x00~0xFF)software selection is available
Communication response time:100 ms max
Power supply:  +8 ~ 50 VDC wide range power supply, internal anti-reverse and overvoltage protection circuit
Power consumption:    less than 1W
Operating temperature:    - 45 ~ +80℃
Humidity: 10 ~ 90% (no condensation)
Storage temperature: - 45 ~ +80 ℃
Storage humidity: 10 ~ 95% (no condensation)
Isolation voltage: input channel 1 / input channel 2 / ... / input channel 8 / output / auxiliary power supply
             between every two group: 3KVDC, 1 minute, leakage current 1mA.
Shock voltage: 3KVAC, 1.2/50us (peak)
Dimensions: 145 mm x 82 mm x 42mm
Weight: about 256g

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