16xchannel Analog to Digital Signal Transmitter Modbus a/D Converter

16xchannel Analog Signal Isolated Acquisition A/D Converter
3kV Isolation From Channel to Channel
ISO AD16 U/A Series

16-ch Isolation A-D Converter Features:
>>Low cost, small size
>>Analog signal acquisition, isolated conversion RS-485/232 output
>>Measuring accuracy > 0.05%, nonlinearity <0.05%
>>RS-485/232 output, can be remotely reconfigured for modules accuracy
>>Input signal/Output signal 3000VDC
>>Wide power supply range: 8 ~ 50VDC
>>High reliability, convenient programming, easy installation and wring
>>User can set module address and baud rate, etc.

16-ch Isolation A-D Converter Specifications:
(typical @ +25º C, Vs24VDC)
Input: 16× Analog inputs (Voltage / Current)
Output: 1× Digital output(RS-232/485)
Accuracy: @ +25º C as table 1
Nonlinearity: @ +25º C as table below
Input imbalance: ± 0.1 uA/º C
Temperature Drift: ± 15 ppm/º C (± 30 ppm/º C, max)
Input load: 50Ω (4-20mA/0-20mA/0-± 20mA current input)
100Ω (0-10mA/0-± 10mA current input)
1KΩ (0-1mA/0-± 1mA current input)
>1MΩ (voltage input)
Band width: -3 dB 10 Hz
Switching rate: 2.5-30kHz Sps
Common mode restraint (CMR): 120 dB(1kΩ Source Imbalance @ 50/60 Hz)
Normal mode restraint (NMR): 60 dB (1kΩ Source Imbalance @ 50/60 Hz)
Input terminal protection: Over-voltage/over current protection
Communications Protocol: RS-485 or RS-232 ASCII character protocol and standard
MODBUS RTU communication protocol
Baud rate: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400BPS
57600, 115200BPS, selectable Address: 0~255, selectable
Response Time: 100 ms max watt consumption: <8W
Operation Power Supply: +24VDC+-10%, internal anti-reverse & over-voltage protection
Isolation withstand voltage: 3KVDC between input and output, 1 minute, stray current 1mA
Output and power are common-ground.
Endure Impact Voltage: 3KVAC, 1.2/50us(peak value)


16-channel Isolation A-D Converter Model selection
ISOAD16 U(A) -

Voltlage or Current Input:

U1: 0-5V
U2: 0-10V
U3: 0-75mV
U4: 0-2.5V
U5: 0-± 5V
U6: 0-± 10V
U7: 0-± 100mV
U8: Customized

A1: 0-1mA
A2: 0-10mA
A3: 0-20mA
A4: 4-20mA
A5: 0-± 1mA
A6: 0-± 10mA
A7: 0-± 20mA
A8: Customized


Communication interface
485: Output is RS-485 interface
232: Output is RS-232 interface.