ADM-4188 is an 8-channel isolated digital/switch input and output module, which can be widely used in signal acquisition, monitoring and control of industrial field equipment. It has 8 channels of mutually isolated digital input and 8 channels of mutually isolated digital output. The digital output adopts NPN transistor collector open circuit output. The communication interface adopts RS-485 interface, supports standard MODBUS RTU protocol, and can be directly connected with configuration software, PLC, DCS industrial control touch screen.
Product specifications :
(1) Digital input
1. Input channel: 8-channel switch contact signal (dry contact) or level signal (wet node)
2.Input polarity: common cathode or common anode input (polarity automatically adapts)
3.Input range: high level (digital 1): 10V-30V, low level (digital 0): 0V-1V
4. Sampling rate: 1000Hz
5.Isolation voltage: 1500V
6.Input counting: 8-channel 16-bit counter (0~65535), input frequency less than 200HZ
(2), digital output
1. Output channel: 8-channel NPN transistor collector open circuit output
2. Load voltage: 40V max
. 3.Load current: 150mA, 625mW
(4), communication interface
1. Communication protocol: MODBUS-RTU
2. Interface type: optically isolated RS-485 interface
3. Interface protection: 600W surge protection, 15KV ESD protection, 1500V isolation protection
4. Baud rate: 1200bps, 2400bps, 4800bps, 9600bps, 19200bps, 38400bps, 57600bps, 115200bps.
5. Parity bit: no parity, even parity, odd parity
6. Default parameters: 9600, N, 8, 1 (baud rate and parity bit can be modified)
(5), system parameters
1. Module size: 104mm x 72mm x 26mm
2. Installation method: 35mm DIN rail installation
3. Working environment: Temperature: -10~65℃ Humidity: 0-95%, non-condensing
4. Working power supply: DC9~30V, less than 3W
Software and User Manual download links :
1. https://mega.nz/file/t1h2WQRI#QAhxBHrr7hfrQq0vO8i07wUSnNjSTxjcs-nc-tRTTTc
2. https://mega.nz/file/w04AxAYb#XJVPzqwQtLDJoOjraZwyUtUK2c_-HLmL2ShxXc7IB-I