Ø The DAM140 is for monitoring 16 analog inputs(0~20mA,4~20mA,0~5V,0~10V). It supports Modbus RTU Protocol over RS485 serial port. Powered up by 10~30VDC.
Ø The DAM140 is used widely in industrial automation control systems. E.g.: Base Transceiver Station, diesel generator rooms, engine room, transformer substations, telecommunication equipment rooms, power supply systems and so on.
Ø The DAM140 is an industrial class, high reliability, low-power consumption, high stability and high precision data acquisition module.
Ø The DAM140 with fire retardant shell, standard 35mm DIN rail makes it easy to install in fields
Ø 16-bit resolution high precision AD acquisition and data processing techniques;
Ø 16 analog input, can be 0~20mA,4~20mA,0~5V,0~10V;
Ø Wide range power supply with reverse polarity connection protection;
Ø Modbus RTU Protocol;
Ø ESD Protection circuit for RS485 serial port;
Ø Using industrial-grade chips;
Ø Built-in watchdog ensure it reliability;
Ø Lightning protection ensure it stability;
Ø LEDs for status indication makes it easy to program in filed.
Rated Power Input
10~30VDC(Peak Voltage must≤40V)
n,8,1; e,8,1; o,8,1 or n,8,2
1200, 2400, 4800, 9600, 19200, 38400Bps
Default: 4~20mA, optional: 0~20mA, 0~5V, 0~10V
Analog channel: Voltage:＞1KΩ, current ≤150Ω