Opto22 AC31B

Power Requirements
AC31A
AC31B
AC31C

 
115 VAC ± 10 VAC @ 60 Hz
220 VAC ± 20 VAC @ 50 Hz
10 - 28 VDC; 10 VDC @ 0.75 amps,
24 VDC @ 0.25 amps

Power Dissipation

Less than 4 watts @ 25 °C

Operating
Temperature Range

0 to 70 °C
0 to 95% Humidity (non-condensing)

Interface Slave

Full duplex selectable RS232 & RS485/422
serial port

Interface Host

Full duplex RS-485/422 serial port

Baud Rate

300, 1200, 2400, 4800, 9600, 19200,
and 38400 baud

CPU

64,180 8-bit microprocessor

CPU Clock Frequency

6.144 MHz

EPROM

32K bytes

RAM

32K bytes

Indicators

Transmit, receive, and power

Options
Jumper Selectable

 
Address (0 to 255)
Baud rates
Terminating and biasing resistors