Opto22 AC7A

Power Requirements
  AC7A
  AC7B

 
115 VAC ± 10 VAC @ 50-60 Hz
220 VAC ± 20 VAC @ 50-60 Hz

Power Consumption

0.1 amps @ 115 VAC
5 watts (dissipation)

Operating
Temperature Range

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

Optical Isolation

4,000 V between RS-232 and RS-422/485

RS-232 Interface

25-pin, DB-25 female connector

RS-422/485 Interface

Screw terminals or 9-pin, DB-9 female connector

Baud Rate

Up to 38,400 baud; 115.2KBd in Rev. L (AC7A)
and later and in Rev. C (AC7B) and later.

RS-232 Distance

Up to 50 feet

RS-422/485 Distance

Up to 5,000 feet at 38,400 baud (3,000 feet at 115,200 baud)

Communications

RS-422/485 full duplex over two twisted pairs and a ground.
Additional twisted pairs for RTS and CTS.
Also supports RS-485 2-wire mode. This requires user to
build a custom RS-232 cable.

Indicators

Transmit, receive, RTS, CTS, and power