Bi- direction communication using RS-422, and RS-485 media.
Pelco Transmission & Power
- RS422 4 Wire
- RS-485 2 Wire and 4 Wire
Installation and Service
With the FT85011A transmitter and the FR85011A receiver powered off, set the Data Selection switch to the required data communication setting using a small screwdriver.
Switch setting 2 and 3 is used for half and full duplex communications.
NOTE This is normally used when there is a requirement to send and receive data from headend to camera or keyboards to controllers.