Description
- Form Factor: Adapter/In-Line
- Technology: Converter
- Application:
- Converters: RS-232 to RS422/485
- Temperature: Operating Temperature: 0 to 70C (32 to 158F)
The 4WSD9TB are Port Power Serial Converters
4WSD9TB Features:
- Selectable RS-485 2-wire half-duplex, or RS-485 4-wire full-duplex operation
- Selectable RS-422 operation – Transmit & Receive always enabled
- DB9 Female RS-232 Connection, Terminal Blocs for RS-422/RS-485
- Automatic RS-485 Driver Control – works without special programming
- Enables Transmitter from RS-232 TD signal
- Enables Receiver when not Transmitting (half duplex)
- Built-in bridging switches for 2-wire or 4-wire modes – no external jumpers
- Operating Mode Switches: 4
- Transmit mode, Receive Mode, and 2 switches for 4-Wire or 2-Wire
- Receiver mode: Echo On (4-wire) or Echo Off (2-wire RS-485)
- Two 4-wire/2-wire switches for full or half duplex (bridge) connections
