SL-253
RS-232/20mA loop (current loop) converter with isolation
Features
- RS-232 side had a D25F connector, current loop side has screw terminals
- Isolation on both channels: Rx and Tx
- Both channels (Rx and Tx) can be separately used as active (current source) or passive (no source)
- Type of link: point-to-point, full duplex
- Max speed: 19200 Bd
- RS-232 side has phantom power-supply, from the RS-232 connector’s out pins
- Current loop needs small 8-20V@100mA power supply
- No power supply is needed if both Rx an Tx channels are configured as passive
- LED indicators for Rx i Tx signals
Pictures
SL-253
Related products
SL-83 – two channel T&A and access controller
SL-84 – four channel T&A and access controller
SL-88 – T&A controller with 2 AUX channels