TCS / Eurotherm D240 and D241
Three primary functions are performed by the communications converter.
(1) Conversion between RS232 and RS422
(2) Isolation of communications lines
(3) Communications watchdog.
The watchdog timer, selectable up to 10 seconds, operates an output relay. The unit can be supplied from either 120Vac or 240Vac supply.
This unit is fully repairable