Watchdog Timer & Alarm Unit WDT-1

The WDT-1 Watchdog Timer and Alarm unit is a remote free-standing device which continously monitors the activity of a computer program or process.

The unit responds to any character from an RS232C serial port. It may be connected independently to a port or alternatively mat listen in parallel to an existing communicationline. The unit is suitable for connection to a modem to achive operation over long distances.

Triggers from RS 232, TTL or Relay Contact Remote operation via two wire connection Heavy duty relay output contacts for driving audible or visual alarm annunciators Flexible time interval selection. Inbuilt led's to confirm status. Low cost and very simple to operate

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