Operation - Teledyne T300 Operation Manual

Teledyne API – Model T300/T300M CO Analyzer
06864B DCN6314
The CPU issues commands via a series of relays and switches (also over the I
located on a separate printed circuit assembly to control the function of key
electromechanical devices such as heaters, motors and valves.
The CPU communicates with the user and the outside world in several ways:
•
Through the analyzer's front panel LCD touch-screen interface
•
RS-232 and RS-485 serial I/O channels
•
Various analog voltage and current outputs
•
Several digital I/O channels
•
Ethernet
Theory of Operation
2
C bus)
307