5. Wiring panel and terminal
functions
The CR300 series wiring panel provides ports and removable terminals for connecting sensors,
power, and communications devices. It is protected against surge, over-voltage, over-current,
and reverse power. The wiring panel is the interface to most data logger functions so studying it
is a good way to get acquainted with the data logger. Functions of the terminals are broken
down into the following categories:
l
Analog input
l
Pulse counting
l
Analog output
l
Communications
l
Digital I/O
l
Power input
l
Power output
l
Power ground
l
Signal ground

5. Wiring panel and terminal functions8
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