Document Edition 1.5
Page 9 of 12
Indicators
Power Controller Power
Indicator
This yellow LED turns on to indicate that the controller has power
applied.
Scan CPU Scan Indicator This red LED flashes at a rate relative to the CPU scan rate.
Network
(NET1)
MS/TP (RS485)
Communication
Status Indicators
The green LED flashes to indicate when the controller is
transmitting out the port, and the red LED flashes to indicate when
the controller is receiving data through the port. If communication
is good, both LEDs will flash at a high rate.
Network
(NET2)
MS/TP (RS485)
Communication
Status Indicators
The green LED flashes to indicate when the controller is
transmitting out the port, and the red LED flashes to indicate when
the controller is receiving data through the port. If communication
is good, both LEDs will flash at a high rate.
Outputs
(OP1 – OP6)
Output Status
Indicators
A tri-color LED is used. Under automatic control, the
corresponding output LED is green and is on or off to match the
status of an associated binary output. The LED will also vary in
intensity relative to the output signal for an analog output.
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