Emerson Lorain CIP 4890 AP6C55CB User Manual page 47

4.1.3.2. Alarms
The System Manager CIP displays its own operating status by means of the
"Controller Status" LED indicator located on the front panel.
It also displays the system alarms by means of the "Minor" and "Major" LED
indicators, also located on the front panel:
Refer to Figure 3.11 for the specific location of the LED indicators located on
the front panel.
User Manual
Lorain Power System (AP6C55CA/CB)
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Eight user-programmable input ports, each capable of detecting the
presence or absence of a DC voltage signal (+24 V or –48 V).
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Eight user-programmable output ports, each providing C form contacts
(rated 1 A at 60 V dc) that can be used to perform specific functions or
for alarm notification, as desired by the end user.
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Green means that the unit is operating normally.
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Red means that the unit is not operating normally.
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the yellow Minor LED indicates that there is one or more minor
alarm(s) activated in the system, but no major alarm,
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the red Major LED indicates that there is one or more major alarm(s)
activated in the system.
Functional description 47
UM6C55C (P7000597)
Standard 10.00 (March 2008)