Honeywell UDC3200 series Operator's Manual page 87

5.2 Controller Failure Symptoms
Upper
Display
Blank
OK
OK
with Controller
OK
OK
OK
Display does not change when a key is pressed
Controller fails to go into "Slave" operation during communications
OK
disagrees with
Auxiliary Output
Other symptoms
04/08
Lower Indicators
Display
Blank Off
OK
Displayed
OK
Output
disagrees
Output
OK
OK
OK OK
Displayed OK
Output
UDC3200 Universal Digital Controller Operator Manual
Controller Probable
Output Cause
None Power Failure
Current
Proportional Output
Controller
Position
Output
Proportional or
disagrees
TPSC Output
with Displayed
Output
Time Proportional
Output
Current/Time
Proportional Output
External Alarm Malfunction in
function does alarm output
not operate
properly
Keyboard
Malfunction
Communications
Failure
Controller
Auxiliary Output
Auxiliary Output
disagrees
with Displayed
Auxiliary Output
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