Operation
4/00 UDC2300 Universal Digital Controller User Manual 41
Diagnostic Error Messages
The UDC2300 performs background tests to verify data and memory integrity. If
there is a malfunction, an error message will be displayed. In the case of more
than one simultaneous malfunction, the messages will be displayed sequentially
on the lower display.
Table 4-3 Error Messages
Prompt Description
EE FAIL
Unable to write to nonvolatile memory.
IN1FL
Two consecutive failures of input 1 integration.
IN2FL
Two consecutive failures of input 2 integration.
CFGERR
Configuration Errors—Low limit greater than high limit for PV,
SP, Reset, or Output.
IN1RNG
Input 1 Out-of-Range
IN2RNG
Input 2 Out-of-Range—Same as Input 1.
PV LIM
PV Out-of-Range
PV = (PV source x PV source ratio) + PV source bias
FAILSF
Failsafe—Check inputs or configuration.
RV LIM
Remote Variable Out-of-Range
RV = (RV source x RV source ratio) + RV source bias
SEG ERR
Segment Error—SP Program starting segment number is less
than ending segment number.
LOCK
The Lockout feature has been enabled to prevent unauthorized
changes of certain functions or parameters.
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