Honeywell UDC2500 Product Manual page 59

Function Prompt
Lower Display
English Numeric
Code
AT ERR 304
(Read Only)
4/07
Selection or Range of Setting
Upper Display
English Numeric
DIS
NONE
RUN
ABRT
SP2
UDC2500 Universal Digital Controller Product Manual
Code
DISABLE – The current SetPoint is used to
derive a single set of blended tuning
parameters. This tuning is performed over
the range of the output limits similar to
Simplex Tuning. The Tuning Parameters
derived are placed into both the HEAT and
COOL tune sets (PID 1 and PID 2).
ACCUTUNE ERROR STATUS—When an
error is detected in the Accutune process, an
error prompt will appear
NONE—No errors occurred during last
0
Accutune procedure.
RUNNING—An Accutune process is still
5
active checking process gain, even though
"TUNE" is not lit. It does not affect keyboard
operation.
CURRENT ACCUTUNE PROCESS
4
ABORTED—Caused by one of the following
conditions:
• changing to manual mode
• digital input detected
• in heat region of output but a cool output
was calculated, or vice versa.
SP2—LSP2 not configured or a Setpoint
6
other than LSP1 or LSP2 is in use.
Configuration
Parameter
Definition
45