Output Calibration
70 UDC2500 Universal Digital Limit ControllerProduct Manual 8/05
ATTENTION
A restored factory calibration overwrites any previous field calibration done for the output.
Protect your field calibration from accidental overwrites by configuring the appropriate
LOCKOUT selection after calibration.
See Section 3 - Configuration for specific instructions to set the lockout.
Table 6-3 Restore Factory Calibration
Step Operation Press Result
1
Set LOCKOUT to
NONE
SetupSetup
until you see:
Upper Display
= SET
Lower Display = TUNING
FunctionFunctionFunction
Until you see:
Upper Display = one of the following:
NONE – all parameters are read/write
CAL – all parameters are read/write except Calibration
CONF – configuration parameters are Read Only; no writes
permitted
VIEW – Tuning and Setpoint Ramp parameters are
read/write. No other parameters can be viewed.
ALL – Tuning and Setpoint Ramp parameters are available
for read only. No other parameters can be viewed.
Lower Display = LOCK
or
Until NONE is in the upper display
2
Enter OUTPUT
or OPTIONS
Setup Group
SetupSetup
until you see:
Upper Display
= SET
Lower Display = OPTION (for the Auxiliary Output)
FunctionFunctionFunction
until you see:
Upper Display = the current selection
Lower Display = ARANGE (for the Auxiliary Output)
or
to change the range configuration to the other selection
3
Scroll through
Functions
FunctionFunctionFunction
until the lower display rolls through the rest of the functions and
returns to:
Upper Display = the new selection
Lower Display = ARANGE (for the Auxiliary Output)
or
to change the range selection in the upper display back to the
proper selection. You will see:
Upper Display = Original range selection
Lower Display = ARANGE (for the Auxiliary Output)
4
Return to Normal
Operation
Lower
Display
Lower
Display
Lower
Display
to return to Normal operating mode.
The factory calibration will be restored.