Output Calibration 
4/07  UDC2500 Universal Digital Controller Product Manual  157 
Step  Operation  Press  Result 
Upper Display = the new selection 
Lower Display = CRANGE (for the Current Output) 
    - or - 
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 = CRANGE (for the Current Output) 
    - or - 
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. If the problem is not 
corrected, contact the Honeywell Technical Assistance Center at 1-
800-423-9883  USA and Canada