Output Calibration 
Procedure 
The procedure for calibrating the auxiliary output is listed in Table 6-4.  
Make sure “LOCK” in the Tuning Set Up group is set to “NONE” (see Subsection 3.4). 
Table 6-4  Auxiliary Output Calibration Procedure 
Step  Operation  Press  Result 
1 
Enter Calibration 
Mode 
SetupSetup
 
until you see
Upper Display = CALIB 
Lower Display = AUX OUT 
2 
Calibrate 0 % 
Function
FunctionFunction
 
You will see: 
Upper Display = A Value 
Lower Display = ZERO VAL 
 
 
or  
until the desired 0 % output is read on the milliammeter.  
Normally, this will be the setting that produces 4 mA. 
3 
Calibrate 100 % 
Function
FunctionFunction
 
To store the 0 % value you will see: 
Upper Display = A Value 
Lower Display = SPAN VAL 
 
 
or  
until the desired 100 % output is read on the milliammeter. 
Normally, this will be the setting that produces 20 mA. 
4 
Function
FunctionFunction
 
The controller stores the span value. 
 
Exit the 
Calibration Mode 
To exit the calibration mode. 
Lower
Display
Lower
Display
Lower
Display
 
 
 
12/04  UDC3200 Universal Digital Controller Product Manual  147