Output Calibration 
3/07  UDC3500 Universal Digital Controller Product Manual  299 
Procedure 
The procedure for calibrating the Second Current Output is listed in Table 6-4.  
Make sure that “LOCK” in the Tuning Set Up group is set to “NONE” (see 
Subsection 
3.4). 
Table 6-4  Second Current Output Calibration Procedure 
Step  Operation  Press  Result 
1 
Enter Calibration 
Mode 
Setup 
until you see 
Upper Display = CALIB 
Lower Display = CUR OUT2 
2 
Calibrate 0 % 
Func 
Loop 1/2 
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 % 
Func 
Loop 1/2 
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. 
Func 
Loop 1/2 
The controller stores the span value. 
4 
Exit the 
Calibration Mode 
Lower 
Display 
To exit the calibration mode.