UDC 1200 Start-Up Guide    Rev 1 
 
 
Select mode is used to access the configuration and operation menu functions. 
It can be accessed at any time by holding down          and pressing           . 
 
Once in select mode, press          or            to select the required mode. An unlock code is required to prevent  
 
unauthorised entry to Configuration, Setup & Automatic Tuning modes.  
 
Press            or         to enter the correct code number, then press           to proceed. 
 
Normal instrument operation. 
Tailor settings to the application. 
Configures the instrument for use. 
Check manufacturing information. 
Invoke Pre-Tune or Self-Tune. 
 
 
Note: The instrument will always return automatically to Operator mode if there is no key activity for 2 minutes. 
 
First select Configuration mode from Select mode (refer to section 2). 
 
First select Configuration mode from Select mode (refer to section 3). 
 
 
Press        to scroll through the parameters, then press           or           to set the required value. 
To accept a change       must be pressed, otherwise parameter will revert to previous value. 
To exit from Configuration mode, hold down     and press    , to return to Select mode.  
Note: Parameters displayed depends on how instrument has been configured. 
 Parameters marked * are repeated in Setup Mode. 
 
See following table for possible codes 
PtRh20% vs 40%: 
32 – 3362 ºF 
PtRh20% vs 40%:  
0 – 1850 ºC 
Scale Range Lower Limit +100 to Range Max 
Range Min. to Scale Range Upper Limit -100 
0=XXXX, 1=XXX.X, 2=XX.XX, 3=X.XXX 
(non-temperature ranges only) 
Primary & Secondary (heat/cool)