Configuration 
62  UDC2500 Universal Digital Controller Product Manual  4/07 
Function Prompt  
Lower Display 
Selection or Range of Setting 
Upper Display 
English  Numeric 
Code 
English  Numeric 
Code 
Parameter  
Definition 
 
2 PR  2 
TWO SETS PV AUTOMATIC 
SWITCHOVER—When the process variable 
is GREATER than the value set at prompt 
SW VALUE (Switchover Value), the 
controller will use Gain, Rate, Reset, and 
Cycle Time. The active PID SET can be read 
in the lower display. 
When the process variable is LESS than the 
value set at prompt SW VALUE, the 
controller will use Gain #2, Rate #2, Reset 
#2, and Cycle #2 Time. The active PID SET 
can be read in the lower display. 
 ATTENTION Other prompts affected: SW 
VALUE 
 
2 SP  3 
TWO SETS SP AUTOMATIC 
SWITCHOVER—When the setpoint is 
GREATER than the value set at prompt SW 
VALUE (Switchover Value), the controller will 
use Gain, Rate, Reset, and Cycle. 
When the setpoint is LESS than the value 
set at prompt SW VALUE, the controller will 
use Gain #2, Rate #2, Reset #2, and Cycle 
#2. 
 ATTENTION Other prompts affected: SW 
VALUE 
SW VAL  802 
Value in 
engineering units 
within PV or SP 
range limits 
 
AUTOMATIC SWITCHOVER VALUE—This 
is the value of Process Variable or Setpoint 
at which the controller will switch from 
Tuning Constant Set #2 to Set #1. 
 ATTENTION Only appears when PID 
SETS selection is configured for either 2 
PVSW or 2 SPSW. 
LSP’S 803 
 
LOCAL SETPOINT SOURCE—This 
selection determines what your local setpoint 
source will be. 
 
ONE 0 
LOCAL SETPOINT—The setpoint entered 
from the keyboard.