Configuration 
3.15  Display Set Up Group 
Introduction 
This group includes selections for Decimal place, Units of temperature, Language and 
Power frequency. 
Function Prompts 
Table 3-15 DISPLAY Group Function Prompts 
Function Prompt  
Lower Display 
Selections or  
Range of Setting  
Upper Display 
Parameter  
Definition 
DECIMAL 
 
DECIMAL POINT LOCATION—This selection 
determines where the decimal point appears in the 
display. 
 
NONE 
ONE 
TWO 
THREE 
NONE—No Decimal Place—fixed, no auto-ranging 
ONE—One Place 
TWO—Two Places 
THREE—Three Places 
 ATTENTION   Auto-ranging will occur for selections 
of one, two or three decimal places.  For example, 
should the instrument be configured for two decimal 
places and the PV exceeds 99.99, then the display 
will change to a single decimal place so that values 
of 100.0 and above can be shown. 
TEMP UNIT 
 
TEMPERATURE UNITS—This selection will affect 
the indication and operation. 
 
DEG F 
DEG F—Degrees Fahrenheit – Degrees F 
Annunciator lighted 
 
DEG C 
DEG C—Degrees Centigrade – Degrees C 
Annunciator lighted 
 
NONE 
NONE—No temperature annunciators lighted.  
Upper and Lower Displays will show temperature in 
Degrees Fahrenheit when inputs are configured for 
Thermocouple or RTD types. 
PWR FREQ 
60 HZ 
50 HZ 
POWER LINE FREQUENCY—Select whether your 
controller is operating at 50 or 60 Hertz. 
 ATTENTION   For controllers powered by +24 Vdc, 
this configuration should be set to the AC line 
frequency used to produce the +24 Vdc supply. 
Incorrect setting of this parameter may cause normal 
mode noise problems in the input readings. 
RATIO 2 
 
INPUT 2 RATIO—This enables the Ratio for Input 2 
to be set from the front panel. Input 2 must be 
installed and enabled for this configuration to 
operate. 
 
DISABLE 
DISABLE—Disables setting Ratio 2 from front panel.
92  UDC3200 Universal Digital Controller Product Manual  12/04