User Manual
  51 & 52 Series II 
  Measuring Temperatures   
 11 
Measuring Temperatures 
Connecting a Thermocouple 
To change the thermocouple type, see “Changing Setup 
Options.” The North American ANSI Color Code is: 
Type  J K  E T N 
Color  Black Yellow Purple Blue Orange 
1.  Plug a thermocouple into the input connector(s). 
(Make sure that the polarity is correct.) 
2.  Set the thermometer for the correct thermocouple 
type. 
Displaying Temperatures 
1. Press  to select the correct temperature scale. 
2.  Hold or attach the thermocouple(s) to the 
measurement location. 
The temperature reading appears in the primary 
display. 
3.  Model 52: Press 
 to toggle between showing the 
T1, T2, and T1-T2 readings in the primary or 
secondary display. 
Notes 
The display shows "- - - -" when a thermocouple 
is not connected. 
The display shows  (overload) when the 
temperature being measured is outside the 
thermocouple's valid range. 
Model 52: If only thermocouple T2 is connected, 
the T2 reading appears in the primary display. 










