Thermistor connections
A thermistor can be connected directly to the analog backplane connector or to any of the applicable
input channels of a thermistor-capable switching module.
Figure 56: Thermistor analog backplane connection
Figure 57: Thermistor switching module connection
Thermistor measurement from the front panel
To configure thermistor measurements from the front panel:
1. If needed, change to the temperature function ("TMP" is displayed) by pressing the FUNC key.
2. Select the temperature measurement function by pressing the CONFIG key, and then pressing
the DMM key. FUNC flashes on, then off. Press the ENTER key or wheel. FUNCTION? is
displayed on the first line of the display and the second line displays available functions. Use the
left or right arrow keys of the knob to select TEMP.
3. Set units of measurement degrees:
â–ª Turn the navigation wheel to scroll to the "UNITS" menu item (right most menu item) and
press the ENTER key.
â–ª Turn the navigation wheel to select the units (Celsius, Kelvin, or Fahrenheit) and press the
ENTER key.
4. Set THERMO device attributes:
â–ª Turn the navigation wheel to scroll to the "THERMO" menu item and press the ENTER key.
â–ª Turn the navigation wheel to scroll to the "THERMISTOR" temperature connection and press
the ENTER key.
▪ Turn the navigation wheel to select resistance (2252Ω, 5000Ω, or 10000Ω) and press the
ENTER key.
5. Press the EXIT key twice to leave the "TEMP ATTR MENU."
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