Keithley 2000-Scan, Instruction Manual

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RTD temperature measurements
RTD temperature measurements are possible when the Model 2000-SCAN card is installed
in the Model 2001 or Model 2002 Multimeter. The following paragraphs outline the procedures
for making temperature measurements from the front panel using the scanner. For more detailed
information on temperature measurements in general, refer to the multimeter manuals.
Step 1: Connect RTD probes
Connect RTD probes to the scanner using the basic resistance connections outlined in the
multimeter manual. For 4-wire probes, pair the connections as follows:
• Channels 1 and 6: probe #1
• Channels 2 and 7: probe #2
• Channels 3 and 8: probe #3
• Channels 4 and 9: probe #4
• Channels 5 and 10: probe #5
Step 2: Select sensor type and units
1. From normal display, press CONFIG-TEMP. The instrument will display the following:
CONFIG TEMPERATURE
SENSOR UNITS SPEED FILTER RESLN
2. Select SENSOR, then press ENTER. The following will be displayed:
TEMP SENSOR TYPE
RTD 4-WIRE-RTD THERMOCOUPLE
3. Select RTD or 4-WIRE-RTD as appropriate for the sensor type you are using, then press
ENTER. The instrument will display the following:
SET RTD TYPE
PT385 PT3916 USER-RTD
4. Select the RTD type from among the displayed types, then press ENTER.
5. Press EXIT to return to the CONFIG TEMPERATURE menu.
6. Select UNITS, then press ENTER. The unit will display the following selections:
SET TEMP UNITS
DEG-C DEG-F K
7. Choose the type of temperature units you desire to use: °F, °C, or K, then press ENTER.
8. Before exiting the temperature configuration menu, select speed, filter, and resolution
operating modes, if desired.
9. Press EXIT to return to normal display.
3-14 Operation