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Using Input Mode
Using Input Mode
3
3-5
Measuring Temperature Using Resistance Temperature Detectors (RTDs)
You must use a 4-wire connection to achieve the Calibrator accuracy
specifications.
To measure the RTD output from an instrument:
1. Connect the Calibrator to the instrument you want to measure as shown in
Figure 3-3.
2. Press to select RTD mode.
3. If necessary, press to put the Calibrator in RTD IN mode.
4. Press to select the desired RTD type.
You can toggle between ºC and ºF temperature units by pressing
.
V mA
LOOP
V mA
TC R TD
°
C
°
F
Hz
100%
25%
25%
RECALL
ZERO
MEAS
SOURCE
STORE
SETUP
0%
MULTIFUNCTION CALIBRATOR
725
INPUT
OUTPUT
HI
VOLTS
mA
RTD
HI
LO
HI
LO
LO
TC
SENSE
INPUT/OUTPUT
4W RTD
SET RECALL
LOCAL EXP
AUTOSET
INPUT
OUTPUT
ZERO
RNG LOCK
C / F
CJC SETUP
20V PK
MAX
100V MAX
100mA MAX
20V PK
MAX
20V PK
MAX
0
•
1
2
3
4
5
6
7
8
9
/
VOLTS
mA
TYPE
UNITS
TC
RTD
SHIFT
ENTER
STBY
OPR
CE
fcn06f.eps
Figure 3-3. Measuring RTD Output from an Instrument
To measure temperatures using an RTD probe:
1. Connect an RTD probe to the Calibrator as shown in Figure 3-4.
2. Press to select the RTD mode.
3. If necessary, press to put the Calibrator in RTD IN mode.
1.888.610.7664 sales@GlobalTestSupply.com
Fluke-Direct.com
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