Loop Power Supply; Rtd Excitation (Simulation); Temperature, Rtd Ranges, And Accuracies (Its-90) - Fluke 725/FPC User Manual

Loop Power Supply

Voltage: 24 V
Maximum current: 22 mA
Short circuit protected

Temperature, RTD Ranges, and Accuracies (ITS-90)

Type
Ni120
Pt100-385
Pt100-392
Pt100-JIS
Pt200-385
Pt500-385
Pt1000-385
Resolution: 0.1 °C, 0.1 °F
Allowable excitation current (source): Ni120, Pt100-385, Pt100-392, Pt100-JIS, Pt200-385: 0.15 to 3.0 mA
Pt500-385: 0.05 to 0.80 mA; Pt1000-385: 0.05 to 0.40 mA
RTD Source: Addresses pulsed transmitters and PLCs with pulses as short as 5 ms.
* 2-wire: Does not include lead resistance.
3-wire: Assumes matched leads with a total resistance not exceeding 100 Ω.
information@ITM.com
Range °C Measure 4-Wire °C
-80 to 260
- 200 to 800
-200 to 630
-200 to 630
-200 to 250
250 to 630
-200 to 500
500 to 630
-200 to 100
100 to 630
Fluke-Direct

RTD Excitation (simulation)

Allowable Excitation by RTD type
Ni 120
Pt 100-385
Pt 100-392
Pt 100-JIS
Pt 200-385
Pt 500-385
Pt 1000-385
Accuracy
Measure 2- and 3-Wire* °C
0.2
0.33
0.3
0.3
0.2
0.8
0.3
0.4
0.2
0.2
0.15 to 3.0 mA
0.15 to 3.0 mA
0.15 to 3.0 mA
0.15 to 3.0 mA
0.15 to 3.0 mA
0.05 to 0.80 mA
0.05 to 0.40 mA
Source °C
0.3
0.5
0.5
0.5
0.3
1.6
0.6
0.9
0.4
0.5
.ca
1.800.561.8187
Specifications
0.2
0.33
0.3
0.3
0.2
0.8
0.3
0.4
0.2
0.2
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