Resistance Output; Rtd - East Tester ET-2712 RTD User Manual

8.3 Resistance Output

Maximum
Range
output range
400Ω 0～440Ω
3200Ω 400～3600Ω
-10 ℃～ 18 ℃， +28 ℃～ 55 ℃ temperature coefficient,±0.005%FS/ ℃ .

8.4 RTD

Graduation Range
-200℃～
Pt100
850℃
-200℃～
Pt1000
650℃
Cu50 -50℃～150℃
Cu100 -50℃～150℃
As for exciting current during measurement, please refer to resistance measurement function.
As for allowable external exciting current during output, please refer to resistance output function.
2-wire: Does not include lead resistance.
3-wire: Assumes matched leads with a total resistance not exceeding 25Ω.
External exciting
Resolution
0.01Ω 0.4mA～4.0mA
0.1Ω 0.1mA～0.5mA
Resolution
2-wire
3-wire
0.7
0.4
0.1℃
1.2
0.7
current
ETX-1812
Accuracy (℃)
ETX-1812
4-wire Output
0.4 0.7
0.3 0.3
0.8 0.8
0.4 0.4
Accuracy (Ω)
ETX-2012
0.15
0.25
0.50
1.0
ETX-2012
2-wire
4-wire Output
3-wire
0.4 0.3 0.3
0.3 0.15 0.15
0.8 0.5 0.5
0.4 0.25 0.25
18