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RTD and Ohms Read
Resistance Ranges Same as RTD and Ohms Source
3 Wire & 4 Wire
Accuracy
2 Wire Accuracy*
±(0.015% of R 0.05 Ohms)
±(0.015% of R 0.15 Ohms)
Excitation
Current
0.9 mA to 401 Ohms, 0.4 mA to 4010 Ohms
(nominal)
PIE 525Plus Specifications
RTD and Ohms Source
3 Wire & 4 Wire
Accuracy
From 1 to 10.2 mA
External Excitation
Current
Below 1 mA of
External Excitation
Current
2 Wire Accuracy*
±(0.015% of S 0.05 Ohms)
Add ( ) to Accuracy
Add 0.1 Ohms to 3 Wire & 4 Wire Accuracy
Resistance Ranges
400 Ohm Range: 0.00 to 401.00 & 0.000 to 401.000
4000 Ohm Range: 0.0 to 4010.0 & 0.00 to 4010.00
RMS Noise
400 Ohm Range: ≤ ± 0.005 Ohms from 0.1
to 10 Hz
4000 Ohm Range: ≤ ± 0.05 Ohms from 0.1
to 10 Hz
Allowable
Excitation
Current Range
400 Ohm Range:10.2 mA max; steady or pulsed/
intermittent
4000 Ohms Range: 1 mA max; steady or pulsed
Pulsed Excitation
Current Compatibility
DC to 0.01 second pulse width
0.025 mV
mA Excitation Current
* 2 Wire specifications do not include resistance of the lead wires
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