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SPECIFICATIONS
RTD Input
3-wire or 2-wire, 10 ohms to 2000
ohms
Input Range
select any range within RTD limit
[min span 25°F/14°C (100°F/55°C with
10 ohms RTD)]
Excitation Current
10 ohms 10 mA
100 ohms 5 mA
1000 ohms 0.5 mA
2000 ohms 0.2 mA
Output Range
Voltage
select any range from -10 V to +15 V,
10 mA max load (min span 0.2 V)
Current
select any range from 0 to 50 mA
max,
>24 V compliance (1200 ohms max at
20 mA)
18 V compliance for ISO option if
fullscale output >20 mA
Open Sensor Output
≥
full scale
Accuracy
±0.1% of span
Linearity
(Pt RTD, output vs temp)
±0.5% of span, (temp ³32°F/0°C)
±0.15% of span, (temp <32°F/0°C)
(others, output vs res)
±0.01% of span
Temperature Stability
±0.04% of span per °C
Common Mode Rejection
120 dB,DC to 60 Hz
Isolation (MM4001ISO)
Output/Input
>500 megohms
Breakdown Voltage
>1000 VAC rms
Output Ripple (peak-to-peak)
<0.1% of span
Breakdown, Pwr/Circuitry
>1500 VAC rms
Operating Temperature
14°F to 140°F / -10°C to 60°C
Temperature Stability
±0.02% of span or 0.025°C/°C,
whichever is greater
P o w e r
115 VAC ±10%, 50 or 60 Hz
(2.5 W max)
230 VAC ±10%, 50 or 60 Hz
(2.5 W max)
(DC Power Option)
24 VDC (limits 21 VDC to 32 VDC)
(2.5 W max)
Isolation, DC power supply to input
common: 10 megohms
Specifications are subject to change without notice. © 2007 Wilkerson Instrument Co., Inc DWG#W102234B 3/07
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