Hsiang Cheng Model SPR-1 / SPR-2

Resistance Transducer Series

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Hsiang Cheng SPR Series, Resistance Transducers

Product Parameters:
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Model Outputs
SPR – 1 Single Single output
SPR – 2 Dual Dual outputs / isolated each other ( 600V DC)
ResistanceRange Output Current Range : Output Voltage Range :
0 – 50 0 – 100 0 – 200 0 – 1K 0 – 2K 0 – 5K 0 – 10K 0 – 20Kohm 0 – 1 0 – 5 0 – 10 0 – 20 4 – 20 0 -50 10 -50mA 0 – 1 0 – 5 1 – 5 0 – 10 2 – 10V• Standard calibation 0 – 1mA vs required input range •Option calibration under required input range
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Specifications :
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General Specifications
Accuracy ( 23±3°C ) 0.25% ro / 23°C +3°C
Configuration : Three wires
Output drive capability >10mA for voltage mode,> 10V for current mode > 10kΩ for resistance mode
Dielectric strength 4KV AC rms 1 minute between input / output / power / case IEC688* Impulse Test : ANSI C37.90 / 1989, IEEE 587 / 1983, IEC 255-3 ( 1.2 * 50us), 3KA (8 * 20us)… current only * Surge Test (ring wave) : IEEE 587 / 1983 (3KV – 0.5 us / 100 KHz), IEC255-3 (2.5KV – 0.25ms / 1MHz)
Output drive capability >10mA for voltage mode,> 10V for current mode > 10kΩ for resistance mode
Response time & ripple < 400 ms from 0 to 99% RO at operatingRipple < 0.5% P-P RO
Output impedance > 30 Mega ohm
Stability
Temperature stabilityRTD … 0.012% of range / °C or 0.03°C / °C T / C .. 0.012% of range / °C or 0.05°C / °C
Long term stability < 0.5% RO per year
Storage condition Temperature range -25 to 70°C, RH 20 to 95% non condensed
Operating condition Temperature range -5 to 60 °C, RH 20 to 99% non condensed
Power supply AC 115V + 20%, 50 – 70Hz,Option AC 230V, DC 12 / 24 / 48 / 125V
Power dissipation: < 3VA
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