1-32 to-8 ? standard model 23 medium pressure pc board mountable pressure sensor 0-100 mv output gage pressure temperature compensated medical instrumentation hvac process control vacuum measurement air flow management features to-8 package 0.1% non-linearity 0.5% temperature performance 1.0% interchangeable span (provided by gain set resistor) solid state reliability low power standard ranges range psig 0 to 2 0 to 5 0 to 10 0 to 15 0 to 30 0 to 50 0 to 100 0 to 250 description the model 23 is a temperature compensated, piezoresistive silicon pressure sensor packaged in to-8 configurations. it provides excellent performance and long-term stability. gage pressure ranges from 0-2 psi to 0-250 psi are available. integral temperature compensation is provided over a range of 0-50c using laser-trimmed resistors. an additional laser-trimmed resistor is included to normalize pressure sensitivity variations by programming the gain of an external differential amplifier. this provides sensitivity interchangeability of 1%. please refer to the low pressure section for information on products with operating pressures less than 0-2 psi. an uncompensated sensor (model 20) is also available. for sensors in a dual-in-line package please refer to the models 1210 and 1220. please contact the factory for additional information. dimensions
pc board mountable pressure sensor model 23 medium pressure to-8 ? standard 1-33 june 2001 performance specifications supply current: 1.5ma ambient temperature: 25c (unless otherwise specified) notes 1. best fit straight line. for 2 psi output span is 30-60 mv and tc zero temperature error is 1.25%. 2. temperature range 0-50c in reference to 25c. 3. guarantees input/output ratiometricity. 4. for a zero-to-full scale pressure step change. 5. 10 hz to 1 khz. 6. prevents increase of tc span due to output loading. 7. between case and sensing element. 8. for top side application, 3x not to exceed 500 psi on ranges: 0-10 psi to 0-250 psi; 20 psi for 2 psi and 5 psi versions. 9. for top entry versions, wetted materials are silicon, aluminum, gold, rtv, glass, and nickel. for bottom entry versions, wetted materials are silicon, rtv, gold, and glass. 10. for backside application, 3x not to exceed 100 psi on all ranges. connections ordering information application schematic parameters min typ max units notes full scale output span 75 100 150 mv full scale output span (2 psi version) 30 60 mv zero pressure output 2 m v pressure non-linearity 0.05 0.10 % span 1 pressure hysteresis 0.01 0.05 % span input & output resistance 2500 4400 6000 ? temperature error ? span 0.3 0.5 % span 2 temperature error ? zero 0.1 0.5 % span 1, 2 thermal hysteresis ? span 0.1 % span 2 thermal hysteresis ? zero 0.1 % span 2 supply current 1.5 2.0 ma 3 response time 1.0 msec 4 output noise 1.0 v p-p 5 output load resistance 2 m ? 6 insulation resistance (50 vdc) 50 m ? 7 pressure overload 3x rated 8, 10 operating temperature ?40c to +125c storage temperature ?50c to +150c acceleration 50g max shock 1000g peak for 0.5ms vibration 20g peak at 10 to 2000 hz media non-corrosive gases 9 weight 3 grams 23a - 015 g type (g = gage) model range pressure feel free to contact customer service with any questions at toll free 1(800)745-8008; phone (757)766-1500; fax (757)766-4297
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