1-18 hits ? wide temperature range model 1230 ultrastable pc board mountable pressure sensor 0-100 mv output absolute, differential, and gage wide temperature range medical instrumentation calibration process control factory automation air flow management leak detection features -20 c to +85 c compensated temperature range 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 psid psia 0 to 15 0 to 30 0 to 50 0 to 100 description the model 1230 is a high performance temperature compensated, piezoresistive silicon pressure sensor packaged in a dual-in-line configuration. it is intended for cost sensitive applications where excellent performance and long-term stability are required. integral temperature compensation is provided over a range of -20c to +85c using laser-trimmed thick film resistors. an additional laser-trimmed resistor is included to normalize pressure sensitivity variations, for interchangeability of 1%, by programming the gain of an external differential amplifier. differential and gage pressure ranges from 0-15 psi to 0-100 psi are available. absolute pressure ranges of 0-15 psia to 0-30 psia are available. multiple lead and tube configurations are available for different applications. please refer to the low pressure section for information on products with operating pressures less than 0-2 psi. for a compensated sensor using a current set resistor as opposed to a gain set resistor, please refer to the model 1240. dimensions
pc board mountable pressure sensor model 1230 ultrastable hits ? wide temperature range 1-19 june 2001 performance specifications supply current: 1.5ma ambient temperature: 25c (unless otherwise specified) notes 1. output span of unamplified sensor. 2. best fit straight line. 3. for model 1230, compensation resistors are an integral part of the sensor package; no additional external resistors are required. pins 7 and 8 must be kept open. 4. temperature range: -20c to +85c in reference to 25c. 5. guarantees input/output ratiometricity. 6. for a zero-to-full scale pressure step change. 7. 10 hz to 1khz. 8. prevents increase of tc?span due to output loading. 9. 3x or 200 psi maximum, whichever is less. 20 psi for 2 psi and 5 psi versions. 10. wetted materials are glass, ceramic, silicon, rtv, nickel, gold, and aluminum. 11. soldering of lead pins: 250c for 5 seconds, maximum. 12. tube length: l=470 5 mil, s=300 3 mil, n=no tube. 13. lead pins can either be in the same or the opposite direction as the pressure tube. see connections/dimensions drawing for lead configurations. 14. normalized offset bridge voltage: 7 days. 15. 1 year. connections ordering information application schematic parameters min typ max units notes full scale output span 75 100 150 mv 1 zero pressure output 2mv3 pressure non-linearity 0.05 0.1 % span 2 pressure hysteresis 0.01 0.1 % span input resistance 2500 3500 4500 ? temperature error ? span 0.3 0.5 % span 3, 4 temperature error ? zero 0.1 0.5 % span 3, 4 temperature coefficient - resistance 0.145 %/c 4 thermal hysteresis ? zero 0.05 % span 4 short term stability of offset 0.05 % span 14 short term stability of span 0.05 % span 14 long term stability of offset 0.1 % span 15 long term stability of span 0.1 % span 15 supply current 0.5 1.5 2.0 ma 5 response time (10% to 90%) 1.0 msec 6 output noise 1.0 v p-p 7 output load resistance 5 m ? 8 insulation resistance (50 vdc) 50 m ? pressure overload 3x rated 9 operating temperature ?40c to +125c storage temperature ?50c to +150c media non-corrosive gases compatible with wetted materials 10 weight 3 grams 1230 - 015 g - 3 s pressure tubes (l, s, n - see note 12) lead configuration (1, 3 - see note 13) type (g = gage, a = absolute, d = differential) 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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