04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi low cost, stainless steel isolated pressure sensors general description the stainless steel 19c series devices were developed for pressure applications that involve measurement of hostile media in harsh environments. these sensors will accommodate any media that will not adversely attack 316 stainless steel. these 19mm sensors are available for use with either a constant voltage or current source. they feature a variety of pressure connections to allow use in a wide range of oem equipment. the 19c series devices are rugged and reliable transducers for use in a wide variety of pressure sensing applications where corrosive liquids or gases are monitored. contact your local invensys representative or the invensys factory for additional details. features equivalent circuit reliable semiconductor technology ? calibrated and temperature compensated ? isolated ? rugged--stainless steel package ? small size ? absolute & gage pressures ? reliable semiconductor technology applications ? industrial controls ordering information - part # description 19 c xxxp k = 10 vdc excitation l = 1.5 ma excitation pressure connections c = compensated 1 = cell w/ body o-ring 2 = flush mount 3 = flush mount w/ flange pressure range 4 = 1/8-27 npt in (p) psi 5 = 1/4-18 npt 6 = 7/16 unf a = absolute pressure 7 = 1/4 bspp g = gauge pressure 8 = euro o-ring 9 = 1/4 vcr ( female nut ) cell a , g1 , 2? 9 k/l 19mm for example: part #19c100pa4k = 19 mm cell, compensated, 100 psi, absolute, 1/8npt port, with 10 vdc excitation. sensor systems
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict pressure sensor characteristics (all devices) environmental specifications compensated: 0 c to +82 c vibration: 10g at 20-2000 hz operating: -40 c to +125 c shock: 100g for 11 msec storage: -40 c to +125 c life: 1 million cycles minimum insulation resistance 100m ? at 50 vdc maximum ratings (all devices) voltage version ?k?: supply voltage v s = +15 vdc current version ?l?: supply current i s = +2.0 ma pressure range specifications sensym/ict part # * pressure range proof pressure (7) burst pressure (8) 19c 003p g (1?9) (k/l) 0-3 psig 9 psig 15 psig 19c 005p g (1...9) (k/l) 0-5 psig 15 psig 25 psig 19c 010p g (1...9) (k/l) 0-10 psig 30 psig 30 psig 19c 015p (a/g) (1...9) (k/l) 0-15 psi 45 psi 75 psi 19c 030p (a/g) (1...9) (k/l) 0-30 psi 90 psi 150 psi 19c 050p (a/g) (1...9) (k/l) 0-50 psi 150 psi 250 psi 19c 100p (a/g) (1...9) (k/l) 0-100 psi 300 psi 500 psi 19c 200p (a/g) (1...9) (k/l) 0-200 psi 600 psi 1000 psi 19c 300p (a/g) (1...9) (k/l) 0-300 psi 900 psi 1500 psi 19c 500p (a/g) (1...9) (k/l) 0-500 psi 1200 psi 2400 psi * note: parts are available in absolute and gauge pressure (a=absolute, g=gauge) and in a variety of ports (1 thru 9).
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict performance characteristics (1) characteristic min typical max units zero pressure offset -2 0 +2 mv full scale span (2) 98 100 102 mv full scale span (3 and 5 psi ?k? units only) (2) 48 50 52 mv nonlinearity (3) -- 0.1 0.25 %fss pressure hysteresis (3) -- 0.015 0.030 %fss repeatability -- 0.010 0.030 %fss temp. effect on span (4) -- 0.5 1.0 %fss temp. effect on offset (4) -- 0.5 1.0 %fss temp. effect on span (0-3 and 0-5 psi only) (4) -- -- 2.0 %fss temp. effect on offset (0-3 and 0-5 psi only) (4) -- -- 2.0 %fss thermal hysteresis (0 to 82 c) -- 0.1 0.3 %fss long term stability of offset & span (5) -- 0.1 0.3 %fss response time (10% to 90%) (6) -- 0.1 -- ms common mode voltage (voltage version ?k?) (9) .50 1.25 2.0 vdc input impedance (current version ?l?) 2.0 4.5 8.0 k ? input impedance (voltage version ?k?) 8.0 25 50 k ? output impedance 3.0 4.5 6.0 k ? specification notes: note 1: reference conditions (unless otherwise noted): supply, v s =10 vdc 0.01vdc or i s =1.5 ma 0.0015ma; ta=25 c. note 2: span is the algebraic difference between the output voltage at full scale pressure and the output at zero pressure. full scale span (fss) is ratiometric to the supply voltage. note 3: linearity is based on best-fit straight line from the zero to the full scale pressure. hysteresis is the maximum output difference at any point within the operating pressure range for increasing and decreasing pressure. note 4 : maximum error band of the offset voltage or span over the compensated temperature range, relative to the 25 c reading. note 5: long term stability over a six month period. note 6: response time for a step change from the zero pressure to the full scale pressure. note 7: the maximum pressure that can be applied without changing the transducer?s performance or accuracy. note 8: the maximum pressure that can be applied to a transducer without rupture of either the sensing element or transducer case. note 9: common mode voltage as measured from output to ground.
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict physical dimensions cell package ?1? (see note 1) file: ss60150 flush mount package ?2? file: ss60151
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict physical dimensions flush mount with flange package ?3? file: ss60152 male 1/8-27 npt package ?4? file: ss60153
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict physical dimensions male 1/4-18 npt package ?5? file: ss60154 male 7/16 unf package ?6? file: ss60155
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict physical dimensions male 1/4 bspp package ?7? file: ss60156 euro ring package ?8? (see note 1) file: ss60157
04/06/01 rev 02 19c series 0 to 3psi to 0 to 500psi sensym/ict physical dimensions vcr gland (female nut) package ?9? file: ss60177 note1: non-concentricity effects at the diaphragm weld area may cause run out of up to 0.006? between the upper and lower portions of the sensor body. (it is recommended to use a counter bore in the mating bore used with this device to allow for this non-concentricity.) sensym reserves the right to make changes to any products herein. sensym does not assume any liability arising out of the appli cation or use of any product or circuit described herein, neither does it convey any license under its patent rights nor the rights of others. sensym/ict tel: (408) 954-6700 1804 mccarthy boulevard fax: (408) 954-9458 milpitas, ca 95035 internet: www.sensym.com
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