Silicon Piezoresistive Absolute Pressure Sensor KPY 66-A …KPY 69-A Preliminary Data • • • • • • • Low pressure and temperature hysteresis Fast response High sensitivity and linearity Fatigue free monocrystaline silicon diaphragm giving high load cycle stability High long term stability Built in silicon temperature sensor Corrosion resistant stainless steel threaded housing Type and Marking Thread Symbol Pressure Range Unit Ordering Code KPY 66 A ISO M12*1.5 P 0 … PN 0 … 25 bar Q62705-K… *) KPY 67 A NPTF 1/8"x27 0 … 60 Q62705-K… *) KPY 68 A 0 … 160 Q62705-K… *) KPY 69 A 0 … 400 Q62705-K… *) *) delivery on request Pin Configuration 1 Temp.-Sensor (typ. R25 = 2 kΩ) 2 Not connected 3 + Vin; Temp.-Sensor 4 − Vout 5 Capillary tube 6 Shielding, to be connected to + Vin 7 − Vin 8 + Vout KPY 66-A …KPY 69-A Maximum Ratings Symbol Parameter Value Unit PMAX Pressure overload bar KPY 66 A KPY 67 A KPY 68 A KPY 69 A 50 70 200 500 Operating temperature range TA − 40 … + 125 °C Storage temperature range Tstg − 40 … + 125 °C Supply voltage VIN 12 V Electrical Characteristics at TA = 25 °C and VIN = 5 V unless otherwise specified. Symbol Parameter Bridge resistance RB Sensitivity s KPY 66 A KPY 67 A KPY 68 A KPY 69 A Value Unit min. typ. max. 4 − 8 mV/Vbar 1.1 0.63 0.38 0.16 2.1 1.0 0.53 0.22 3.0 1.4 0.66 0.27 150 190 310 330 260 300 420 440 370 410 530 550 − 25 − + 25 Vfin Output voltage KPY 66 A KPY 67 A KPY 68 A KPY 69 A Offset voltage P = P0 V0 Linearity error (Best fit straight line) KPY 66 … 69 A P = P0 ... PN FL Pressure hysteresis P1 = P0, P2 = PN, P3 = P0 PH KPY 66 … 69 A kΩ mV mV − ± 0.3 ± 0.5 − ± 0.1 − % Vfin % Vfin KPY 66-A …KPY 69-A Electrical Characteristics at T1 = 25 °C, T2 = 125 °C, T3 = 25 °C and VIN = 5 V, unless otherwise specified. Parameter Symbol Temperature coefficient of Vfin KPY 66 … 69 A TCVfin Temperature coefficient of V0 KPY 66 A KPY 67 A KPY 68 A KPY 69 A TCV0 Temperature coefficient of RB KPY 66 … 69 A TCRB Temperature hysteresis of V0; Vfin KPY 66 … 69 A TH Value Unit min. typ. max. − 0.22 − 0.18 − 0.15 %/K %/K − 0.015 − 0.01 − 0.01 − 0.01 − − − − + 0.015 + 0.01 + 0.01 + 0.01 − + 0.23 − − ± 0.2 − %/K % v. Vfin Package Outline Stainless Steel Threaded Housing, TO-39 Weight approx. 35 g Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book "Package Information". Dimensions in mm VAKAT