Kaman Extreme Environment Sensors - Manual (Page 20)

High Temperature Displacement System
Appendix A -- Sensor Specifications
KD1925 KD1925M KD1950 KD1950M KD1975 KD1975M
Measuring .050" .040" .150" .100" .200" .100"
Range (1.27 mm) (1 mm) (3.81 mm) (2.54 mm) (5 mm) (2.5 mm)
Sensitivity 50 mV/mil 50 mV/mil 10 mV/mil 10 mV/mil 10 mV/mil 10 mV/mil
Output 0 - 2.5 Vdc 0 - 2 Vdc 0 - 1.5 Vdc 0 - 1 Vdc 0 - 2 Vdc 0 - 1 Vdc
Voltage
Offset .005" .002" .010" .005" .010" .005"
(typical) (.127mm) (.0508mm) (.254mm) (.127mm) (.254mm) (.127mm)
Resolution
(at mid range)
Static: 30 u"(.00075mm) 30 u"(.00075mm) 50 u"(.0012mm) 50 u"(.0012mm) 100 u"(.0025mm) 100 u"(.0025mm)
Dynamic: 50 u"(.0012mm) 50 u"(.0012mm) 100 u"(.0025mm) 100 u"(.0025mm) 200 u"(.005mm) 200 u"(.005mm)
Repeatability 30 u" 30 u" 100 u" 100 u" 100 u" 100 u"
Nonlinearity
+/-1.5% FSO +/-1.5% FSO +/-1% FSO +/-1% FSO +/-1% FSO +/-1% FSO
(at calibration
Temperature)
Operating Temp. -200oC to 25oC -200oC to 25oC -200oC to 595oC -200oC to 595oC -200oC to 595oC -200oC to 595oC
Range (sensor) or 25oC to 538oC or 25oC to 538oC
Typical TempCo
(sensor only)
Zero Shift: 0.054%/oC FSO 0.054%/oC FSO 0.036%/oC FSO 0.036%/oC FSO 0.018%/oC FSO 0.018%/oC FSO
Sensitivity Shift: 0.054%/oC FSO 0.054%/oC FSO 0.036%/oC FSO 0.036%/oC FSO 0.018%/oC FSO 0.018%/oC FSO
Sensor Material Corrosion resistant high temp.
Corrosion resistant high temp. Corrosion resistant high temp.
nickel chrome alloy (Inconel 718) nickel chrome alloy (Inconel 625) nickel chrome alloy (Inconel 625)
all welded and heretically sealed all welded and heretically sealed all welded and heretically sealed
Cable Material Nickel chrome alloy (Inconel 600) Nickel chrome alloy (Inconel 600) Nickel chrome alloy (Inconel 600)
sheathed, mineral insulated, sheathed, mineral insulated sheathed, mineral insulated
copper inner sheath copper inner sheath
Standard lengths:
Softline: 5 ft. 5 ft. 2 ft. 2 ft. 2 ft. 2 ft.
Hardline: 10 ft. 10 ft. 10 ft. 10 ft. 10 ft. 10 ft.
Target material Non-magnetic magnetic Non-magnetic magnetic Non-magnetic magnetic
conductors conductors conductors conductors conductors conductors
Max Operating 5000 psi 5000 psi 3500 psi 3500 psi 3500 psi 3500 psi
Pressure
-19-