quartz, free-field, icp® blast pressure pencil probe, 1000 psi, 1 mv/psi, 4-pin connector, with two outputs for t.o.a

ICP® Pressure Sensor

Model 137B28

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  • CE
  • IP

Quartz, free-field, ICP® blast pressure pencil probe, 1000 psi, 1 mV/psi, 4-pin connector, with two outputs for T.O.A

  • Measurement Range: 1 kpsi (6895 kPa)
  • Sensitivity: (±15%)1 mV/psi (.145 mV/kPa)
  • Resonant Frequency: >=400 kHz
  • Electrical Connector: 4-Pin
  • Weight: 16.1 oz (456 gm)

Specification Notes

[1] Zero-based, least-squares, straight line method.
[2] Typical.
[3] Two identically spec'd elements spaced 10cm apart - see drawing #65310 for details. Individual calibration certs supplied for each channel.
[2] Typical.
[3] Two identically spec'd elements spaced 10cm apart - see drawing #65310 for details. Individual calibration certs supplied for each channel.
[4] See PCB Declaration of Conformance PS023 for details.

English: SI:
Performance
Measurement Range (for ±1V output) 1 kpsi 6895 kPa
Sensitivity (±15 %) 1 mV/psi .145 mV/kPa [3]
Maximum Pressure 5 kpsi 34474 kPa
Resolution 8.5 mpsi .059 kPa [2]
Resonant Frequency ≥400 kHz ≥400 kHz
Rise Time (Incident) ≤6.5 µ sec ≤6.5 µ sec
Non-Linearity ≤1.0 % FS ≤1.0 % FS [1]
Environmental
Temperature Range (Operating) -100 to +275 °F -73 to +135 °C
Temperature Coefficient of Sensitivity ≤0.05 %/°F ≤0.090 %/°C
Electrical
Discharge Time Constant (at room temp) ≥0.2 sec ≥0.2 sec
Excitation Voltage 20 to 30 VDC 20 to 30 VDC
Constant Current Excitation 2 to 20 mA 2 to 20 mA
Output Impedance ≤100 Ohm ≤100 Ohm
Output Bias Voltage 8 to 14 VDC 8 to 14 VDC
Physical
Sensing Geometry Compression Compression
Sensing Element Quartz Quartz
Housing Material Aluminum Aluminum
Diaphragm Invar Invar
Sealing Epoxy Epoxy
Electrical Connector 4-Pin 4-Pin [3]
Weight 16.1 oz 456 gm [2]

* All specifications are at room temperature unless otherwise specified.

Accessories
Supplied
PCS-6 Calibration of Series 134, 137 & 138 2

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