Products

CHARGE OUTPUT PRESSURE SENSOR

Model 176A31

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Differential charge output pressure sensor with UHT-12™ element, 6.0 pC/psi, +1400 F

Measurement Range: 3000 psi (206.8 bar)
Sensing Element: UHT-12™
Temperature Range: -94 to 1400 °F (-70 to 760 °C)
Electrical Connector: 7/16-27 2-PIN (7/16-27 2-PIN)
Weight: 4.73 oz (134 gm)

Specification Notes

[1] Low frequency response is determined by external signal conditioning electronics.
[2] Upper frequency response is calculated from Resonant Frequency.
[3] Zero-based, least-squares line method.
[4] Typical.
[5] Maximum.
[4] Typical.
[6] See PCB Declaration of Conformance PS058 for details.

	English:	SI:
Performance
Sensitivity (+/-20 %)	6 pC/psi	87 pC/bar
Sensitivity (+/-20 %)	6 pC/psi	87 pC/bar
Measurement Range	3000 psi	206.8 bar
Maximum Pressure (Total)	5200 psi	358.5 bar
Resonant Frequency	≥100 kHz	≥100 kHz
Transverse Resonance	>15 kHz	>15 kHz
Frequency Response (±5 %)	20 kHz	20 kHz	[1] [2]
Non-Linearity	≤1 % FS	≤1 % FS	[3]
Environmental
Acceleration Sensitivity	0.0036 psi/g	.00025 bar/g	[5]
Acceleration Sensitivity	.002 psi/g	.00014 bar/g	[4]
Temperature Range (Operating)	-94 to 1400 °F	-70 to 760 °C
Temperature Range (Connector)	-65 to 900 °F	-53.9 to 482.2 °C
Temperature Response	See Graph	See Graph	[4]
Hazardous Area Approval	See Manual	See Manual
Radiation Exposure Limit (Integrated Neutron Flux)	1E10 N/cm²	1E10 N/cm²
Radiation Exposure Limit (Integrated Gamma Flux)	1E8 rad	1E8 rad
Electrical
Output Polarity (Differential)	Differential	Differential
Capacitance	70 pF	70 pF	[4]
Resistance(Pin-Pin) (Room Temp)	≥1E12 Ohm	≥1E12 Ohm
Resistance(Pin-Case) (Room Temp)	≥1E12 Ohm	≥1E12 Ohm
Resistance(Pin-Pin) (1400°F/760°C)	≥50,000 Ohm	≥50,000 Ohm
Resistance(Pin-Case) (1400°F/760°C)	≥100,000 Ohm	≥100,000 Ohm
Physical
Sensing Element	UHT-12™	UHT-12™
Sensing Geometry	Compression	Compression
Housing Material	Nickel Alloy	Nickel Alloy
Sealing	Welded Hermetic	Welded Hermetic
Electrical Connector	7/16-27 2-PIN	7/16-27 2-PIN
Cable Type	Hardline	Hardline
Cable Length	3 ft	0.91 m
Weight (with cable)	4.73 oz	134 gm	[4]