Model: 121A23

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Industrial ICP® pressure sensor, 5000 psi, 1 mV/psi, 1/4-18 NPT mtg thd, 2-pin MIL conn., case isolated

  • Measurement Range: 5000 psi (34473 kPa)
  • Sensitivity: (±20%) 1 mV/psi (0.145 mV/kPa)
  • Low Frequency Response: (-5%) 0.005 Hz
  • Resonant Frequency: >=200 kHz (>=200 kHz)
  • Electrical Connector: 2-Pin MIL-C-5015
  • Weight: 2.08 oz (59 gm)

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Measurement Range (for ±5V output)5000 psi34473 kPa 
Sensitivity (±20 %)1 mV/psi0.145 mV/kPa 
Maximum Pressure (Total)7200 psi49642 kPa 
Resolution0.04 psi0.276 kPa 
Resonant Frequency≥200 kHz≥200 kHz 
Rise Time (Reflected)≤2.5 µ sec≤2.5 µ sec 
Low Frequency Response (-5 %)0.005 Hz0.005 Hz 
Non-Linearity≤2 % FS≤2 % FS[1] 
Acceleration Sensitivity≤0.2 psi/g≤0.14 kPa/(m/s²) 
Temperature Range (Operating)-65 to +250 °F-54 to +121 °C 
Temperature Coefficient of Sensitivity≤0.08 %/°F≤0.144 %/°C 
Output Polarity (Positive Pressure)PositivePositive 
Discharge Time Constant (at room temp)≥100 sec≥100 sec 
Excitation Voltage20 to 30 VDC20 to 30 VDC 
Constant Current Excitation2 to 20 mA2 to 20 mA 
Output Impedance≤100 Ohm≤100 Ohm 
Output Bias Voltage8 to 12 VDC8 to 12 VDC 
Electrical Isolation≥100000000 Ohm≥100000000 Ohm 
Sensing GeometryCompressionCompression 
Sensing ElementQuartzQuartz 
Housing MaterialStainless SteelStainless Steel 
DiaphragmStainless SteelStainless Steel 
SealingWelded HermeticWelded Hermetic 
Electrical Connector2-Pin MIL-C-50152-Pin MIL-C-5015 
Weight2.08 oz59 gm 

All specifications are at room temperature unless otherwise specified.


Product Notes
[1] Zero-based, least-squares, straight line method.
[2] See PCB Declaration of Conformance PS023 for details.
No Accessories
Optional Versions:
(M) Metric Mount
    Maximum Pressure (Total)10000 psi68947
    065A15Seal, .624" OD x .553" ID x .080", brass(3)
Product Documents
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