PCB Piezotronics
PCB 121/intrinsic Series Intrinsic Safe Icp® Pressure Sensor
Intrinsic safe ICP® pressure sensor, 100 psi, 50 mV/psi, case isolated, 2-pin connector, temp to 250F
Available models include 121A41, 121A44, 121A45.
Intrinsic safe ICP® pressure sensor, 100 psi, 50 mV/psi, case isolated, 2-pin connector, temp to 250F
This series includes the official PCB Piezotronics models listed below.
Key Features
Intrinsic safe ICP® pressure sensor, 100 psi, 50 mV/psi, case isolated, 2-pin connector, temp to 250F
- Measurement Range: 100 psi (689.5 kPa)
- Sensitivity: (±15%)50 mV/psi (7.25 mV/kPa)
- Low Frequency Response: (-5%)0.5 Hz
- Resonant Frequency: >=60 kHz (>=60 kHz)
- Electrical Connector: 2-Pin MIL-C-5015
- Weight: 2.7 oz (75.6 gm)
- * *
Model & Varian
| Model | Measurement Range (for ±5V output) | Sensitivity (±15 %) | Maximum Pressure | Resolution | Resonant Frequency | Rise Time (Reflected) | Low Frequency Response (-5 %) | Non-Linearity |
|---|---|---|---|---|---|---|---|---|
| 121A41 | 100 psi / 689.5 kPa | 50 mV/psi / 7.25 mV/kPa | 8 kpsi / 55.16 MPa / [3] | 4 mpsi / 0.028 kPa / [2] | ≥60 kHz | ≤4 µ sec | 0.5 Hz | ≤2.0 % FS / [1] |
| 121A44 | 50 psi / 344.8 kPa | 100 mV/psi / 14.5037 mV/kPa | 8 kpsi / 55.16 MPa / [3] | 0.5 mpsi / 0.003 kPa / [2] | ≥60 kHz | ≤4 µ sec | 0.5 Hz | ≤2.0 % FS / [1] |
| 121A45 | 500 psi / 3447 kPa | 10 mV/psi / 1.45 mV/kPa | 8000 psi / 55158 kPa | 3 mpsi / 0.02 kPa / [2] | ≥60 kHz | ≤4 µ sec | 0.5 Hz | ≤2.0 % FS / [1] |
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Spesifikasi
| Measurement Range (for ±5V output) | 100 psi / 689.5 kPa |
|---|---|
| Sensitivity (±15 %) | 50 mV/psi / 7.25 mV/kPa |
| Maximum Pressure | 8 kpsi / 55.16 MPa / [3] |
| Resolution | 4 mpsi / 0.028 kPa / [2] |
| Resonant Frequency | ≥60 kHz |
| Rise Time (Reflected) | ≤4 µ sec |
| Low Frequency Response (-5 %) | 0.5 Hz |
| Non-Linearity | ≤2.0 % FS / [1] |
| Acceleration Sensitivity | 0.025 psi/g / 0.018 kPa/(m/s²) / [2] |
| Temperature Range (Operating) | -65 to +250 °F / -54 to +121 °C |
| Hazardous Area Approval | See Manual |
| Output Polarity (Positive Pressure) | Positive |
| Discharge Time Constant (at room temp) | ≥1.0 sec |
| Excitation Voltage | 22 to 28 VDC |
| Constant Current Excitation | 2 to 20 mA |
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