PCB-138A25
basic data | |||
measurement range (±5 V output range) | 25 kpsi | 172.375 kPa | [4] |
usable range (±10 V output range) | 50,000 psi | 344.750 kPa | [1] |
sensitivity (±15%) | 0.2 mV / psi | 0.029 mV / kPa | |
maximum pressure | 50,000 psi | 344.750 kPa | |
Resolution | 0.5 psi | 3.5 kPa | [2] |
resonance frequency | ≥ 1,000,000 Hz | ||
Rise time (reflected pressure) | ≤ 1.5 µs | ||
lower limiting frequency (-5%) | 2.5 Hz | ||
linearity | ≤ 2.0 % FS | [3] | |
conditions | |||
temperature range (operation) | 0 … 100 ° F | -17.8 … 37.8 ° C | |
maximum Shock resistance | 20,000 g pk | 196.140 m/s 2 pk | |
technical | |||
Output polarity (positive pressure) | Positive | ||
discharging charging time constant (at room temperature) | ≥ 0.2 s | ||
supply | 20 … 30 V DC | ||
Constant power supply | 2 … 20 mA | ||
output impedance | ≤ 100 Ω | ||
Bias voltage | 8 … 14 V DC | ||
Physical properties | |||
sensor element | tourmaline | ||
housing material | stainless steel | ||
Electrical connection | 10-32-coaxial socket | ||
weight | 0.75 oz | 21.0 grams | |
notes | |||
[1] | for Output range up to 10 V, the supply voltage must be at least 24 V DC. At low bias voltage of the sensor, no negative output range is usable up to-10 V. | ||
[2] | typically | ||
[3] | zero-based balancing line,.determined with the method of least squares | ||
[4] | Calibrated range up to 20,000 psi | ||
[5] | Details: see PCBs Declaration of conformance PS023 |