PCB-137B26
- ICP® pressure sensor
- For blast pressure -and speed measurements
- Measuring range 1724 kPa
- Sensitivity 2.9 mV / kPa
- 4-pin connector
specifications | |||
---|---|---|---|
basic data | English units | SI units | |
Measurement range (output range ± 5 V) | 250 psi | 1724 kPa | |
Measurement range (output range is ± 10 V) | 500 psi | 3447 kPa | [2] |
Sensitivity (± 15%) | 20 mV / psi | 2.90 mV / kPa | [3] |
maximum pressure | 5000 psi | 34474 kPa | |
resolution | 0.7 psi | 0.005 kPa | [4] |
resonant frequency | ≥400.000 Hz | ||
Rise time (unreflected pressure) | ≤6,5 microseconds | ||
linearity error | ≤1,0% FS | [1] | |
Operating conditions | |||
The temperature range (operation) | -100 ... 275 ° F | -73 ... 135 ° C | |
Temperature coefficient of sensitivity | ≤0,05% / ° F | ≤0,090% / ° C | |
Technical characteristics | |||
Discharging time (at room temperature) | ≥0,2 s | ||
supply voltage | 20 ... 30 VDC | ||
Constant current supply | 2 ... 20 mA | ||
output impedance | ≤200 Ω | ||
Bias voltage | 8 ... 14 VDC | ||
physical properties | |||
Geometry of the sensor element | compression principle | ||
sensor element | quartz | ||
housing material | aluminum | ||
membrane | Invar | ||
seal | epoxy resin | ||
electrical connection | 4-pin connector | [3] | |
Dimensions | 16.1 oz | 456 grams | [4] |
[5]
Hints | |||
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[1] | Zero-based line of best fit, determined by the method of least squares | ||
[2] | For an output range up to 10 V, the supply voltage of at least 26 V has to DC , respectively. At low bias voltage of the sensor, no negative output range up to -10 V can be used. | ||
[3] | Two identical sensors at a distance of 10cm mounted, see drawing # 65,310th For each channel, a separate calibration certificate is included. | ||
[4] | typically, | ||
[5] | Details: see PCB Declaration of Conformance PS023 |