Temperature and Pressure Integrated Sensor PC20B
Features
■ With constant current and constant voltage excitation options
■ Imported highly reliable pressure die
■ Wide temperature compensation
■ Can do normalized output
■ Compensation board filled with glue for protection against moisture
■ Φ19mm standard OEM
■ All 316L material
■ High performance, all solid, high reliability
■ 18 months warranty period
Applications
■ Process control systems
■ Pressure calibration instruments
■ Refrigeration equipment and HVAC control
■ Hydraulic systems and valves
■ Level measurement
■ Biomedical instruments
■ Ships and navigation
■ Aircraft and avionics systems
■ Weaponry
Product Parameters
| Electrical performance parameters | ||
| Pressure range | 0～35kPa…40MPa | |
| Pressure reference | Gauge pressure, Absolute pressure, Sealed gauge pressure | |
| Excitation | 1.5mA recommended for constant current
10V recommended for constant voltage |
|
| Input impedance | Constant current: 2kΩ～5kΩ
Constant voltage: 3kΩ～18kΩ |
|
| Electrical connection | Silicon soft wire | |
| Compensation temp. | 0℃～60℃(≤70kPa), -10℃～70℃(other ranges); | |
| Operating temp. | -40℃～120℃ | |
| Storage temp. | -40℃～120℃ | |
| Insulation resistance | ≥200MΩ/250VDC | |
| Response time | ≤1ms (up to 90%FS) | |
| Measured medium | All the liquids and gases compatible with 316L. | |
| Mechanical vibration | 20g (20～5000Hz) | |
| Shock | 100g (10ms) | |
| Temperature measuring element | PT100/PT1000/Diode | |
| Service life | 1×106 (cycles) | |
| Structural performance parameters | ||
| Diaphragm material | 316L | |
| Housing material | 316L | |
| Oil filling | Silicon oil | |
| Sealing ring | NBR or fluorine rubber | |
| Basic parameters | |||||||
| Item | Condition | Min | Nominal | Max | Unit | Note | |
| Nonlinearity | -0.3 | ±0.2 | 0.3 | %FS | Note⑴ | ||
| Hysteresis | -0.05 | ±0.03 | 0.05 | %FS | |||
| Repeatability | -0.05 | ±0.03 | 0.05 | %FS | |||
| Zero output | -2 | ±1 | 2 | mV | |||
| Full scale span output | 1.5mA, 10kPa
1.5mA, other ranges 10V, 10kPa 10V, other ranges |
30
60 60 98 |
90
100 |
150
102 |
mV | ||
| Zero temp. coefficient | 10kPa
other ranges |
-2
-1.5 |
±1.5
±0.1 |
2
1.5 |
%FS | Note⑵ | |
| Span temp. coefficient | -1.5 | ±0.1 | 1.5 | %FS | Note⑵ | ||
| Thermal hysteresis | -0.075 | ±0.1 | 0.075 | %FS | Note⑶ | ||
| Long term stability | -0.3 | ±0.2 | 0.3 | %FS/year | |||
Note:
(1) Calculate according to BFSL least square method.
(2) In the compensation temperature range, refer to 30℃ for 0℃~60℃ and -10℃~70℃.
(3) After passing high and low temperature, return to the reference temperature.