Japan, Kyowa Electronic Instruments Co., Ltd.
Kyowa PDS-70GA PDS-A Minute Differential Pressure Transducer
Made in Japan
Manufacturer: Kyowa Electronic Instruments Co., Ltd.
Model: PDS-70GA
The PDS-A is a minute differential pressure transducer with diffusional semiconductor strain gages on a silicon diaphragm. It is suitable for wind-pressure measurement.
Features
• High frequency response
• High sensitivity
• Noise resistant
Specifications
Performance
Rated Capacity | 7 kPa |
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Nonlinearity | Within ±0.5% RO |
Hysteresis | Within ±0.3% RO |
Rated Output | 13 to 23 mV |
Rated Output Accuracy | Within ±2.0% RO (Sensitivity error due to load direction) |
Environmental Characteristics
Safe Temperature | -20 to 70ºC |
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Safe Humidity | 20 to 85% (At 0 to 50°C ) |
Compensated Temperature | 0 to 50ºC |
Temperature Effect on Zero | Within ±0.08% RO/ºC |
Temperature Effect on Output | Within ±0.08%/ºC |
Pressure Medium | General air (Non-corrosive gas) |
Electrical Characteristics
Initial Unbalance | Within ±10 mV |
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Bridge Output Resistance | 2 to 6 kΩ |
Power Supply | 10 VDC (9.5 to 15 V), 5 mA or less (Bridge power supply of strain measuring instrument may be used.) |
Cable | 4-conductor (0.05 mm2) chloroprene shielded cable, 3 mm diameter by 3 m long, terminated with a connector plug PRC03-12A10-7M (Shield wire is not connected to the case.) |
Mechanical Properties
Safe Overloads | 300% |
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Maximum Line Pressure | 100 kPa |
Natural Frequencies | Approx. 1.7 kHz |
Weight | Approx. 40 g (Excluding cable) |
Posture Effect | Zero drift: Within ±0.3% RO when inclined by 90º referring to horizontal condition |
Internal Volume | High side: Approx. 0.2 × 10-6 m3(0.2 mL) Low side: Approx. 1 × 10-6 m3(1 mL) |
Pressure Connection | 4.7 mm diameter barb fitting |