Japan, Kyowa Electronic Instruments Co., Ltd.
Kyowa PDV-70GA PDV-A Minute Differential Pressure Transducer
Made in Japan
Manufacturer: Kyowa Electronic Instruments Co., Ltd.
Model: PDV-70GA
Minute Differential Pressure Transducer PDV-A has diffusional semiconductor strain gages on a silicon diaphragm.
It is suitable for wind-pressure measurement.
Features
• High frequency response
• High sensitivity
• Noise resistant
• Voltage output of ±5 V
• Compact & lightweight
Specifications
Performance
| Rated Capacity | 7 kPa |
|---|---|
| Nonlinearity | Within ±0.5% RO |
| Hysteresis | Within ±0.3% RO |
| Rated Output | 5 V |
| Rated Output Accuracy | Within ±2.0% RO (Sensitivity error due to load direction) |
Environmental Characteristics
| Safe Temperature | -20 to 70ºC |
|---|---|
| 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
| Load Resistance | 5 kΩ or more |
|---|---|
| Power Supply | 12 VDC (11 to 15 V), 30 mA or less |
| Cable | 4-conductor (0.05 mm2) chloroprene shielded cable, 3 mm diameter by 3 m long, bared at the tip |
Mechanical Properties
| Safe Overloads | 300% |
|---|---|
| Maximum Line Pressure | 100 kPa |
| Natural Frequencies | Approx. 1.7 kHz |
| Weight | Approx. 100 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 x 10-6 m3 (0.2 mL) Low side: Approx. 1 x 10-6 m3 (1 mL) |
| Pressure Connection | 4.7 mm diameter barb fitting |
Dimensions
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