Discontinued (Other than 50 kPa, 50kPa abs)
Low Pressure Transducer (Wetted Part: Hastelloy C-22)
VHR3(G3) series50kPa
50kPa abs
50kPa abs
- Adoption of hastelloy C-22 equivalent diaphragm offers high corrosion resistance.
- Diaphragm structure enables high accuracy measurement even in lower pressure range. (Non Linearity: ±0.2%R.C.)
- Gauge pressure reference and absolute pressure reference available.
| Measured medium | Water, oil, gases or other media that will not corrode SUS316L and Hastelloy C-22 equivalent. |
|---|---|
| Pressure Type | Positive, compound, negative and absolute pressures can be measured. |
| Rated capacity | 50kPa and 50kPa abs |
Specifications
| Rated capacity | 50kPa:100±40mV/mA |
|---|---|
| Non Linearity | ±0.2%R.C. |
| Hysteresis | ±0.1%R.C. |
| Applied Current;Recommended | 1mA |
| Applied Current;Maximum | 1.5mA |
| Input Terminal Resistance | 4±1.5kΩ |
| Output Terminal Resistance | 4±1.5kΩ |
| Insulation Resistance | 100MΩ or more (DC50V) |
| Compensated Temperature Range (Temperature of medium to be measured) |
0–70°C (No condensation or freezing) |
| Safe Temperature Range (Temperature of medium to be measured) |
−20–120°C (No condensation or freezing) |
| Safe Overload Rating | 300%R.C.(Gauge pressure: Negative pressure side 100%R.C.) |
| Ultimate Overload Rating | 400%R.C.(Gauge pressure: Negative pressure side 100%R.C.) |
| Temperature Effect on Zero Balance | ±1%R.C./0–70°C(For 25°C) |
| Temperature Effect on Load | ±1%R.C./0–70°C(For 25°C) |
| Fastening Torque;Recommended | 20N·m |
| Fastening Torque;Maximum | 30N·m |
| Connection Screw | Selectable: R3/8 and G3/8 |
| Pressure Port Material | SUS316L (Diaphragm material: Hastelloy C22) |
| Cable (*) | 44-core shielded (oilproof) cable 3m(Standard) φ6mm |
| Weight | Approx. 200g (Cable not included) |
| Accessories | Test report 1 copy, P-20 4D(×1)(G screw only) |
Model Selection
| Selection | Check | Model | Specifications | |
|---|---|---|---|---|
| 1.Model | VHR3 | Low Pressure Sensor (Diaphragm material: Hastelloy C22) *Connection screw: R3/8 |
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| VHG3 | Low Pressure Sensor (Diaphragm material: Hastelloy C22) *Connection screw: G3/8 |
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| 2.Rated Capacity(R.C.) | 50 | Gauge pressure: 50kPa | (*1)Use cable in φ6.5mm tube when waterproof connector or pigtail is selected. |
|
| 50A | Absolute pressure: 50kPa abs | |||
| 100 | Gauge pressure: 100kPa | (*1)Use cable in φ6.5mm tube when waterproof connector or pigtail is selected. |
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| 200 | Gauge pressure: 200kPa | |||
| 500 | Gauge pressure: 500kPa | |||
| 700 | Gauge pressure: 700kPa | |||
| 5000 | Gauge pressure: 5000kPa (*)under development | |||
| 100A | Absolute pressure: 100kPa abs | |||
| 200A | Absolute pressure: 200kPa abs | |||
| 500A | Absolute pressure: 500kPa abs | |||
| 700A | Absolute pressure: 700kPa abs | |||
| Discontinued 100–700kPa, 100–700kPa abs Successor model: [VAR3(G3)] |
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| 3.Cable Connection | N | Standard connector Equivalent to IP40 | ||
| W | Waterproof connector Equivalent to IP56 | |||
| S | Pigtail Equivalent to IP54 | |||
| 4.Length (Cable) | 3m | 3m Standard | ||
| 5m | 5m | |||
| 10m | 10m | |||
| □□m | Other length *Contact our sales office for other cable lengths. | |||
External dimensions (Unit: mm)
Pressure Sensor