Low Pressure Transducer (Wetted Part: Hastelloy C-22)
VAR3(G3) series100kPa–700kPa
100kPa abs–700kPa abs
100kPa abs–700kPa abs
- Adoption of hastelloy C-22 equivalent diaphragm offers high corrosion resistance.
- Diaphragm structure enables high accuracy measurement even in lower pressure range. (Nonlinearity: ±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 and absolute pressures can be measured. |
| Rated capacity | 100 to 700kPa and 100 to 700kPa abs |
Specifications
| Rated Output (R.O.) | 85±30mV/mA (700kPa, 700kPa abs:112±42mV/mA) |
|---|---|
| Non Linearity | ±0.2%R.C. |
| Hysteresis | ±0.1%R.C. (700kPa abs:±0.2%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. (700kPa abs:200%R.C.) |
| Ultimate Overload Rating | 400%R.C. (700kPa abs:200%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(*) | 4-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 | VAR3 | Low Pressure Transducer (Diaphragm material: Hastelloy C22) *Connection screw: R3/8 |
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| VAG3 | Low Pressure Transducer (Diaphragm material: Hastelloy C22) *Connection screw: G3/8 |
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| 2.Rated Capacity(R.C.) | 100 | Gauge pressure: 100kPa | (*1)Use cable in φ6.5mm tube when waterproof connector or pigtail is selected. | * Only applicable to positive pressure in case of gauge pressure. * Not applicable to negative and compound pressures. Select from the VPNPR(G) series for measuring negative or compound pressure. |
|
| 200 | Gauge pressure: 200kPa | ||||
| 500 | Gauge pressure: 500kPa | ||||
| 700 | Gauge pressure: 700kPa | ||||
| 100A | Absolute pressure: 100kPa abs | ||||
| 200A | Absolute pressure: 200kPa abs | ||||
| 500A | Absolute pressure: 500kPa abs | ||||
| 700A | Absolute pressure: 700kPa abs | ||||
| 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