Low Pressure Transmitter
VRSR series5kPa
- Measures the low pressures (5 kPa) with high accuracy.(Nonlinearity: ±0.5%R.C.)
- Abundant analog output available.
[4–20mA (2 wire system, 4 wire system), 1–5V,0–5V,0–10V] - For the cable connection to the sensor, "pigtail", "standard connector", "waterproof connector" and "terminal box" are available.
| Measured medium | Dedicated to inert gases (noncorrosive gases) such as air, nitrogen, argon, etc. |
|---|---|
| Pressure Type | Positive, compound and negative pressures can be measured. |
| Measured Range | Can be specified of 5 kPa of rated capacity (Calibration: 2.5 to 5 kPa). Specify more than 50% of rated capacity as the calibration range. |
| Output type | 4–20mA (2 wire system, 4 wire system), Specify among 4 to 20 mA (2-wire, 4-wire), 1 to 5 V, 0 to 5 V, and 0 to 10 V. |
Specifications
| Non Linearity | ±0.5%R.C. |
|---|---|
| Hysteresis | ±0.5%R.C. |
| 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) |
−20–100°C (No condensation or freezing) |
| Temperature Effect on Zero Balance | ±1%R.C./10°C |
| Temperature Effect on Load | ±0.75%R.C./10°C |
| Safe Overload Rating | 200%R.C. |
| Ultimate Overload Rating | 300%R.C. |
| Insulation Resistance | 50MΩ or more (DC50V) |
| Pressure Port Material | SUS316L + SUS304 (Pressure port: Semiconductor + Silicon gel + O-ring (NBR)) |
| Connection Screw | R3/8 |
| Power supply | 4 DC24V (±10%), 5 DC12V (±10%) *Only 24V DC available when analog output is A5 |
| Cable (*1) | φ6-4- or 2-core shielded cable 2m (Standard) Waterproof connector type, Pigtail type: φ6.5-4- or φ6-2-core cable in shielded (oilproof) tube |
| Weight | Approx. 150g (Cable not included) |
| Accessories | Operating manual 1 copy (Specify English or Japanese.) Test report 1 copy |
- (*1)Terminal box type does not come with cable.
Model Selection
| Selection | Check | Model | Specifications | |||
|---|---|---|---|---|---|---|
| 1.Model | VRSR | Silicon diaphragm type Minute/Low Pressure Transmitter *Connection screw: R3/8 |
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| 2.Analog output *Only A6 available for waterproof terminal box type |
- | - | Output type | Response frequency | Safe load resistance | Power Consumption |
| A2 | 1–5V | 1kHz | 5kΩ or more | Approx. 23mA | ||
| A3 | 4–20mA (4-wire) |
333Hz | DC24V:500Ω or less/ DC12V: 250Ω or less |
Approx. 40mA | ||
| A4 | 0–5V | 1kHz | 5kΩ or more | Approx. 23mA | ||
| A5 | 0–10V | 1kHz | 5kΩ or more | Approx. 23mA | ||
| A6 | 4–20mA (2-wire) |
1kHz | DC24V:500Ω or less/ DC12V:150Ω or less |
- | ||
| 3.Calibration | - | - | Rated capacity | Example of calibration range | ||
| See right table. Enter the range in the as it is. |
5kPa | 5kPa (0–5)kPa |
±2.5kPa (-2.5–2.5)kPa |
-5kPa (0–-5)kPa |
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| 4.Cable Connection | N | Standard connector Equivalent to IP40 | ||||
| W | Waterproof connector Equivalent to IP56 | |||||
| S | Pigtail Equivalent to IP54 | |||||
| T | Waterproof terminal box type Equivalent to IP55 *Applicable only when analog output is A6. Cable not included |
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| 5.Power supply | 4 | DC24Ｖ (±10%) | ||||
| 5 | DC12Ｖ (±10%)*Not available when analog output is A5 | |||||
| 6.Length (Cable) | 2m | 2m Standard | ||||
| 3m | 3m | |||||
| 5m | 5m | |||||
| 10m | 10m | |||||
| □□m | Other length *Contact our sales office for other cable lengths. |
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External dimensions (Unit: mm)
Pressure Sensor