Digital Vacuum Switch VP20 – Cảm Biến Áp Suất Vmeca
- Pressure Range: -101.3 ~ 1,000 kPa, 0 ~ 1 MPa
- Display: LCD 4-digit
- Sensor Outputs: 2 NPN or PNP open collector
- Weight: 135 g
Vacuum switches are a type of pressure switch that functions in the vacuum end of the pressure. Their primary purpose is to monitor vacuum status and open or close a connection when there is a change in the vacuum level.
General Specifications
| Model | VP20C | VP20V | VP20P | |
| Pressure range | -100 ~ 100 kPa | 0 ~ 101.3 kPa | 0 ~ 1000 kPa | |
| Fluid | Filtered air, Non-corrosive, Non-flammable gas | |||
| Pressure proof force | 3-time of | |||
| Indicator resolution | 0.1 kPa | 0.1 kPa | 0.01 kPa | |
| Power supply voltage | 12 to 24V DC±10%, Ripple (P-P) 10% or less | |||
| Power consumption | 55 mA or less | |||
| Output | 2-NPN or 2-PNP open collector, Max 80 mA | |||
| Analog output | Voltage output | 1 ~ 5 V (±5%) | 1 ~ 5 V (±2.5%) | |
| Linearity | ±1% F.S. | ±1% F.S. | ||
| Repeatability | ±0.2% F.S. ±1 digit | |||
| Response time | ≤2.5 ms (Chattering-proof function: 24, 192, 768 ms selections) | |||
| Protection Structure | IP65 | |||
| Operation temp. | 0 ~ 50℃ | |||
| Operation humidity | 35 ~ 85% RH (No condensation) | |||
| Temperature characteristic | ±2% F.S. of detected pressure (25℃) at temp. range of 0 ~ 50℃ | |||
| Vibration | Total amplitude 1.5mm or 10G, 10~55 Hz scan for 1-min, 2-hour each direction of X, Y, and Z | |||
| Shock | 980 m/s² (10G), 3-time each in direction of X, Y, and Z | |||
| Hysteresis | Hysteresis mode | Adjustable | ||
| Window comparator | Fixed (3-digit) | |||
| Indicator accuracy | ±2% F.S. ±1 digit (ambient temperature: 25±3℃) | |||
| Lead wire | Oil-resistance cable (0.15 mm²) | |||
| Weight | 135 g (with 2-meter lead wire) | |||
| VP20: NPN output |
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| VP20: NPN output with Analog output |
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| VP20: PNP output |
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| VP20: PNP output with Analog output |
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Dimensions
| VP20: Body |

| VP20: Mounting Bracket |

| VP20: Panel Type |

VP20 series switches
| Part Number | Description |
| VP20C-01-F1 | Vacuum switch, LED-display, NPN 2-output, No analog supply, 2mlead-wire |
| VP20C-01-F1-C | Vacuum switch, LED-display, NPN 2-output, No analog supply, M8 4-pin male |
| VP20C-01-F1-A | Vacuum switch, LED-display, NPN 2-output, Analog supply, 2mlead-wire |
| VP20C-03-F1 | Vacuum switch, LED-display, PNP 2-output, No analog supply, 2mlead-wire |
| VP20C-03-F1-C | Vacuum switch, LED-display, PNP 2-output, No analog supply, M8 4-pin male |
| VP20C-03-F1-A | Vacuum switch, LED-display, PNP 2-output, Analog supply, 2mlead-wire |
| VP20V-01-F1 | Vacuum switch, LED-display, NPN 2-output, No analog supply, 2mlead-wire |
| VP20V-01-F1-C | Vacuum switch, LED-display, NPN 2-output, No analog supply, M8 4-pin male |
| VP20V-01-F1-A | Vacuum switch, LED-display, NPN 2-output, Analog supply, 2mlead-wire |
| VP20V-03-F1 | Vacuum switch, LED-display, PNP 2-output, No analog supply, 2mlead-wire |
| VP20V-03-F1-C | Vacuum switch, LED-display, PNP 2-output, No analog supply, M8 4-pin male |
| VP20V-03-F1-A | Vacuum switch, LED-display, PNP 2-output, Analog supply, 2mlead-wire |
| VP20P-01-F1 | Vacuum switch, LED-display, NPN 2-output, No analog supply, 2mlead-wire |
| VP20P-01-F1-C | Vacuum switch, LED-display, NPN 2-output, No analog supply, M8 4-pin male |
| VP20P-01-F1-A | Vacuum switch, LED-display, NPN 2-output, Analog supply, 2mlead-wire |
| VP20P-03-F1 | Vacuum switch, LED-display, PNP 2-output, No analog supply, 2mlead-wire |
| VP20P-03-F1-C | Vacuum switch, LED-display, PNP 2-output, No analog supply, M8 4-pin male |
| VP20P-03-F1-A | Vacuum switch, LED-display, PNP 2-output, Analog supply, 2mlead-wire |
| VCM8-4-2 | M8-Female Connector, 4-pin & 2mlead-wire |
| Bracket A | Mounting bracket kit, for direct installtion, BT-1 & BT-2 |
| Bracket C | Mounting bracket kit, for panel Installation, FPC-1, PA-1, & PA-2 |
Catalog & CAD files
| CAD 2D File | |
| VP20 Switches | |
|---|---|
| CAD 3D File | |
| VP20 Switches | |
| Catalog | |
| VP20 Switches | |

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