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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.

Build a Model #

1. Basic Model

V11Digital vacuum switch, V11 series

2. Pressure Range

PPositive pressure
VNegative pressure
CCompound pressure

3. Output

0102-NPN, Analog output (1-5V)
0302-PNP, Analog output (1-5V)

4. Connector

M5FM5 female connector


General Specifications

Pressure range0 ~ 1,000 kPa-101.3 ~ 10 kPa-101 ~ 101 kPa
Withstand pressure1,500 kPa500 kPa500 kPa
FluidFiltered air, Non-corrosive, Non-flammable gas
Set pressure resolutionkPa0.10.1
Power supply voltage12 to 24V DC±10%, Ripple (P-P) 10% or less
Current consumption≤40mA (With no load)
Switch outputOutput type2-NPN or 2-PNP open collector
Max. load current125 mA
Max. supply voltage30V DC @ NPN output, 24V DC @ PNP output
Residual voltage≤1.5V
Response time≤2.5 ms (Chattering-proof function: 25, 100, 250, 500, 1000, 1500 ms selections)
Output short prot.Yes
Analog outputVoltage output1 ~ 5 V (±2.5%)
Voltage impedanceAbout 1 Ω
Linearity±1% F.S.
DisplayLED Display4 digit, 7 segment (red)
Switch ON indicatorOut-1 red/ Out-2 green
Updates timeAbout 0.2 s
Indicator accuracy±2% F.S. ±1 digit (ambient temperature: 25±3℃)
Repeatability (Switch output)±0.2% F.S. ±1 digit
Operation temp.0 ~ 50℃
Storage ambient temp.-10 ~ 60℃ (No condensation or freezing)
Ambient voltage35 ~ 85% RH (No condensation)
Withstand voltage1000V AC in -1min (between case and lead wire)
Insulation resistance500 MΩ (at 500V DC, between case and lead wire)
VibrationTotal amplitude 1.5mm or 10G, 10~55 Hz scan for 1-min, 2-hour each direction of X, Y, and Z
Shock980 m/s² (10G), 3-time each in direction of X, Y, and Z
Temperature characteristic±2% F.S. of detected pressure (25℃) at temp. range of 0 ~ 50℃
Port sizeM5
Lead wire26 AWG, UL AWM 20276, 1000 mm
Weight34.5 g (with 1-meter lead wire)
 NPN and Analog output
 PNP and Analog output



Unit: mm

Order Numbers

V11 series switches

Part NumberDescription
V11P-010-M5FV11 series switch, Positive pressure, 2-NPN, Analog output
V11P-030-M5FV11 series switch, Positive pressure, 2-PNP, Analog output
V11V-010-M5FV11 series switch, Negative pressure, 2-NPN, Analog output
V11V-030-M5FV11 series switch, Negative pressure, 2-PNP, Analog output
V11C-010-M5FV11 series switch, Compound pressure, 2-NPN, Analog output
V11C-030-M5FV11 series switch, Compound pressure, 2-PNP, Analog output