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MEMS Pirani Explained
Micro-electro-mechanical heat-loss Vacuum Gauge
 
  • Sens4 Knowledge:
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  • Pressure Measurement
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What is Reverse Polarity Protection?
Accidents and mistakes during equipment installation or maintenance, such as reversing the polarity of a DC power supply connected to a pressure, vacuum, or temperature transducer or transmitter, can ...
PressureMeasurement Transmitter VacuumMeasurement VacuumSwitch
Dec 18, 2024
Spinning Rotor Gauge Explained
Spinning Rotor Gauges , commonly referred to as SRG or viscosity gauges, measure the pressure-dependent molecular drag on a magnetically levitated spinning steel ball. During the SRG vacuum measuremen...
SRG VacuumMeasurement
Dec 18, 2024
Dry Vacuum Technology Explained
Historically, oil-lubricated vacuum pumps were the predominant type used in many vacuum applications and industries. These pumps, such as rotary vane pumps, rely on oil for the lubrication of moving p...
Loadlock Vacuum pump VacuumMeasurement
Dec 18, 2024
What is a drop-in replacement Vacuum Gauge?
Drop-in replacement Vacuum Gauge Explained A drop-in replacement refers to a product, component, or system designed to be a direct substitute for another, requiring no or minimal modifications to the ...
CDG CapacitanceDiaphragmGauge Loadlock Piezo Pirani VacuumMeasurement VacuumSwitch
Dec 18, 2024
Equivalent Resistance Explained
Equivalent resistance is the single resistance value that can replace a combination of resistors in a circuit without altering the circuit's overall behavior. It represents the total resistance that p...
Equivalent Pirani Resistance
Dec 18, 2024
Dual-Use Vacuum Gauge Explained
Understanding the Dual-use term in context of vacuum measurement The term dual-use technology refers to technological systems, equipment, or knowledge that can be applied for both civilian and militar...
2B230 CDG CapacitanceDiaphragmGauge Dual-Use VacuumMeasurement
Dec 18, 2024
Gage or Gauge Pressure?
In the measurement and instrumentation literature and industry, the words gauge and gage can both be found to describe a pressure sensor or transmitter that measures relative to ambient pressure. The ...
Gauge PressureMeasurement
Dec 18, 2024
What is the Working Principle of the Pirani Gauge
Working Principle of the Pirani Gauge The traditional Pirani vacuum gauge,originally invented in 1906 by Marcello Stefano Pirani ¹, is based on a hot metal wire suspended in a tube that is exposed to ...
MEMS Pirani VacuumMeasurement
Dec 18, 2024 Vacuum Technology
Pressure Measurement Explained
Introduction to Pressure Measurement Pressure is defined as the force per unit area exerted by a liquid, gas, vapor, or other medium on a given surface. The applied pressure can be measured as absolut...
Absolute Gauge PressureMeasurement VacuumMeasurement
Dec 18, 2024
What is Absolute Pressure?
Absolute Pressure Measurement Explained An absolute pressure measurement or pressure value exerted by a gas, vapor or liquid is a pressure value measured relative to a perfect reference vacuum. A perf...
Absolute PressureMeasurement VacuumMeasurement
Dec 18, 2024
What is Gauge Pressure?
Gauge Pressure Measurement Explained Gauge pressure is the pressure measured relative to ambient atmospheric pressure. It can be measured using a diaphragm-based sensor, where: One side of the diaphra...
CDG Gauge PressureMeasurement
Dec 18, 2024
Barometric Pressure Explained
Barometric pressure refers to the force exerted by air molecules on the Earth's surface. This atmospheric pressure is dynamic and fluctuates with changes in temperature, weather conditions, and elevat...
Dec 18, 2024
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Sens4 Knowledge

We love sharing our knowledge with the vacuum community and our customers. Explore the Sens4 Knowledge Center to learn more about vacuum and pressure measurement technology, as well as related science.


Vacuum Measurement Solutions 

vpm-7 loadlock for semiconductor processing tools

VPM-7 SmartPirani™ ATM

An all-in-one modern solution for load-lock pressure control. Drop-in replacement for other vendors legacy load-lock gauges available. 

Go To VPM-7 Product Page



VDM-5 DiCAP transducer

VDM-5 DiCAP™ 

Wide range dual diaphragm gauge for gas independent measurement. Analog, digital, and setpoint relays controls options.

Go To VDM-5 Product Page 

VPM-5 SmartPirani vacuum transducer from Sens4

VPM-5 SmartPirani™

Record-breaking Pirani and Diaphragm combination gauge. 

Wide selection of interface options.

Go To VPM-5 Product Page

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