Category Archives: Beitrag
Pressure Sensor for Vacuum: Negative Pressure, Absolute Pressure and Bidirectional Ranges
In vacuum systems, packaging machines, suction grippers and pumps, a pressure sensor for “vacuum” or...
Measuring Load Profiles: Analysing Energy Consumption, Peak Load and Base Load
A company’s electricity meter shows how much electrical energy has been consumed in total. However,...
Measuring Speed and Torque: Calculating Power Correctly on a Test Bench
The mechanical power of a motor, gearbox, pump or driven machine cannot be determined from...
Hydraulic Oil Sampling with MINIMESS: Detecting Oil Condition and Wear
The condition of the hydraulic oil directly affects the reliability of pumps, valves, cylinders and...
Hydrogen Temperature Measurement: Sensors for H₂ Compression and Cryogenic Applications
Temperature is a key process and safety variable in hydrogen systems. It influences gas density,...
Electromagnetic Flowmeter Output Signals: Selecting 4–20 mA, Pulse, Modbus and PROFINET Correctly
Electromagnetic flowmeters can provide considerably more information than the current volume flow alone. Depending on...
Selecting the Diaphragm Size of a Diaphragm Seal: Small Diaphragm, Measuring Range and Accuracy
For diaphragm seals, the smallest possible process connection is often requested. It requires little installation...
Selecting a Pressure Switch Output: PNP, NPN, Relay and PLC Connection
When selecting a pressure switch, attention is often focused first on the measuring range, process...
Measuring Current with a Multimeter: Using mA, µA, Fuses and Input Sockets Correctly
Operating errors occur particularly frequently when measuring current with a multimeter. Unlike a voltage measurement,...
Ultrasonic Flowmeters for Gas: Using Transit-Time Measurement Correctly
Ultrasonic flowmeters can measure gas flow without moving parts and, in the case of clamp-on...