AutomationControlAir Type 625: Between Positioner and Actuator
Where the Type 625 volume booster fits in a pneumatic valve loop, what its bypass does, and which compatibility checks to make before evaluating a retrofit.
Neutral guides to test and measurement, data acquisition, sensors and industrial automation.
Independent, vendor-neutral guides to test and measurement, data acquisition, sensors, embedded systems and industrial automation for engineers.

Structured reference guides for instrumentation, data acquisition, and automated testing.
Instruments, measurement methods and how to choose test equipment.
Browse topics โSensors, signal conditioning and data acquisition explained.
Browse topics โIndustrial automation and embedded control for test systems and machines.
Browse topics โRecently updated tutorials, measurement procedures, and system designs.
AutomationWhere the Type 625 volume booster fits in a pneumatic valve loop, what its bypass does, and which compatibility checks to make before evaluating a retrofit.
Sensors and DAQbNovate says BactoSense ID counts coliforms and enterococci online, with E. coli coming soon. What its documents claim, what you can verify, and the US compliance fit.
Test and MeasurementEmerson lists ATEX and IECEx ratings for the Rosemount QX1400; its North American Division 2 rating is still expected. How US teams can evaluate both routes now.
AutomationWhat industrial IoT sensors are, which types measure what, how their signals reach a control system (4โ20 mA, HART, IO-Link, Ethernet, wireless) and a 5-step selection method.
AutomationMVTec's AI Vision Solver is a prototype with no release date. What MVTec announced, what it has not disclosed, and what the HDevelopEVO timeline means for HALCON users.
Test and MeasurementWhat the profileGAUGE C.ODC numbers mean: 10 nm resolution and โค0.03 ยตm repeatability are not accuracy. The datasheet's linearity, range limits and open questions.
Maximizing Value at NI is an independently operated information site about test and measurement. It offers vendor-neutral explainers on data acquisition, sensors, embedded systems and industrial automation for engineers choosing and using test equipment.