Quick differentiation between common instrument electrical interfaces M20×1.5 and 1/2″NPT
The electrical interfaces of field instruments have many specifications and sizes depending on the manufacturer and application scenarios… Domestic and foreign, metric, imperial, sealed and non-sealed, who is not confused when encountering them? This article mainly introduces the two specifications of M20×1.5 and 1/2″NPT that are often encountered by instrument engineers and are easily confused. […]
