Inst Tools - Instrumentation, Electrical, PLC Tutorials

What is Fire Alarm System?

A fire alarm system has a number of devices working together to detect and warn people through visual and audio

The electric actuator uses an electric motor to provide torque to operate a valve. They are quiet, non-toxic and energy

A valve actuator is the mechanism for opening and closing a valve. Manually operated valves require someone in attendance to

Manual Call Point is a device for the manual initiation of an alarm. Manual fire alarm activation is typically achieved through

Linear Heat Detection (LHD) (also known as Linear Detection Wire or Linear Heat Detection Cable or Linear Heat) is a

This article refers to issues surrounding the detection of leaks and gases and what type of containment Gas Leak Detection

Another style of globe valve body is the three-way body, sometimes called a mixing or a diverting valve. This valve

A more modern version of the globe valve design uses a piston-shaped plug inside a surrounding cage with ports cast

Some globe valves use a pair of plugs (on the same stem) and a matching pair of seats to throttle

Another variation on the globe valve design is the port-guided globe valve, where the plug has an unusual shape, projecting