When a pneumatic actuator requires air pressure applied to two different ports in order to move two different directions (such…
3-way solenoid valves operate in a manner analogous to single-pole double-throw (SPDT) electrical switches: with two paths for flow sharing…
2-way solenoid valves operate in a manner analogous to single-pole single-throw (SPST) electrical switches: with only one path for flow.…
Valves, the actuators that move them, and the electronic circuits that control them, are all subject to aging soon after…
Control Valve Installation, Maintenance, Disassembly & Reassembly A. INSTALLATION 1. Valve Body: Set control valve in the horizontal line of…
PID Controller Loop Tuning Questions and Answers 1. Examine this process trend showing the PV, SP, and Output of a loop…
This article provides PID controller loop tuning conditions for different conditions to analyze Process Variable, Set Point and Controller Output…
Good and Bad Wiring Practices If you ever find yourself working at a facility where you witness something as awful…
A typical electric solenoid actuator is shown in Below Figure. It consists of a coil, armature, spring, and stem. Note…
Manual DOL Starter : Contactor Controlled DOL Starter : Read : Simple DOl Starter using PLC Motor Star Delta Starter…