Positioner working principle explained!

00:00 Intro 00:40 Parts of the complete setup 01:28 Diagram of setup 02:30 Lid open 02:40 Pilot valve 03:26 Gain suppression spring and counterweight 04:15 RA/DA cam 05:05 Magnet and armature 06:12 Adjusting lever and transmission lever 07:04 Feedback fork joint 07:14 Feedback working principle 08:10 4-20mA signal input to air output 10:10 Outro and future I "refurbished " an old video, one of my first. #instrumentation #positioner #electropneumatic #diy #controlvalve