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zakruti.com » Knowledge, science, education » The Engineering Mindset
Electronic Pressure Switches - How They Work

Electronic Pressure Switches - How They Work

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Rating: 4.0; Vote: 1
Electronic pressure switches explained. Learn how electronic pressure switches work, strain gauge, mechanical pressure switches, electronics, wheatstone brdge
Date: 2023-11-17

Comments and reviews: 30


I have a Danfoss 031E021566 mechanical pressure switch controlling the well water pump for my house. The switch that it replaced had failed by fusing in the on position - luckily I was home at the time and heard the pump running unusually long, and managed to shut it off before the pressure tank exploded. I had never considered using an electronic switch instead, so thanks for this video!
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Do you happen to have a video of strain gauges /amplifiers? I came here for pressure switches but on my line we have transducers that measure tension based off load cells that have strain gauges and the load cells are connected to an amplifier (summing box. So now im curious how the circuit and physics of it work. Its a tension control loop/PID btw with motor drives etc
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Is it really using a floating gate drive voltage to turn on the MOSFET at 06: 22 In video? Or are the 2 power supplies referenced to common ground via their power cord ground which not shown in the schematic and the breadboard circuit. Sometimes over simplification leads to more questions. Otherwise, awesome video! Thanks!
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Hydraulic Pressure switch is used for rear brakes on motorcycles, its a spst model n/o switch, looks like a bolt but it has place for a Jambo. its usally used as an upgrade from oem because oem switch are spring mechanic type but this upgrade makes it looks cleaner and its practique for several reason. good video thanks.
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I'm looking for a compound pressure transducer for the suction line of an ultra low temperature chiller. I need at least -15 to 200 PSI. The suction line can get as cold as -80F I'm curious if this pressure transducer connected to this cold suction line will cause problems with the pressure transducer?
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We use one as a safety control to alarm the operator/engineer when the nitrogen gas levels have dropped; this also shuts down the machine. Without one, we would have products returned to us which will damage our relationship with the customer and a potential of losing of on millions.
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My furnace has a diaphragm style pressure switch. One time it was triggering and shutting off the furnace. The problem turned out to be a dead rodent or a dead bird in the vent. You should never blow into one of these switches to test it, they are that sensitive to damage.
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Vacuum gauges work totally different. It's very hard to measure deep vacuum or the lack of pressure. Instead of something bending or flexing it measures how much heat can be disapated, less pressure equals less heat losses.
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We have a lot of wells with pressure tanks here and the switch to turn the pump on when the pressure gets to low. They go out a good bit. I used to do about three a summer when I was doing house maintenance for customers.
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I work on an oil production rig in the Gulf of Mexico, we use them for our main compressor unit, firewater pumps, and our oil wells piping, as well as a few other systems on the platform that Im forgetting about.
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You cant make it more interesting. I have some equipments like stucco sprayer which has pressure transducers. Your video has simplified the tech and understand them better. Thanks a lot for imparting knowledge.
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If you have learned something from this man's video's, how about giving him a thumbs or buy him some coffee. I have in the past and appreciate his time making these videos easy to understand.
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Prodigy The Engineering Mindset
Thank you very much helpful information video Take care and have a great day
The Engineering Mindset
From Nick Ayivor from London England UK

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Its a common occurance in a gas or diesel powered vehicle used for oil mainly. but can also be used in conjunction with other things. sometimes they are called a sender switch.
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Hello, I would like to use your video in a free training on pressure switches. For this, I would like to request your authorization to use it as Creative Commons. Thank you.
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Awesome video demonstrating how an electronic pressure switch works. Great to see an application of voltage diver, wheatstone bridge, op-amp and mosfet to complete the system.
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I work with espresso equipment, nearly every machine has a pressure switch. Controls steam pressure in the boiler, definitely a regularly replaced part for us.
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Used to switch on the brake light from the front master cylinder of my 1974 Norton Commando, and oddly enough, the rear brake circuit on my 2004 Sportster.
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We are replacing failed $800 pressure switches with $200 sensor on water system. The PLC will then be able to adjust setpoints remotely for pump monitoring.
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No wonder why most of mechanical devices/systems have been overshadowed by their electrical (electromagnetic, electronic or electro-optic) counterparts.
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Use it everyday for safety on boiler controls for steam generation. Theres also analog pressure sensors. Would be great to see how it create 4-20mA
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Hi, Ive been looking for one to replace the dead one on my compressor. The only one Ive found is 12v. Can you point me in the right direction?
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Those switches are used in hydraulic elevators to control over and/or under-pressure in the hydraulic system that moves the elevator-cabin.
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I wish these vids were used in official education. Simple, straight to the point, something I never really had in technical school.
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Can u make a video of how speed bumps /speed humps slows down a moving vehicle? Is it principle of conservation of energy?
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See a lot of thosr 2 prong cylindrical ones for high and low pressure limits on the refrigeration lines on hvac systems
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Tested these for years as well as your sponsor. Wish i had this when I started. Regardless, a phenomenal video.
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Brother. Thanks for great information. Always God is with your family. knowledge make a perfect technical person.
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sir that's a great content. In one content we learned many topic and your explanation was great to easy understand.
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Air pressure for a cnc. If no air pressure the cnc doesn't move. IF no air it cant change tools and it crashes.
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