Questions tagged [flow-sensor]
Sensors which measure fluid flow.
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Flow sensor controlling extractor fan
I am a fellow engineer, I can only do mechanical and not electrical.
I want to control an extractor fan by water flow to the shower so that the extractor fan only runs when the shower is in use (the ...
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Problem with SF800 flow sensor reading
I am having a problem with my flowsensor circuit as show in the figure.
where SF800 is the flow sensor I am using. It's a pulse sensor PNP/NPN contact. Hence the pulse signal pin in pull up using a 2....
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Problem Measuring with optical pulse flow meter
I am using a pulse flow meter swissflow Sf800. It is highly sensitive flow meter. it is connected to a water pump line to measure the volume of liquid it displaced. I am using PCNT(pulse counter) ...
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What is the expected maximum voltage for the pulse from this flow meter circuit?
I am trying to interface a flowmeter with a PLC. I would like to know the expected maximum amplitude for the pulse from this circuit if using 24V as the power supply. The input impedance at the PLC ...
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Ultrasonic flow sensor to measure water volume [closed]
I’m building a project which displays the total volume of water which has passed through a pipe. I want to use an ultrasonic flow transducer https://www.digikey.com.au/en/products/detail/audiowell-...
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Measuring the volume of water without a flow meter
I have a weird technical issue I’m trying to solve. I need to measure the amount of water which flows through a hose. But I cannot use a flow meter due to compliance costs and budget restrictions mean ...
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Trying to use a flow meter to measure volume
I have a system thet consists of a pump to move the fluid and a solenoid valve to allow the liquid to pass through.
I have a flow sensor that has the following characteristics:
F = (2.5* Q), Q=L/Min
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Need help regarding use of URA2415YMD-15WR3 DC to DC converter
I have a MFC from Horiba which uses +15 V, -15 V, and 0 V for its supply. I have not found any ready-made power supply for that, so I have bought a 24 VDC to 15 VDC converter (model: URA2415YMD-15WR3) ...
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How to read the VMZ 08 magnetic inductive flow sensor?
We are in a near-emergency situation where we must read a VMZ08BS1PEG24CV0 flow sensor. You may see more information including the datasheet here.
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Can't find jack type for YFS201 sensor
The YFS201 sensor comes with a unique connector (male) type for which I can't find the suitable female. Can someone tell what connector this is? Image can be found in this link.
user323019
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How to control gas discharge rate? [closed]
I need to electronically control discharge of very small air volume over a reasonably large period. Something like discharging 33ml over 15 seconds. I have tried a needle prick hole but it discharges ...
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How to code process_state variable which reruns each time process commences?
I am making a bottle filling machine. I am using the YF-S201 water flow sensor to do the same and a 600ltr/min pump. While according to the sensor datasheet I should get the 750ml at 369 pulses, but ...
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How to make water flow sensor work to measure flowed water and not flow rate
I am using the YF-S201 water flow sensor. I am using this to fill up bottles. I need to know how to alter the below code in a way that instead of measuring flow rate it measures water passed through.
<...
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How to hook up discrete ultrasonic sensor pair to Arduino board?
I have a pair of ultrasonic sensors, one of which is a transmitter and the other is a receiver. How do I hook them up to the Arduino board? The board is an Arduino Uno board and the sensors are ...
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Water flow sensor still active after water stops
I have a water flow sensor that uses a rotor with a Hall sensor (ATS177 SIP-3 Hall effect sensor latch). The problem is that the rotor keeps spinning for some time after the water flow stops.
Video on ...
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