Sep 5, 2024 · the ultrasonic frequency used in hc sr04 id of 40khz what is the frequency which is used in commerically available clamp on flow meters also can you please send me link of …

Jan 28, 2023 · The ultrasonic transducers on the HC-SR04 are meant to work in air, and won't work well or at all with solid materials or water. The transducer in this sensor is intended to be …

Nov 28, 2014 · I want to make a prototype of an ultrasonic flow meter. I rarely found any examples of this case and I it is difficult to make this prototype fairly accurate. This is the case: …

Mar 17, 2017 · Hi! I was working on a flow meter with Arduino that used a turbine, but I was thinking that it would be cool to use an ultrasonic sensor instead. My current plan is to use …

Sep 24, 2014 · I use this sensor (Hall Effect): Liquid Flow Meter - Plastic 1/2 NPS Threaded : ID 828 : Adafruit Industries, Unique & fun DIY electronics and kits , but now I want to use a …

Jun 12, 2019 · The two 1MHz ultrasonic sensors are put on the two sides of an iron panel (thickness 2.2mm), and I managed to get the signal with the help of oscilloscope (please see …

Mar 3, 2016 · Hi there! Can anyone help me with ultrasonic liquid sensor system? The thing is that I have to measure water flow difference in non-invasive mode, so I'm thinking to use …

Oct 31, 2020 · Hello everyone! This is my first time using the Arduino Forums. I was wondering if you all had any suggestions for a suitable development board for my project. I am apart of a …

Feb 10, 2012 · Hi, I am looking to investigate ways of creating a non contact flow sensor for a diesel fuel pipe. I have seen some on the market but they are real expensive, but are based …

Mar 16, 2018 · Paul_KD7HB: As part of developing an ultrasonic liquid flow sensor, be aware a flowing fluid (liquid) has turbulence and this will be detected by your sensor. Some portion of …