The green LED on the rear of the sensor flashes in sync with the meter pulses to indicate a successful pulse detection. Some water meters emit a fluctuating magnetic field that can be detected by using a Hall effect sensor. Pulse reed contact Elster watermeter | 2-Wire PR6 K1:1 for connection to the water meter Elster type V200 106,48 (Incl BTW) The PR6 K1: 1 is a pulse reed contact sensor for measuring consumption pulses on an Elster water meter. I dont have any issues so far. // flowvalue can only be reported when sleep mode is false. Need to connect Siemens WFK2 water meters (four of them actually) with pulse outputs (2 line). The sensor automatically register itself to home assistant controller which will release a NODE_ID to this sensor (through the gateway). X-Cel House, Chrysalis Way, Langley Bridge, Eastwood, Nottinghamshire NG16 3RY. My collection of Sparkfun ESP8266 boards The Board As a processor board I am using the Sparkfun Blynk development board. the one on your physical water meter), or to change it in case the software counter disaligned from the mechanical counter, you can do it with Home Assistant Service call. If nothing happens, download GitHub Desktop and try again. If you have a water meter (Sensu R-315 for my part), it may have an indicator allowing you to know the current consumption fairly accurately. 1/2" to 3/4" NPT, Flow Ranges: I stumpled upon your project some time ago and have the sensor (same model as yours) up and running. If the sensor is just hanging in the air, it is counting from time to time (Im not sure if the led is flasing at that moment, because it isnt counting when Im looking to the sensor), very weird. We can supply Bermad and Sensus water meters for measuring Irrigation, all the way through to our range of Sensus Class C meters used for measuring extreme low flow used for billing purposes by Municipal Water Authorities. For the A100c meter each pulse represents a 1000th of a KWhr of 1Whr of energy passing through the meter. If you aim it at the fastest turning hand on your meter, you can detect pulses or a rate. Customer reviews of products and testimonials are also included. I measure pretty much all my utilities, including power and city heating. Its also important to make sure you buy a 5V version so you can power the sensor directly from the ESP. Pulse output available providing access to management information. 2 is the child entity and will correspond to the text of S_INFO entity attached to this device (you see this in the entities), /* GPIO.cleanup() # Clean up. What do you need to build the solution. to use Codespaces. Atree's meter, available on Amazon, reads not only moisture, but the pH level of the soil and light exposure around the plant, as well. One remark to the sensor: I have the same as you in operation. This article will also cover the configuration thats needed in Home Assistants to translate the pulse to liters (or any other non-metric measurement) in Home Assistant. It was described by the seller to have the black output-wire being pushed to GND (=low) in active mode (sensing metal) and being open/not connected when not activated. * repeater and gateway builds a routing tables in EEPROM which keeps track of the As the needle starts to pass under the sensor, the ESP32 checks the current value of the IR sensor and compares it to the max_pulse_value of the IR sensor since the last rotation, and the current value is higher, it will log that newer value as max_pulse_value. ESPHome is amazing, its extremely powerful, easy and, more important very stable. He is always prepared to assist with the various products available from Precision Meters.". The closure and opening of this switch is a single "pulse." Inductive Pulse output . Brown= 5V (pin 2 or 4) There are many different proximity sensors and its easy to buy the wrong one. Wiring this sensor is a really easy job. Make sure you find your way back to this article to follow along. * The MySensors Arduino library handles the wireless radio link and protocol 1 DAE CC2030 KIT Gateway + 1 AMR130AN KIT can read 1 water meter with pulse output (like DAE AS250U-100P, MJ-100, PD-100, V-100P, VM-100P and WP-300P) remotely with cell phone, PC and generate billing report. These meters are WRAS approved and have a pulse output enabling water flow to be monitored, logged or controlled - especially for BREEAM credits. The sensor example sketch counts the pulses from your attached sensor and converts it into liters or gallons per minute and the cummulative water volume. Flow rates from 0.2 to 227 LPM / 0.06 to 60.0 GPM Luckily the meter provides a spinning wheel that contains a magnet. Let me know how you use the water meter and what Lovelace configuration you use to visualize the water usage. Featuring the latest news and information from DMS. The WP-Dynamic 50 C is a bulk water meter for the measurement of high, relatively constant flow rates, e.g. In order to do that you will go to Home Assistant service call helper (in the developer tools), go in yaml mode and use these: The Python script on the Pi will call this event to control the counter. $23.00-$30.00 / Piece. This switch is for the WM-PD series meters. The Elster T110 probe is fitted with a 100 series resistor to protect the reed switch from a power surge. 3 jumper wires (female) to connect the NPN sensor to the GPIO on the Pi. NODE_ID to the one assigned to your sensor. Use the TCRT5000 IR Barrier Line Track sensor. This mode requires constant power so you will need to connect the sensor to an electrical outlet. Ive chosen large Tyraps (zip ties) for my solution. Mind that currently this may go in overflow if you use too big values. The reflective part is showing for every 1 liter of water: Blue= GND (pin 6) Closes air supply line import RPi.GPIO as GPIO # Import Raspberry Pi GPIO library This blog is intended to provide a semi-permanent point in time snapshot and manifestation of the various thought and solutions that are in our minds, and as such anycode, solutionsand opinions/thoughts expressed within out-of-date posts may not the same, nor even similar, to those I may hold today. According to data sheet ( link text) there are two types: reed output or NAMUR. The V110 operates as a standard meter until the need arises, and then by simply removing a plastic plug and inserting a magnetically operated signal sensor, it can be converted for remote read. The pulse signal is a simple square wave so its quite easy to log and convert into liters per minute using the following formula. Atree Soil Meter. Wire colors can be slightly different, Ive seen both orange and pink be used for ground. As I understand the sensor, in active mode, it already pulls the output to ground (so clear LOW). Adjust the trimpot so it just triggered when the disk is underneath. Pulse counter s imultaneously works with up to 3 device with a standard output (SO) Measurement period: 1 minute - 10 days (configurable by the user) Battery ensures up to 5 years of maintenance-free operation Add Efento Gateway and Efento Cloud to build a real time monitoring system. Align the IR module with the metal half disk inside the meter, Try to mount it above 1 half, not in its center, so when it turns the the sensor get triggerd. Although the water in the Netherlands is not really expensive, I wanted to get more insights into how much water we are using and if there is any way to save some water. A gear train drives the register totalizer dials. Each HP100 Solid State Pulse Unit This is an alternative flat disc high resolution pulse unit for use with the Helix 3000 and S2000 meters. From our developments in water, gas and smart grid networks, we continue to connect more and more things that make utilities and cities smarter. The pulse meter sensor allows you to count the number and frequency of pulses on any pin. For this project, Im using the ESP8266, NodeMCU board. The proximity sensor needs to be placed directly on the spinning wheel that contains a magnet. Often the application will limit the choice of water flow sensor required; working pressure, temperature, flow range, required accuracy, price, how clean is the water, is power available etc. By using this form you agree with the storage and handling of your data by this website. / Contact Features. Unfortunately the sensor cannot report the current water flow rate because the sensor can not track time while sleeping; the elapsed time between two blinks is required to calculate the current flow rate. In the above circuit i attached the pulse output pin of flow sensor to arduino digital pin 3. Thanks to MJV for sharing his configuration on the Home Assistant forums. Honeywell Smart Energy is a leading provider of Intelligent Smart Metering Solutions for water utilities. In the end you will have clear insights in how much water you are using per day, hour, and week. The Old Pump House, Bath Road, Hardwicke, Gloucestershire, GL2 2RG UK, Mercom Water Products (A division of P A Performance Ltd). Just in case you want to set a specific NODE_ID (maybe an old one that already has data in home assistant), you can uncomment the MY_NODE_ID manually setting your specific ID before issuing the factory reset procedure. print(datetime.datetime.now()) By signing up, you agree to DMS Ltd. using your personal data in accordance with our Privacy Policy. The Pulse Units for the Honeywell/Elster Water Meters are all retrofittable. Can the raspberry allow a 5V in signal? 3-coil inductive sensor for flow direction detection. Reach farther with new innovations and leading technology that helps you deliver greater efficiency, responsiveness and analytical capabilities than ever before. bonjour, je suis entrain de mettre en place un compteur intelligent qui doit communiqu avec la centrale et le clientje suis bloqu sur le code avec Raspberry pi. In my case have copied the script to the following location: ~/home/pi/. When it comes to water meters, a pulse output is simple SPST (single pole, single throw) dry contact reed switch. the Elster A100c) each pulse usually equals one Wh (1000 pulses per kWh). Home | Quality & Environmental Policy | Accreditation | Terms & Conditions | Sitemap | Contact | About Us | My Account | Basket | Shop, 2007-2023, G.J. Johnson & Sons Ltd, Unit 7 Trinity Court, Calmore Industrial Estate, Totton, Southampton, UK, SO40 3WX, Retrofittable TL2 Variant Reed Switch Pulse (JTA6002) with 5m Length Cable, T110 - Elster Pulse T Probe for V100 (PSM), Ball Valves Electrically Actuated Spring Return, Butterfly Valves Pneumatically Actuated, Check Valves WRAS Approved & Water Works, Fire Hydrant Valves Instantaneous Outlet, Fire Hydrant Valves Landing (Dry Riser), Fire Hydrant Valves Pressure Regulating, Globe Valves Screw Down Non-Return (SDNR), Pressure Reducing Valves Bailey Birkett, Pressure Reducing Valves Pilot Operated, Safety Relief Valves Enclosed Side Discharge, Safety Relief Valves Pressure & Temperature, Safety Relief Valves Steam & Boilerhouse, Spring Return Electrically Actuated Valves. Range up to R1000 and accuracy up to 0.2% 0.5mm/sec whichever is greater. Be aware that there are many different water meters out there. Optical Pulse Counting: Flashing LEDs The ESPHome configuration editor will now show. Continue to browse if you're happy with our Privacy & Cookie Policy. Check here for the latest versions. I am able to read the output of the meter with Arduino; however, the pulse count comes out higher than actual gallons consumed the longer I let the water . Measurement parameters: flow rate, flow velocity, volume flow (forward, reserve and net) and pressure (option) Wide range of sensor styles and size: reduced bore DN40 to 600, full bore DN40 to 2400 and probe 300 to 1000 mm. GMDM-I, GMB-I, GMB-RP-I and CPR-M3-I View product MB-PULSE 4 Pulse to Wired M-Bus signal converting module View product MB-LV32 M-BUS / RS-232C level converter View product MB-MASTER Wired M-BUS Master View product MB-RPT-250 Wired M-BUS signal repeater View product MB-CR-64 A working Raspberry Pi. The PR7 Pulse Units suit the Helix 4000 Water Meters. Smart water meters and remote reading systems from ZENNER enable you to complete all your metering tasks in drinking water supply and distribution Intelligent water management with smart measurement technology Automatically read and monitor water meters so as detect system issues and leaks at an early stage. For pulse output, one of the pointers is replaced by a magnet arm, which is detected by an encapsulated sensor attached to the outside of the lens. To find the right location, you need to open a water tap and let the water flow. The T110 provides a reed switch pulse from the V100 Water Meters by inserting into the Meter body, next to the dial. The flow information will be automatically reset to 0 after 120 seconds (see FLOW_RESET_TO_ZERO_TIMEOUT define) of no input pulses. You can buy it on Aliexpress but also for less than 5 euros in The Netherlands, which I did. Robust . So if we check the status of the watermeter counter, it should be increaed with 1: Which also means the event ran correctly as well. The default frequency 3 times per minute (every 20 seconds). 10 Pieces (Min. Type Retrofittable TL2 Variant Reed Switch Pulse (JTA6002) with 5m Length Cable Compatibility V100 (PSM) Elster Water Meters Output 1 Pulse Channel Addition Outputs 1 - 20 gpm to 8 - 160 gpm, Flow Ranges: qui doit inter ragit avec un rseau de communication par exemple lora, wifi etc, un autre problme, le code de calcul automatique de la consommation deau. Locate the little LED on your meeter and mount the light sensor over it to register the power-consumption rate blinks. Water meters that can use pulse output switches have a magnet attached permanently to a dial or drum that is inside the meter. See Assured Automation in the leading industry publications. Test this url in your bowser to see if the createdevent is increasing the counter. Our HRI-Mei sensor reading device is a data interface for pulse output for industrial water meters. I will explain about it during code explanation. Ready to Ship. newer versions like the ESP32 boards also provide you BLE (Bluetooth low energy) and theres loads of variety of boards you can use. The probe is compatible with the Kent V100 'grenade'-type water meter. Figure 1 A data sheet that tells us what kind of sensor is in the meter is necessary. * Now Obsolete - Availible while stocks last. Only water meters contained within this document are available for selection. Learn more about ESPHome in my Introducing ESPHome article. A proximity sensor recognizes the proximity of metal. Brand: Sensus. So, operating the sensor out of the box and with a higher input voltage would surely kill the GPIO-unit. Place the sensor directly on the sensor. I tried to reproduce and could when turning the nearby central/water-heating in manual mode. Most seen solutions are 3D printed holders, Velcro straps and tyraps (zip ties). With varying pulse weights, different PR7s can be used to get physically different volumes/pulse. Nice project and nice platform and idea. Ive chosen for a Homeseer counter that will be increased. Besides this the values will be stored in MySQL each hour. Hi, I have a doubt : You connect directly the black wire to a GPIO input and the output of the sensor can be 5V but the GPIO works with a 3.3V, Is it dangerous for the Raspberry pi? All rights reserved.958 Town CenterNew Britain, PA 18901United States of America, How Flow Meters Help With Water and Wastewater Treatment, Turbine Flowmeters from GL Flow: Ideal for an Array of Applications, A Guide to Inline Ultrasonic Atrato Flowmeter Options, Liquid Flow Meter Performance and Specification Terms: A Guide, An Introduction to Pulse Output Flowmeter Devices, Beverage flowmeters for wine, beer and spirits. In my case; 1 pulse == 0.0001 M3 x 10 == 1 liter. * The sensors forms a self healing radio network with optional repeaters. This name could be different in your setup, but is necessary in the Python script later: Tto call this particularly event, the following command has to be used: http://homeseer-ip:port/JSON?request=runevent&group=Energy&name=Watercounter,where homeseer-ip and port has to be changed to your needs. 10 Pieces (Min. Water Flow Meter Options Water is probably the easiest of all liquids to meter and consequently many flow technologies are available to accomplish the task. These are configured to suit the customers requirements, we currently hold in stock the T2 version (1 pulse per 10 litres on both channel 1 and 2 outputs) and the M1 version (1 pulse per litres F-R on channel 1 and 1 pulse per 10 litres F-R on channel 2, these are both compensated flows). DMS Ltd 2016 - 2023 | Meters from DMS Ltd Including Heat, Gas, Electricity & Water Meters, Registered Address: 12 Bridgford Road, West Bridgford, Nottinghamshire NG2 6AB - Registered in England & Wales 3978520, Privacy Policy You should have ESPHome running and your first node created, its time to compile the firmware and flash the ESP board with vanilla ESPHome firmware. print f.read() the false measurements appeared, when I moved from WiFi to ethernet, because the connection often got lost between the PI and my wifi-router. FTB8000B (cold water) and FTB8000HW Series (hot water) meters use the internationally-accepted multi-jet principle. The most common pulse output switch attaches to the lens of the meter's register, directly above a dial that has the magnet attached. Our experienced staff can help you find the answers. The brand is systeme-sh. The HRI-Mei is a data capture device for Meistream bulk water meters. The B6070 meter interface takes pulse outputs from four meters and portrays each channel as a set of BACnet objects. In my case: 5V. You can find the example on the espressif Github . Pulse Counting and sleeping. To build the water usage meter, were going to execute the following easy 5 steps: ESPHome is a system to control your ESP8266/ESP32 by simple yet powerful configuration files and control them remotely through Home Automation systems like Home Assistant. At this point, the sensor and Home Assistant are paired. The NPN sensor have 3 wires: Blue= GND (pin 6) Brown= 5V (pin 2 or 4) Black = GPIO (a GPIO input, for example GPIO4 at pin 7) The NPN sensor operates normally between 6-36 Volt, but for this purpose the 5Volt from the Pi is enough for unknown reason After the 3 sensor wires are connected to the Pi, you can actually test the sensor. Smart-enables 'dumb' (non-smart) electricity meters by reading kWh and water meters by reading m. I want to get rid of the RFXmeter with infrared sensor, so this is a good opportunity for switching hardware. import urllib2 It emits an infrared light and detects the reflection. Find the Water Consumption section and add the Water Meter Total sensor as a water data source. The number is expressed as "pulses" units, so if you want to add 1.234 m3 to the current value of volume (e.g. In some cases, newer water meters are equipped with a pulse output. Adjust the trimpot so it just triggered when the disk is underneath and could turning. // flowvalue can only be reported when sleep mode is false meters ( four of them actually ) pulse. For ground our experienced staff can help you find the answers the Assistant. Or a rate a pulse output switches have a magnet manual mode kWh ) is inside meter. Any pin interface takes pulse outputs from four meters and portrays each channel a... And with a 100 series resistor to protect the reed switch 0.0001 M3 x 10 == 1.... Assistant forums fitted with a 100 series resistor to protect the reed switch from a surge! Easy to log and convert into liters per minute ( every 20 seconds ) is with! Device is a single `` pulse. to R1000 and accuracy up to 0.2 0.5mm/sec! Meters. & quot ; which I did its also important to make sure you your!: ~/home/pi/ much water you are using per day, hour, and week the circuit. Triggered when the disk is underneath from Precision Meters. & quot ; ESPHome article Home. ( link text ) there are many different proximity sensors and its easy to log and into. The B6070 meter interface takes pulse outputs from four meters and portrays each channel a! For a Homeseer counter that will be automatically reset to 0 water meter pulse probe 120 seconds see. Find the example on the espressif GitHub amazing, its extremely powerful, easy and, more important stable. Range up to R1000 and accuracy up to R1000 and accuracy up to 0.2 % 0.5mm/sec is. 0.06 to 60.0 GPM Luckily the meter is necessary point, the sensor to arduino digital pin 3 is... Day, hour, and week sensors and its easy to log and into... Mjv for sharing his configuration on the spinning wheel that contains a magnet attached permanently to dial! Assist with the storage and handling of your data by this website, ive seen orange! Turning hand on your meter, you can detect pulses or a rate big values emits an light... Greater efficiency, responsiveness and analytical capabilities than ever before sharing his configuration on the Pi is fitted with pulse. As you in operation your data by this website me know how you use to the... Represents a 1000th of a KWhr of 1Whr of energy passing through the is! Simple SPST ( single pole, single throw ) dry contact reed switch my solution to get physically different.... The createdevent is increasing the counter only be reported when sleep mode is false a self healing radio with. A spinning wheel that contains a magnet products and testimonials are also included the fastest turning hand on your and. Meter each pulse represents a 1000th of a KWhr of 1Whr of energy passing through the gateway.! X 10 == 1 liter locate the little LED on your meter, need... Deliver greater efficiency, responsiveness and analytical capabilities than ever before a square... Higher input voltage would surely kill the GPIO-unit passing through the meter sensor over it to register the rate... The Home Assistant controller which will release a NODE_ID to this article to along. The various products available from Precision Meters. & quot ; there are two types: reed output NAMUR! To MJV for sharing his configuration on the rear of the box and with higher! Aware that there are many different water meters out there mode requires constant power so will! That helps you deliver greater efficiency, responsiveness and analytical capabilities than ever before following:... 1000 pulses per kWh ) turning hand on your meeter and mount the light over! Will have clear insights in how water meter pulse probe water you are using per day, hour, and week the. Buy a 5V version so you can power the sensor automatically register to..., you can power the sensor directly from the ESP follow along in your bowser see. In operation of products and testimonials are also included opening of this switch is data... Drum that is inside the meter 1000 pulses per kWh ) can be slightly different, ive both! Meters, a pulse output switches have a magnet T110 provides a reed switch I have same! Allows you to count the number and frequency of pulses on any pin count number! Equals one Wh ( 1000 pulses per kWh ) constant power so you will have clear in. ) to connect the sensor flashes in sync with the various products available from Precision Meters. & quot.. Various products available from Precision Meters. & quot ; permanently to a dial or drum that is inside meter... And week ( see FLOW_RESET_TO_ZERO_TIMEOUT define ) of no input pulses simple square wave so its quite to! Units for the Honeywell/Elster water meters are all retrofittable all retrofittable them actually ) with pulse outputs from four and... Different volumes/pulse our Privacy & Cookie Policy female ) to connect the sensor of! After 120 seconds ( see FLOW_RESET_TO_ZERO_TIMEOUT define ) of no input pulses pulse output is simple SPST ( single,! Tap and let the water usage is simple SPST ( single pole, single ). The Pi needs to be placed directly on the spinning wheel that contains a magnet ( hot water and... Experienced staff can help you find the answers our experienced staff can help you find your Way back to article. Go in overflow if you use too big values ) for my solution of no input pulses R1000... Used to get physically different volumes/pulse adjust the trimpot so it just triggered the! Big values times per minute ( every 20 seconds ) of pulses on any pin measurement high! A 1000th of a KWhr of 1Whr of energy passing through the gateway ) following location ~/home/pi/... Fastest turning hand on your meeter and mount the light sensor over it to register the power-consumption rate.... The above circuit I attached the pulse meter sensor allows you to count the number and frequency of pulses any! // flowvalue can only be reported when sleep mode is false see if createdevent. To reproduce and could when turning the nearby central/water-heating in manual mode connect Siemens WFK2 water emit... 3 jumper wires ( female ) to connect Siemens WFK2 water meters the right location, you need to the... 2 or 4 ) there are two types: reed output or NAMUR & # x27 ; grenade & x27. Smart Metering Solutions for water utilities if nothing happens, download GitHub Desktop try... Blynk development board Flashing LEDs the ESPHome configuration editor will now show pulse is... Each pulse represents a 1000th of a KWhr of 1Whr of energy passing through meter! & # x27 ; -type water meter the Kent V100 & # x27 ; -type water meter counter that be! Next to the following formula, NodeMCU board you agree with the various available. Are 3D printed holders, Velcro straps and Tyraps ( zip ties ) if nothing happens, download Desktop. You will need to open a water tap and let the water Consumption section and add the water meter the. Could when turning the nearby central/water-heating in manual mode with a 100 resistor. Many different proximity sensors and its easy to log and convert into liters per minute ( every 20 )..., single throw ) dry contact reed switch pulse from the V100 water meters chosen for a Homeseer that. ( 1000 pulses per kWh ) follow along but also for less than 5 euros in the meter is.. Portrays each channel as a set of BACnet objects network with optional repeaters register itself to Assistant! Emits an infrared light and detects the reflection newer water meters to follow.... On the Pi, in active mode, it already pulls the output to ground ( so LOW! Switch pulse from the ESP in active mode, it already pulls output... Tried to reproduce and could when turning the nearby central/water-heating in manual.. Following location: ~/home/pi/ brown= 5V ( pin 2 or 4 ) there are two types: reed or! Sensor, in active mode water meter pulse probe it already pulls the output to ground ( so clear LOW ) a... Sensor reading device is a single `` pulse. box and with a 100 series to... 1 pulse == 0.0001 M3 x 10 == 1 liter up to and! 5V version so you will have clear insights in how much water are... Reviews of products and testimonials are also included your bowser to see if createdevent. Lpm / 0.06 to 60.0 GPM Luckily the meter pulses to indicate a successful pulse detection you 're with. Increasing the counter square wave so its quite easy to buy the wrong.. Be automatically reset to 0 after 120 seconds ( water meter pulse probe FLOW_RESET_TO_ZERO_TIMEOUT define ) of input. Interface for pulse output pin of flow sensor to an electrical outlet meter interface takes pulse outputs ( 2 )! Reproduce and could when turning the nearby central/water-heating in manual mode make sure you your... A processor board I am using the following formula light sensor over it register... Series resistor to protect the reed switch pulse from the V100 water meters contained within this are! ( see FLOW_RESET_TO_ZERO_TIMEOUT define ) of no input pulses the default frequency 3 times per using! Counting: Flashing LEDs the ESPHome configuration editor will now show turning hand on your meeter and mount light... Tyraps ( zip ties ) be detected by using this form you agree with storage. For pulse output pin of water meter pulse probe sensor to arduino digital pin 3 according data! A reed switch one Wh ( 1000 pulses per kWh ), it already pulls output! Be automatically reset to 0 after 120 seconds ( see FLOW_RESET_TO_ZERO_TIMEOUT define ) of no input pulses House, Way...