Technical articles
Flow measurement, groundwater monitoring and compliance, written by the people who build the instruments.
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Flow Meters for ETP and STP: Choosing by Duty
Which flow meter suits raw sewage, MLSS, return sludge, chemical dosing and final ETP or STP discharge, and what the reporting duty demands.
Read article → 11 min
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Flow Meter Straight Run and Installation Rules That Matter
Upstream and downstream straight length, full-pipe rules, air pockets, valve and pump position, orientation and earthing for flow meters.
Read article → 11 min
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Flow Meter Calibration and Certificates in India
What wet calibration, ISO/IEC 17025 accreditation and a flow meter calibration certificate actually mean, and how often to recalibrate.
Read article → 11 min
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CGWA NOC Requirements for Groundwater Abstraction
CGWA NOC requirements for groundwater abstraction: who needs one, the application shape, the metering and telemetry it obliges, and reporting.
Read article → 11 min
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Electromagnetic vs Ultrasonic Flow Meter: How to Choose
Electromagnetic or ultrasonic flow meter? Compare conductivity limits, dirty fluids, insertion versus full bore, and pick by application.
Read article → 9 min
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Power Failure Alert Devices: A Practical Guide
What a power failure alert device does, where it earns its place, and how GSM SMS and missed-call alerting works in practice on site.
Read article → 8 min
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Flow Meters: Types, Working Principles and How to Choose
How electromagnetic, ultrasonic, turbine and paddle wheel flow meters differ, where each one fits, and the six questions that settle a selection.
Read article → 9 min
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How to Install a Piezometer in a Groundwater Observation Well
A piezometer records borewell water level for groundwater reporting. Where the observation well goes, how deep the sensor hangs, and how to commission it.
Read article → 9 min
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Smart Water Metering: Where AMR Actually Pays for Itself
Where AMR and smart water metering actually pay back: non-revenue water, manual reading cost, leak detection and billing disputes explained.
Read article → 10 min
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Installing a Telemetry Flow Meter to CGWA Guidelines
Siting, straight run, power, connectivity and commissioning for a telemetry flow meter on a borewell abstraction line, built to CGWA guidelines.
Read article → 9 min
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Flow Meters and CGWA Groundwater Monitoring Guidelines
What CGWA asks of a groundwater abstraction meter: technology, accuracy, sealing, telemetry to a MeitY-empanelled cloud, and what to verify first.
Read article → 9 min
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Working Principle of Electromagnetic Flow Meters
Faraday induction, liner and electrode choice, why conductivity matters, empty-pipe detection, and what makes magnetic meters suit slurry duty.
Read article → 9 min
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When to Choose an Electromagnetic Flow Meter, and When Not To
An electromagnetic meter needs a conductive liquid. When that makes it the right choice, when it rules the meter out, and how it compares to alternatives.
Read article → 10 min
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