📡 Engineering Blog

#4g

Real-world IoT guides, debugging stories, and engineering insights. No fluff — just what works in the field.

Industrial water flow meter telemetry compared with manual water meter reading
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Flow Meter Telemetry vs Manual Water Meter Reading: Why Industries Are Switching

Compare flow meter telemetry with manual water meter reading for industrial water monitoring, groundwater compliance, reports, alerts, accuracy, and operational visibility.

5 min read Read →
STP and ETP flow monitoring system with flow meter and 4G telemetry gateway
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STP/ETP Flow Monitoring for Compliance and Operations

Practical guide to STP and ETP flow monitoring using digital flow meters, Modbus, 4G telemetry, dashboards, alerts, and compliance-ready reports.

6 min read Read →
Industrial IoT gateway connected to Modbus RS485 devices and cloud dashboard
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How to Choose an Industrial IoT Gateway for Modbus Devices

A practical buying guide for choosing an industrial IoT gateway for Modbus devices: RS485, Modbus RTU/TCP, 4G, WiFi, MQTT, local storage, alerts, and commissioning checks.

7 min read Read →
Remote DG set monitoring with Modbus controller and 4G IoT gateway
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Remote DG Set Monitoring Using Modbus and 4G

A practical guide to remote diesel generator monitoring using Modbus and 4G: runtime, load, fuel, battery, faults, alerts, and cloud reporting.

6 min read Read →
CGWA flow meter telemetry data sent from borewell flow meter to cloud portal
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CGWA Flow Meter Telemetry: What Data Must Be Sent to the Portal?

A practical guide to CGWA flow meter telemetry data: flow rate, cumulative volume, pump runtime, meter ID, borewell ID, tamper, uptime, and communication health.

6 min read Read →
Remote pump monitoring system with flow meter, pressure sensor, and 4G IoT gateway
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Remote Pump Monitoring: Flow, Pressure, Runtime and Fault Alerts

How to monitor pumps remotely using flow, pressure, runtime, fault status, and 4G telemetry. Practical guide for borewells, utilities, factories, and water systems.

6 min read Read →
CGWA telemetry installation checklist for flow meter and 4G gateway
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Common Mistakes in CGWA Telemetry Installation

Avoid common CGWA telemetry installation mistakes: wrong flow meter selection, weak 4G signal, missing totalizer, RS485 issues, no local storage, and poor commissioning.

5 min read Read →
Borewell groundwater monitoring telemetry device connected to flow meter and cloud dashboard
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How to Choose a Telemetry Device for Borewell and Groundwater Monitoring

Buyer-focused guide for selecting a borewell and groundwater telemetry device: flow meter support, 4G, Modbus, local storage, alerts, reports, and CGWA-ready monitoring.

5 min read Read →
CGWA groundwater telemetry system with flow meter, 4G gateway, and cloud dashboard
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CGWA Groundwater Telemetry Requirements: Complete Guide for Industries

A practical guide to CGWA groundwater telemetry for industries: required data, flow meter integration, 4G transmission, tamper alerts, local storage, and installation checklist.

9 min read Read →
How to Choose a SIM Card for Industrial 4G IoT Deployments in India
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How to Choose a SIM Card for Industrial 4G IoT Deployments in India

Choosing the right SIM and data plan for industrial IoT gateways in India. Airtel vs Jio vs BSNL, static IP, private APN, signal at remote sites — practical guide.

8 min read Read →
Monitoring VFDs Remotely via Modbus and 4G: Speed, Current, Faults — All in the Cloud
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Monitoring VFDs Remotely via Modbus and 4G: Speed, Current, Faults — All in the Cloud

How to read VFD parameters — output frequency, current, motor RPM, fault codes — over RS485 Modbus RTU and push them to a cloud dashboard over 4G.

8 min read Read →
How to Monitor Multiple Energy Meters Over 4G
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How to Monitor Multiple Energy Meters Over 4G

Step-by-step guide to monitoring multiple energy meters remotely over 4G. RS485 bus setup, register mapping, and cloud dashboard configuration.

6 min read Read →
Connecting Modbus Devices to the Cloud Over 4G — Practical Guide with Selec EM2M
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Connecting Modbus Devices to the Cloud Over 4G — Practical Guide with Selec EM2M

Wire a Selec EM2M energy meter to a 4G gateway over RS485, configure registers, and push data to cloud via MQTT. Full tutorial with wiring and debugging.

10 min read Read →