Guides and articles to help you choose the right automation components for your application.
At Sri Vaarii Automatiion, we take pride in being an entirely women-empowered company, breaking barriers in the heavy engineering and industrial automation sectors.
We recently exhibited our latest range of control transformers and industrial sensors at the EL Asia Exhibition at BIEC, Bangalore in May 2026.
Sri Vaarii Automatiion successfully participated in the Indian Manufacturing Show (IMS) held at BIEC, Bangalore in November 2025, demonstrating our custom automation capabilities.
Understanding the key differences between flush (shielded) and non-flush (unshielded) inductive proximity sensors, and how to select the right type for your industrial application.
A practical guide to selecting the correct VA rating, primary/secondary voltages, and insulation class for control transformers in industrial automation panels.
A clear explanation of NPN (sinking) and PNP (sourcing) sensor outputs, how they connect to PLCs, and which one to choose for your automation system.
A practical wiring guide for connecting NPN and PNP inductive proximity sensors to PLC digital inputs, with diagrams and troubleshooting tips.
A detailed comparison of M12 and M18 inductive proximity sensors covering sensing distance, mounting, applications, and how to choose between them.
An in-depth comparison of copper and aluminum winding materials for control transformers, highlighting efficiency, heat dissipation, and longevity.
Learn the most common causes of inductive proximity sensor failure on the shop floor, from physical impact to electrical surges, and how to protect them.
What does IP67 actually mean? We break down the Ingress Protection rating system and explain why it matters for sensors in harsh environments.
Discover how custom-built automation machines can drastically improve production efficiency, reduce labor bottlenecks, and provide a rapid return on investment for small and medium enterprises.
A deeper look into how Sri Vaarii Automatiion built an entirely female-operated manufacturing facility, fostering diversity, precision, and empowerment in heavy engineering.
Explore the extremes of proximity sensor sizes. Learn when to use the ultra-compact M8 sensor versus the heavy-duty, long-range M30 sensor in industrial automation.
Discover how automated EL lamination stacking machines eliminate the biggest bottleneck in control transformer manufacturing, ensuring precision and speed.
Understand the key differences between 2-wire AC proximity sensors and 3-wire DC proximity sensors, and learn which to specify for your control panel.
A comprehensive guide on choosing between inductive proximity sensors and photoelectric sensors for your industrial automation needs.
Understand the critical differences between standard control transformers and 1:1 isolation transformers, and why CNC machines demand the latter.
A technical guide to magnetic inrush current in control transformers and how to properly size your fuses and circuit breakers to prevent nuisance tripping.
Learn why electromagnetic interference (EMI) wreaks havoc on proximity sensors and when it is absolutely critical to use shielded cables.
A case study on how Sri Vaarii Automatiion engineered specialized machinery to bring safety, precision, and massive scale to the hazardous fireworks manufacturing industry.