PLC & SCADA Systems

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A PLC & SCADA system forms the heart of every smart and automated facility.

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At Questech, we design, engineer, and commission fully integrated automation systems that connect field devices, control logic, and central monitoring platforms to ensure reliability, efficiency, and transparency across operations.

Our experienced automation engineers specialize in custom PLC programming, SCADA visualization, and real-time data integration — enabling seamless control of HVAC, chilled water, pumping, and utility systems.

We focus on modular, scalable architectures that support open communication protocols and future expansion, ensuring your system evolves with your facility’s needs.

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Our PLC & SCADA Capabilities

• Design and Engineering of PLC control panels and system architecture
• Programming & Configuration of major brands (Siemens, Beckhoff, Schneider, WAGO, etc.)
• SCADA System Development – dashboards, alarming, trending, and data logging
• Integration with BMS, EMS, and Field Instruments
• Commissioning, Testing, and Documentation
• Retrofit and Upgrade of Legacy Systems
• Remote Monitoring and Maintenance Support

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Why Choose Questech

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With a deep understanding of both mechanical systems and control logic, Questech bridges the gap between field engineering and digital control. Our PLC & SCADA solutions ensure operational continuity, optimized performance, and actionable insights — creating a foundation for smart, data-driven facilities.

From mechanical installations to intelligent control, Questech delivers reliability engineered for tomorrow.

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