NABL Accredited Digital Temperature Controller Calibration Services in Kolkata: NABL Accredited Precision Metrology

Comprehensive Service Offerings

Under our NABL scope, we offer specialized calibration for various configurations:

• Single Loop PID Controllers: Calibration of standard industrial controllers used for localized temperature regulation.

• Multi-Loop Process Controllers: Validation of complex units managing multiple thermal zones simultaneously.

• On/Off Controllers: Testing the switching accuracy and hysteresis of basic thermal control units.

• Temperature Switches: Precision calibration of set-points for safety-critical thermal cutoff switches.

• Programmable Profile Controllers: Calibration of controllers used for ramp-and-soak cycles in heat treatment and laboratory ovens.

• Integrated PLC Temperature Modules: Testing the thermal inputs of larger control systems used in automated manufacturing lines.

Types of NABL Temperature Calibration Services

Our service portfolio is designed to cover the entire lifecycle of your temperature sensors. We offer :

• At Vega Calibration and Validation Services LLP, we approach the calibration of digital temperature controllers (DTCs) as a core metrological requirement for industrial stability. As a Quality Manager with extensive experience in ISO/IEC 17025:2017 environments, I ensure that our procedures are not merely checking numbers but are validating the entire logic of your thermal control system.

• Our calibration process involves high-precision Multi-Product Calibrators and Reference Thermometers that provide ultra-stable simulation of RTD and Thermocouple signals.

• We characterize the controller's performance by testing its ability to interpret millivolt and resistance changes with absolute accuracy. This includes verifying the cold-junction compensation, offset parameters, and PID control logic.

Get in touch

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Phone

+91 91676 71931

Email

support@vegacalibrations.com

Industry Segments We Serve

Metallurgy and Heavy Engineering (Howrah & Hooghly Industrial Belt)

Howrah is traditionally known as the "Sheffield of the East," housing a massive concentration of foundries and heavy engineering units. Digital Temperature Controllers are essential here for monitoring and regulating furnace temperatures during metal casting and heat treatment processes. The primary use case involves ensuring the precise temperature profile of annealing ovens and blast furnaces to prevent metallurgical defects like brittle fractures or uneven hardness. In these high-vibration and dust-intensive environments, electronic drift in controllers is common. Vega Calibration provides the low-uncertainty calibration required to support these high-stakes metallurgical requirements. We verify the controller’s accuracy against simulated thermocouple inputs to ensure they provide precise feedback in the presence of intense industrial electrical noise. Our calibration ensures your facility maintains compliance with West Bengal Pollution Control Board (WBPCB) safety mandates and international quality standards like ISO 9001, ensuring every batch meets the mechanical properties expected by global clients.

Pharmaceuticals and Life Sciences (Kalyani & Salt Lake Sector V)

Kolkata and its satellite towns like Kalyani are vital hubs for pharmaceutical manufacturing and clinical research in Eastern India. In these highly controlled environments, maintaining precise temperature control in incubators, stability chambers, and autoclaves is fundamental to ensuring drug stability and preventing contamination. A primary use case for Digital Temperature Controllers here is the regulation of sterile environments where even a 0.5°C deviation can lead to catastrophic product batch failure or non-compliance during regulatory audits. Vega Calibration provides the technical soundness required through NABL-traceable calibration, ensuring that temperature control data meets the requirements of ISO 17025 and Schedule M standards. We ensure that your control systems are technically robust, protecting life-saving research and facilitating successful regulatory inspections by acting as your expert thought partner in thermal validation and audit-defense reporting, ensuring the highest standards of data integrity and pharmaceutical safety.

IT, Data Centers, and Smart Cities (Salt Lake Sector V & Rajarhat)

The modern skyline of Salt Lake Sector V features world-class IT parks and data centers that rely on sophisticated HVAC and cooling systems to manage global digital operations. The critical use case involves the use of Digital Temperature Controllers to regulate the cooling of server racks and high-voltage electrical rooms to prevent unplanned downtime and fire hazards. Inaccurate control can lead to equipment overheating or excessive energy waste, undermining the city's green building initiatives and corporate sustainability goals. Vega Calibration’s role is to calibrate these high-precision controllers to ensure they provide accurate feedback for preventative maintenance programs. We provide the documented accuracy needed to maintain prestigious environmental certifications like LEED and ensure the safety of critical infrastructure. Our services help facility managers maintain a sustainable balance between operational efficiency and occupant safety, providing reliable tools for managers to manage risks associated with thermal deviations in the high-load power systems of the Smart City.

Jute and Textile Manufacturing (Jagatdal & Budge Budge)

The traditional jute industry along the Hooghly river banks relies on Digital Temperature Controllers for monitoring heat-setting and drying processes in textile mills. The primary use case involves the non-contact temperature measurement and regulation of jute fiber during processing to ensure consistent quality and prevent fire hazards in high-dust environments. Inaccurate control readings can lead to fiber degradation or significant material waste during production, affecting the economic viability of the unit. Vega Calibration acts as a vital technical partner by providing NABL-traceable calibration for these sensors and controllers, accounting for the emissivity of organic fibers and the electrical interference of the looms. We ensure your controllers operate with the high-resolution accuracy needed to maintain process stability. Our detailed calibration certificates provide the documented evidence required for global textile quality standards, ensuring your facility remains technically sound and audit-ready despite the high-lint conditions of the mills, protecting your brand's reputation.

Industrial Use Cases

Food Processing and Cold Storage (Taratala & Kolkata Fringe)

The industrial areas surrounding Kolkata host significant food processing and cold storage units where maintaining sterile temperature ranges is a safety mandate under HACCP and FSSAI guidelines. The primary use case for Digital Temperature Controllers is the precise regulation of industrial freezers, pasteurizers, and cooking vessels to prevent cross-contamination and bacterial growth. Inaccurate temperature control can lead to biological risks and product spoilage, which is especially critical during Kolkata’s extremely humid monsoon months. Vega provides the low-uncertainty calibration required to support these high-stakes hygienic requirements. By providing technically sound calibration data, we help food processors manage the risks associated with thermal deviations, ensuring that every operation meets the rigorous quality benchmarks expected by both domestic consumers and global export standards. Our NABL-accredited certificates provide the documented accuracy needed to maintain brand reputation and satisfy health and safety audits by the FSSAI and international buyers.

Power Generation, Thermal Plants, and Electrical Substations (Kolaghat, Bakreswar & Titagarh)

West Bengal’s power generation infrastructure relies heavily on coal-fired thermal plants and high-capacity substations that operate under continuous thermal and electrical stress. Digital Temperature Controllers play a critical safety role in regulating boiler temperatures, turbine auxiliary systems, transformer oil cooling circuits, and high-voltage switchgear rooms. The primary use case involves preventing insulation failure, boiler tube rupture, and thermal runaway conditions that can cause forced outages or catastrophic asset damage. In environments characterized by coal dust, vibration, and high ambient humidity, temperature controllers are prone to gradual electronic drift and sensor degradation. Vega Calibration provides NABL-traceable calibration using precision simulators to validate controller accuracy under simulated operating conditions. Our services ensure compliance with CEA regulations, IS standards, and internal utility safety audits, helping power utilities present technically defensible thermal data during statutory inspections and insurance reviews.

Ports, Logistics, and Inland Container Depots (Kolkata Dock System & Dankuni)

Kolkata’s port and logistics infrastructure supports critical import-export operations where Digital Temperature Controllers are used in reefer container yards, warehouse HVAC systems, fuel handling facilities, and electrical substations. The key use case involves maintaining stable temperatures for temperature-sensitive cargo such as pharmaceuticals, chemicals, and food products while preventing overheating in electrical distribution systems. In riverine and coastal environments, moisture ingress and corrosion can impair controller accuracy and signal stability. Vega Calibration ensures these controllers are calibrated against traceable standards to detect even minor deviations that could compromise cargo integrity or electrical safety. Our NABL-accredited calibration certificates support compliance with customs audits, ISO 28000 supply chain security standards, and insurance requirements, ensuring uninterrupted logistics operations and protection of high-value goods.

Healthcare, Diagnostic Laboratories, and Medical Device Manufacturing (EM Bypass & New Town)

Kolkata’s expanding healthcare and diagnostic ecosystem relies on Digital Temperature Controllers to maintain life-critical environments in hospitals, pathology labs, and medical device manufacturing units. These controllers are used in CSSD sterilizers, blood banks, vaccine storage units, IVF laboratories, and controlled cleanroom environments. The primary use case involves ensuring validated thermal conditions for sterilization cycles and cold-chain integrity, where even slight temperature deviations can pose serious patient safety risks or result in regulatory non-compliance. Vega Calibration provides NABL-accredited calibration to ensure traceable, audit-ready temperature control data. Our services support compliance with NABH, CDSCO, and biomedical safety guidelines, helping healthcare institutions pass inspections with confidence while safeguarding patient outcomes and institutional credibility.

Compliance & Audit Requirements

In industrially advanced landscape, data integrity for temperature measurement is the key to passing inspections:

• WBPCB (West Bengal Pollution Control Board): Mandatory compliance for monitoring thermal emissions and industrial safety.

• ISO/IEC 17025:2017: The foundational requirement for laboratory competence. Our NABL accreditation ensures universal acceptance of your reports.

• CDSCO & FDA Standards: For pharmaceutical and food clients, ensuring that Digital Temperature Controllers used in clinical or production environments are calibrated and traceable.

• Factory Act, 1948: Requires industries to maintain a safe working environment with periodic thermal safety checks on control systems.

Why Vega is Your Trusted Calibration Partner

At Vega, we don't just act as a vendor, we act as an extension of your Quality Assurance team.

• Regional Logistics Support: We offer express pickup and delivery services for sensitive instruments across Howrah, Salt Lake, Rajarhat, and Taratala.

• ISO/IEC 17025:2017 Compliance: As your Quality Manager partner, we ensure all certificates meet the most stringent technical requirements for uncertainty budgets.

• State-of-the-Art Technology: We utilize the latest multiproduct calibrators and reference probes to ensure your digital temperature controllers are calibrated with the highest resolution.

• Technical Expertise: We don't just provide numbers; we offer the technical knowledge to help you resolve non-conformities during your audit preparation.

Frequently Asked Questions (FAQs)

Q: Why does my temperature controller show an error despite a new sensor?

A:This is often due to Cold Junction Compensation (CJC) errors or improper calibration of the controller's internal millivolt interpretation. Our NABL calibration process verifies the electronic integrity of the controller itself, ensuring it accurately translates the sensor's signal into a temperature reading.

Q: How often should I calibrate the controllers in my pharma warehouse in Salt Lake?

A: Given the regulatory oversight of CDSCO and WHO-GMP, we recommend an annual calibration cycle. However, for critical stability chambers, a 6-month interval is technically sound to prevent drift-related non-conformities.

Q: How often should I calibrate the controllers in my Pharmaceutical Warehouse?

A: For safety-critical petrochemical processes, we recommend a 6-month calibration cycle. Environmental factors like chemical vapors and salt air can accelerate electronic drift, potentially leading to process non-conformities during safety audits.

Q: Why do my temperature readings fluctuate even when the process is stable?

A: This is usually due to electrical noise, loose terminals, or sensor drift. During NABL calibration, we check signal stability and terminal integrity to ensure consistent and reliable readings.

"Vega’s expertise in Digital Temperature Controller calibration was vital for our safety compliance in Howrah. Their NABL certificates are technically robust and were specifically praised during our WBPCB safety audit." — HSE Manager, Leading Engineering Foundry.

"We rely on Vega for our controller calibrations in Salt Lake Sector V. Their understanding of emissivity and electrical safety requirements is world-class and has significantly improved our audit readiness." — Quality Lead, Global Technology Hub.

"The turnaround time for our thermal controllers in Kalyani was impressive. Vega’s service kept our pharmaceutical production data accurate and our infrastructure safe." — Facilities Manager, Major Pharma Unit.

Customer Testimonials