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Welcome to our Frequently Asked Questions Page - answers to all your temperature, thermometer and calibration questions.


  • What is the best thermometer to buy from Techris Systems?

    When it comes to food safety and temperature control, choosing the right digital food thermometer is essential. At Techris Systems Ireland, we stock a wide range of calibrated food thermometers, designed for restaurants, catering kitchens, HACCP compliance, and cold chain monitoring.


    But with so many thermometer options available, how do you choose the best one for your needs?


    Choosing the Right Food Thermometer?


    The best thermometer for you depends on several key factors:


    Application: Are you checking cooked food, chilled storage, or ambient environments?


    Environment: Will it be used in a commercial kitchen, cold room, delivery van, or food production area?


    Temperature range and accuracy: Do you need high-accuracy readings for HACCP logs?


    Design and usability: Do you prefer pocket-sized, folding, or multi-channel options?


    Our Most Popular Food Thermometer Types:

    Plug-in probe thermometers – ideal for kitchens and food prep


    Folding (fold-away) thermometers – compact, safe, and easy to store


    Pocket thermometers – perfect for quick checks on the go


    Multi-channel thermometers – for monitoring multiple points at once


    Coolbox thermometers – great for mobile food transport


    Fridge and freezer thermometers – essential for cold storage and HACCP logs


    Each model is carefully selected for its accuracy, durability, and ease of use, making them suitable for professional food industry environments.


    Need Help Choosing the Best Thermometer for HACCP or Food & Catering Use?

    Our experienced team can help you choose the best thermometer for your restaurant, catering business, food transport, or processing facility. We’ll advise on models, temperature ranges, and compliance needs — ensuring you select a product that’s right for your specific use.



    A big plus when you choose to buy a thermometer from Techris Systems is that all our thermometers are automatically supplied with a calibration certificate traceable to National Standards  at no extra cost - that's guaranteed!


    Call us on 087-3447667 or 042-9743150

    Email us on sales@techrissystems.com

    Browse our range


    Visit our Blog - for expert tips on thermometer calibration and food safety compliance in Ireland



  • What is HACCP? A Guide for Food Safety in Ireland

    HACCP stands for Hazard Analysis and Critical Control Point — a systematic preventive approach to food safety that is mandatory for all food businesses in Ireland. It involves identifying, evaluating, and controlling hazards throughout the food production and handling process to ensure the food you serve is safe to eat.


    Why is HACCP Important for Your Food Business?

    HACCP procedures are designed to prevent contamination and foodborne illnesses by managing critical control points such as cooking, cooling, and storage temperatures. Compliance with HACCP regulations is not only a legal requirement but also key to maintaining customer trust and passing food safety audits.


    How Do Food Thermometers Support Your HACCP Plan?

    At Techris Systems Ireland, we supply a wide range of calibrated food thermometers specifically designed to help you meet your HACCP requirements. Using a reliable, accurate thermometer is essential for:


    -Monitoring cooking temperatures to ensure pathogens are destroyed


    -Check chilling and freezing temperatures to prevent bacterial growth


    -Maintaining temperature logs required for audits and compliance


    Supporting HACCP documentation with Calibration Certficates Traceable To National Standards.


    Our HACCP Compliant Thermomters:

    Our range includes digital probe thermometers, folding thermometers, fridge/freezer thermometers, and data loggers — all supplied with free calibration certficates traceable to National Stanards to guarantee accuracy and compliance.


    Need Help Implementing HACCP?

    Our expert team at Techris Systems Ireland can guide you through choosing the right thermometers and instrumentation to build a robust HACCP plan tailored to your food business.


    Call us today for advice or to request a quote on HACCP-compliant thermometers.


  • Is a Calibration Certificate Necessary when Purchasing a Thermometer? How Often Should Calibration be Done?

    When purchasing a digital thermometer or data logger, many businesses ask: Is a calibration certificate necessary? And how often should calibration be updated?


    The answer largely depends on your industry regulations and quality standards. For many sectors — including food safety, pharmaceutical, and chemical industries in Ireland — having a current calibration certificate is mandatory to demonstrate accuracy and compliance.


    Why is a Calibration Certficate Important?

    A calibration certificate provides official documentation that your instrument has been tested against nationally recognised standards to ensure accuracy and reliability. In Ireland, calibration certificates traceable to National Standards give you confidence that your measurements meet required tolerances.


    Many food safety and pharmaceutical applications require calibration certificates to be renewed at least annually to maintain compliance with HACCP, GMP, ISO, and other regulatory guidelines.


    How often should I calibrate my Thermometer or Data Logger?

    Annual calibration is standard for most food and pharma applications. Some critical processes or high-accuracy requirements may call for more frequent calibration.


    Environmental factors, instrument usage, and manufacturer recommendations can also influence calibration frequency.


    Our team at Techris Systems can help you determine the optimal calibration schedule for your specific application.


    Calibration Certificates Included with All New Thermometers and Data Loggers

    At Techris Systems Ireland, every new thermometer and data logger comes with a free calibration certificate traceable to National Standards — included in the price. Our calibration lab uses the latest high-precision reference equipment to provide comprehensive, compliant calibration services you can trust.


    With over 35 years of experience in instrumentation and calibration, our dedicated team offers expert advice tailored to your business needs, ensuring you meet all relevant regulatory and quality standards.


    Need Help with Calibration or Choosing the Right Instrument?

    For a free consultation, call us on 042 9743150 or email sales@techrissystems.com. Alternatively, fill out our contact form

     and a member of our team will call you back promptly.


    Further Reading: Check out our guest blog: 

    Tips on Accurately Measuring Temperature for expert insgihts on maintaining temperature accuracy and compliance.

  • Do you calibrate any make or model of thermometer or data logger?

    At Techris Systems Ireland, we provide comprehensive calibration services for all makes and models of digital thermometers, food and catering thermometers, and data loggers.


    No matter the brand or model you own, we will issue a calibration certificate traceable to National Standards, ensuring your instruments meet stringent accuracy requirements for your industry.


    Custom Calibration Certificates Available:

    We also offer custom calibration certificates at specified temperature points tailored to your unique process or compliance needs. This flexibility is ideal for businesses requiring calibration at critical temperatures outside standard ranges.


    Why Choose Techris Systems for Calibration?


    -Calibration for all brands and models


    - Calibration certificates Traceable to National Standards 


    -Fast turnaround with expert technical support


    -35+ Years Experience in the Food, Catering Restaurant industries


    -Suitable for HACCP and other compliance standards




    For further information on HACCP please see the Food Safety Authority of Ireland’s website for HACCP Your Food Safety Management Systems.




  • What is the difference between non contact infra red thermometers and contact thermometers?

    At Techris Systems Ireland, we often get asked about the key differences between non-contact infrared (IR) thermometers and contact thermometers — two common types of temperature measurement tools used across the food, pharmaceutical, and industrial sectors.


    Understanding these differences is crucial in choosing the right thermometer for your specific application, ensuring accurate, reliable temperature readings that comply with industry standards.


    Contact thermometers require physical touch with the surface or product being measured. Common examples include probe thermometers, folding thermometers, and data loggers with sensors.


    Non-contact IR thermometers measure surface temperature remotely by detecting infrared radiation emitted from objects. They do not need to touch the item, allowing for faster and safer temperature checks.


    Learn More from Techris Systems

    For a detailed comparison and expert guidance, visit our comprehensive guide here:


    https://www.techrissystems.com/non-contact-vs-contact-temperature-measurement

  • Useful Links For Food Safety and Temperature Measurement

    At Techris Systems Ireland, we’re committed to supporting your food safety and temperature monitoring needs. Below are some important resources to help you stay informed and compliant with industry standards in Ireland.


    Food Safety Authority of Ireland: 

    The FSAI provides comprehensive guidance on food safety regulations, HACCP compliance, and best practices for food businesses across Ireland. Stay up to date with the latest legislation and safety alerts. Visit the Food Safety Authority of Ireland


    Tips on Accurately Measuring Temperature:

    Accurate temperature measurement is critical for food safety and compliance. Our expert tips help you understand best practices for using thermometers, calibrating instruments, and maintaining temperature logs. Read Tips on Accurately Measuring Temperature


    Contact your Local Environmental Health Officer:

    Environmental Health Officers play a vital role in enforcing food safety laws and offering advice to food businesses. Find out how to get in touch with your local EHO for support and inspections. Contact your local Environmental Health Officer