Testo Flue Gas Analyser Service & Calibration Package usb "name": "Do these O-rings replace

"name": "Do these O-rings replace the one inside the chuck of the core removal tool

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the Testo 0628 7503 is designed for permanent installation at a measuring location for long-term monitoring

"name": "What is the maximum temperature this probe can handle

Testo Flue Gas Analyser Service & Calibration Package usb "name": "Do these O-rings replaceThis send in service and calibration package is for Australian HVAC and refrigeration technicians who rely on their Testo flue gas analysers. It ensures your instrument continues to provide accurate, trustworthy readings for oxygen (O2) and carbon monoxide (CO), which is critical for safety, efficiency, and meeting Australian standards. Regular, traceable calibration isn't just a recommendation; it's a requirement for many compliance regimes. With