The professional and compact high-pressure measuring instrument testo 549i can be controlled via the testo Smart Probes App with your smartphone or tablet and is ideal for servicing and troubleshooting air conditioning and refrigeration systems. The app also allows for automatic calculation of evaporation and condensation temperatures. · Accuracy: ±0.5% F.S. · Resolution: 0.01 bar · Probe connection: 7/16" - UNF · Overload rel. (high pressure) +65 bar · Scope of delivery: testo 549i high-pressure measuring instrument with smartphone operation, incl. batteries and calibration protocol
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