The testo 320 basic features all the essential functions for carrying out flue gas analysis on domestic heating systems, including flue draught, pressure measurements, and differential temperature measurement. The flue gas analyser is easy to use with its full colour graphic display featuring a user-friendly menu guidance. The analyser measures both O2 and CO (4,000ppm sensor fitted as standard) and can also display calculated parameters such as combustion ratio, CO2, etc. The testo 320 basic features all the essential functions for carrying out flue gas analysis on domestic heating systems, including flue draught, pressure measurements, and differential temperature measurement. The flue gas analyser is easy to use with its full colour graphic display featuring a user-friendly menu guidance. The analyser measures both O2 and CO (4,000ppm sensor fitted as standard) and can also display calculated parameters such as combustion ratio, CO2, etc.

Standard kit features include : * 4,000ppm CO sensor with automatic pump shut off to help prevent saturation. *10 user selectable fuels *rechargable Li-ion battery *tightness and let-by pressure test routines included in menu (requires pressure connection adaptor) *Flow and return temperature measurement (using additional accessory probes) *Soft carry case with shoulder strapx *Independently tested according to EN 50379 Parts 1-3 Delivery Scope testo 320B Flue Gas Analyser, rechargeable battery and calibration protocol, Flue Gas Probe (180mm x 6mm diameter), Soft carry case with shoulder strap, AC/USB power supply.