testo 327-1 O2 is your introductory instrument to flue gas analysis. It measures combustion resistance, °C, O2, CO2 and flue draught. The strong LED background light in the 4 line display guarantees an easy-to-read display even if lighting conditions are unfavourable. The analyser stands out on account of its easy menu navigation and ergonomic housing as well as its durability.

Track Gas Leak Detector can detector mixture 5% Hydrogen (H2) + 95% Nitrogen (N) with extremely sensitivity. The unit is built in newly developed heated semi-conductor sensor and microprocessor control to provide reliable digital signal processing. Adjustable leak sensitivity level and 7 LED visual indicators also offer the users the ease and convenience of operations. Features:  Microprocessor control with advanced digital signal processing Multi color visual display High-Low leak sensitivity selector Low battery indication Semiconductor gas sensor Detection of Hydrogen   15” (39cm) flexible stainless probe Ambient concentration reset         Specifications:   Detectable Gases: 5% Hydrogen (H2) + 95% Nitrogen (N) Sensitivity: 5ppm; 2g/year Alarm Method: Buzzer alarm, LED bar Indicator Detection Tube Length: 15 inch (390mm) Warm-Up Time: 45 sec Battery: 1.5V AA x 4 Dimensions: 173 x 66 x 56mm Weight: 400g *The specifications are subjects to change without...