The testo 340 flue gas analyser is a high-performance emissions monitoring tool designed for industrial applications. Equipped with an O₂ sensor, an integrated flow and pressure difference measurement feature, and a calibration protocol, it delivers precise and adaptable flue gas analysis. The ability to add up to four gas sensors makes it suitable for a variety of industrial environments, ensuring reliable performance in high gas concentration conditions.

The testo 350 Analysis Box is an MCERTS-certified, high-performance exhaust gas analyser designed for industrial emissions monitoring in demanding conditions. It supports up to six gas sensors, enabling precise measurements. The Analysis Box can be operated via the testo 350 Control Unit (sold separately), PC software, or remotely via Bluetooth or USB, making it ideal for complex industrial applications. (Able to be fitted with new O2 LongLife sensor).

This upgrade sensor enables NO measurement in the flue gas and activates the measurement parameter in the flue gas analyser. You can insert the sensor into the measuring instrument effortlessly yourself.

NO retrofit sensor

NO Upgrade Sensor

Equip your flue gas analyzer with an additional measurement parameter. This upgrade sensor enables NO measurement in the flue gas and ensures activation of the measurement parameter in the flue gas analyser. Particularly practical: you can insert the precalibrated sensor into the compatible measuring instrument effortlessly yourself.

Flue gas NO	Measuring range 0 to 4000 ppm
Flue gas NO	Resolution 1 ppm

General technical data	Weight 18 g
	Dimensions 40 x 30 x 30 mm (LxWxH)
	Product colour black/orange

NO Upgrade Sensor

NO Upgrade Sensor

Flue gas NO

Flue gas NO

General technical data

General technical data