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 H<sub>2</sub>S measurement in the flue gas and activates the measurement parameter in the flue gas analyzer.

H2S retrofit sensor

H2S Upgrade Sensor

Equip your flue gas analyzer with an additional measurement parameter. This upgrade sensor enables H<sub>2</sub>S measurement in the flue gas and ensures activation of the measurement parameter in the flue gas analyzer. Particularly practical: you can insert the precalibrated sensor into the compatible measuring instrument effortlessly yourself.

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Flue gas H₂S	Measuring range 0 to 200 ppm
Flue gas H₂S	Resolution 0.1 ppm

General technical data	Weight 18 g
	Dimensions 40 x 30 x 30 mm (LxWxH)
	Product-/housing material Plastic
	Product colour grey; blue

H2S Upgrade Sensor

H2S Upgrade Sensor

Flue gas H₂S

Flue gas H₂S

General technical data

General technical data