Hydrogen sulphide detectorHS-7A/HS-7A-S

Specific sensor developed for measuring hydrogen sulphide

Incorporates a constant potential electrolytic type sensor, enabling hydrogen sulphide to be accurately measured.

* The HS-7A-S comes with a 5 m sensor cord.

Slim / Compact and lightweight, only 110g
Simple auto zero calibration procedure
Explosion proof
Low power consumption

Hydrogen sulphide detector　HS-7A/HS-7A-S

*The products may not be sold depending on countries and regions.

Specifications

Measurement range	0 - 30.0ppm (enhanced range : 30.1 - 50.0ppm)
Measurement method	Controlled potential electrolysis method
Sampling method	Diffusion
Indicating accuracy	+/- 5% of full scale at time of calibration
Display	Digital LCD
Explosion proof	Certified by Japan Ministry of Health, Labour and Welfare (Class Ex ia ⅡC T3 Ga / Certification No.TC22880)
Operating Temperature / Humidity range	Temperature : -10 - 40 ℃ Relative humidity : 30 - 90 %RH
Power source	One AAA alkaline battery provides about 3500 hours of operation (when no alarm signal is emitted)
Dimensions	48(W) x 37(D) x 105(H) mm
Weight	110g