Test gas can 2,2 Vol.% methane – 372006

Gas measurement & warning instrument Explosion-proof & compact handheld gas measurement instrument as diffusion device. It can be used for up to 5 combustible and toxic gases as well as oxygen and comes in an extremely rugged 2C synthetic housing with 3 alkaline manganese primary cells. Up to 3 gas sensors can be installed (Ex/Ox/Tox). Assembly is based on customer requirements. Moreover, a pressure sensor can be installed. The instrument can be equipped with an optional secondary cell and/or optional pump. Operating time > 20 hours (depending on type & number of installed sensors and ambient conditions, w/o illumination) Measurement ranges are subject to sensor assembly Dimensions: 136 x 78 x 43 mm Weight: approx. 350 g Explosion-proof measurement instrument, marking: II 2G Ex ib db IIB T4 Gb BVS 17 ATEX E 043 X Temperature range: -20°C <= Ta <= +50°C

OLLI INMETRO gas measurement & warning instrument Explosion-proof & compact handheld gas measurement instrument as diffusion device. It can be used for up to 5 combustible and toxic gases as well as oxygen and comes in an extremely rugged 2C synthetic housing with a Li-Ion rechargeable battery. Up to 3 gas sensors can be installed (Ex/Ox/Tox). Assembly is based on customer requirements. Moreover, a pressure sensor can be installed. The instrument can be equipped with an optional pump. Operating time > 50 hours (depending on type & number of installed sensors and ambient conditions, w/o illumination) Measurement ranges are subject to sensor assembly Dimensions: 136 x 78 x 43 mm Weight: approx. 350 g Explosion-proof measurement instrument Applied Brazilian standards: ABNT NBR IEC 60079-0 ABNT NBR IEC 60079-1 ABNT NBR IEC 60079-11 Marking: Ex db ib IIB T4 Gb Certificates: DNV 22.0010 X Temperature range: -20°C <= Ta <= +50°C

Gas measurement & warning instrument Explosion-proof & compact handheld gas measurement instrument as diffusion device. It can be used for up to 5 combustible and toxic gases as well as oxygen and comes in an extremely rugged 2C synthetic housing with a Li-Ion rechargeable battery. Up to 3 gas sensors can be installed (Ex/Ox/Tox). Assembly is based on customer requirements. Moreover, a pressure sensor can be installed. The instrument can be equipped with an optional pump. Operating time > 50 hours (depending on type & number of installed sensors and ambient conditions, w/o illumination) Measurement ranges are subject to sensor assembly Dimensions: 136 x 78 x 43 mm Weight: approx. 350 g Explosion-proof measurement instrument (active & passive) Measuring function certified for methane (CH4), propane (C3H8), oxygen (O2), carbon monoxide (CO), carbon dioxide (CO2), hydrogen sulfide (H2S) according to the following standards: EN 60079-29-1 EN 50104 EN 45544-1 EN 45544-3 Marking: II 2G Ex ib db IIB T4 Gb (EU-)type examination certificates: BVS 17 ATEX E 043 X TÜV 21 ATEX 8596 X TÜV 21 PTG 7001 X 968/FSP 1940.05/21 Temperature range: -20°C <= Ta <= +50°C

OLLI gas measurement & warning instrument Explosion-proof & compact handheld gas measurement instrument as diffusion device. It can be used for up to 5 combustible and toxic gases as well as oxygen and comes in an extremely rugged 2C synthetic housing with a Li-Ion rechargeable battery. Up to 3 gas sensors can be installed (Ex/Ox/Tox). Assembly is based on customer requirements. Moreover, a pressure sensor can be installed. The instrument can be equipped with an optional pump. Operating time > 50 hours (depending on type & number of installed sensors and ambient conditions, w/o illumination) Measurement ranges are subject to sensor assembly Dimensions: 136 x 78 x 43 mm Weight: approx. 350 g Explosion-proof measurement instrument (active & passive) Measuring function certified for methane (CH4), propane (C3H8), oxygen (O2), carbon monoxide (CO), carbon dioxide (CO2), hydrogen sulfide (H2S) according to the following European standards: EN 60079-29-1 EN 50104 EN 45544-1 EN 45544-3 Applied Brazilian standards: ABNT NBR IEC 60079-0 ABNT NBR IEC 60079-1 ABNT NBR IEC 60079-11 Marking: Ex db ib IIB T4 Gb Certificates: DNV 22.0010 X Temperature range: -20°C <= Ta <= +50°C

methane/propane and toxic gases Detect – Warn – Measure Rugged, explosion proofed measurement instrument with internal membranpump and reachargeable NiMH- battery. operating time: depending on application and backlight Application in accordance with DVGW G 465-4: – Enclosed space testing – Above ground inspection – Confined space entry – Building inspection – Bar hole testing – Purging gas purity Measurement ranges: – methane ppm, LEL, Vol.% – carbon dioxide 0 – 5 Vol.% / 0 – 100 Vol.% CO2 – propane ppm, LEL, Vol.% (optional) – oxygen 0 – 25 Vol.% O2 (optional) – carbon monoxide 0 – 500 ppm CO (optional) – hydrogen sulphide 0 – 100 ppm H2S (optional) – pressure measurement 0 – 2.000 hPa (optional) – flow speed measurement (optional) Dimensions: 200 x 100 x 87 mm Weight: approx. 1250 g Explosion proofed instrument: Sign: II 2G Ex ib d IIB T3/T4 Gb BVS 09 ATEX E 079 X Temperature range: -10°C <= Ta <= +40°C

methane and toxic gases Detect – Warn – Measure – Analyse Rugged, explosion proofed measurement instrument with internal membranpump and reachargeable NiMH- battery. Operating time: depending on application and backlight Application in accordance with DVGW G 465-4: – Enclosed space testing – Above ground inspection – Confined space entry – Building inspection – Bar hole testing – Purging gas purity – Ethane analysis Measurement ranges: – methane ppm, LEL, Vol.% – carbon dioxide 0 – 5 Vol.% / 0 – 100 Vol.% CO2 – oxygen 0 – 25 Vol.% O2 (optional) – carbon monoxide 0 – 500 ppm CO (optional) – hydrogen sulphide 0 – 100 ppm H2S (optional) – pressure measurement 0 – 2.000 hPa (optional) Dimensions: 200 x 100 x 87 mm Weight: approx. 1250 g Explosion proofed instrument: Sign: II 2G Ex ib d IIB T3/T4 Gb BVS 09 ATEX E 079 X Temperature range: -10°C <= Ta <= +40°C

GOLIATH RN without Ethane analysis methane/propane and toxic gases Detect – Measure Rugged, explosion proofed measurement instrument with internal membranpump and reachargeable NiMH- battery. Operating time: depending on application and backlight Application in accordance with DVGW G 465-4: – Enclosed space testing – Above ground inspection – Building inspection – Bar hole testing – Purging gas purity Measurement ranges: – methane ppm, Vol.% – carbon dioxide 0 – 5 Vol.% / 0 – 100 Vol.% CO2 – propane ppm, Vol.% (optional) – oxygen 0 – 25 Vol.% O2 (optional) – carbon monoxide 0 – 500 ppm CO (optional) – flow speed measurement (optional) Dimensions: 200 x 100 x 87 mm Weight: approx. 1250 g Explosion proofed instrument: Sign: II 2G Ex ib d IIB T3/T4 Gb BVS 09 ATEX E 079 X Temperature range: -10°C <= Ta <= +40°C

GOLIATH RN with Ethane analysis methane and toxic gases Detect – Measure – Analyse Rugged, explosion proofed measurement instrument with internal membranpump and reachargeable NiMH- battery. Operating time: depending on application and backlight Application in accordance with DVGW G 465-4: – Enclosed space testing – Above ground inspection – Building inspection – Bar hole testing – Purging gas purity – Ethane analysis Measurement ranges: – methane ppm, Vol.% – carbon dioxide 0 – 5 Vol.% / 0 – 100 Vol.% CO2 – oxygen 0 – 25 Vol.% O2 (optional) – carbon monoxide 0 – 500 ppm CO (optional) Dimensions: 200 x 100 x 87 mm Weight: approx. 1250 g Explosion proofed instrument: Sign: II 2G Ex ib d IIB T3/T4 Gb BVS 09 ATEX E 079 X Temperature range: -10°C <= Ta <= +40°C

GOLIATH RB methane/propane and toxic gases Warn – Measure Rugged, explosion proofed measurement instrument with internal membranpump and reachargeable NiMH- battery. operating time: depending on application and backlight Application in accordance with DVGW G 465-4: – Confined space entry – Bar hole testing – Purging gas purity Measurement ranges: – methane LEL, Vol.% – carbon dioxide 0 – 5 Vol.% / 0 – 20 Vol.% CO2 – propane LEL, Vol.% (optional) – oxygen 0 – 25 Vol.% O2 (optional) – carbon monoxide 0 – 500 ppm CO (optional) – hydrogen sulphide 0 – 100 ppm H2S (optional) – flow speed measurement (optional) Dimensions: 200 x 100 x 87 mm Weight: approx. 1250 g Explosion proofed instrument: Sign: II 2G Ex ib d IIB T3/T4 Gb BVS 09 ATEX E 079 X Temperature range: -10°C <= Ta <= +40°C

GOLIATH Localisation LOC methane/propane and toxic gases Measure Rugged, explosion proofed measurement instrument with internal membranpump and reachargeable NiMH- battery. Operating time: depending on application and backlight Application in accordance with DVGW G 465-4: – Purging gas purity – Bar hole testing Measurement ranges: – methane Vol.% – carbon dioxide 0 – 5 Vol.% / 0 – 20 Vol.% CO2 – propane Vol.% (optional) – oxygen 0 – 25 Vol.% O2 (optional) Dimensions: 200 x 100 x 87 mm weight: approx. 1250 g Explosion proofed instrument: Sign: II 2G Ex ib d IIB T3/T4 Gb BVS 09 ATEX E 079 X Temperature range: -10°C <= Ta <= +40°C