de Glossar
SIGRIST-PHOTOMETER AG at Swiss Tunnel Congress in Lucerne
From June 10 to 12 the latest Swiss Tunnel Congress took place in Lucerne. Over 750 participants of totally 14 countries received an in-depth view of the capabilities of the Swiss tunnel industry. A series of technical presentations, excursions to current tunnel construction sites as well as an exhibition created a valuable meeting point for the industry audience.
FireGuard
The FireGuard measures the scattered light intensity in tunnels with scattering angle, measuring range, response threshold and signal processing being optimized for smoke and fire detection. Air sample is fed through the measuring cell without the use of
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VisGuard Extractive
The VisGuard measures the scattered light intensity of a sample drawn into the instrument. Filtered purge air is fed through the flow cell, thus enveloping the sample in a protective shroud of clean air. This effectively keeps the optics clean. Installati
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VisGuard Extractive
The VisGuard measures the scattered light intensity of a sample drawn into the instrument. Filtered purge air is fed through the flow cell, thus enveloping the sample in a protective shroud of clean air. This effectively keeps the optics clean. Installati
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VisGuard In-situ
The VisGuard measures the scattered light intensity of a sample drawn into the instrument. Filtered purge air is fed through the flow cell, thus enveloping the sample in a protective shroud of clean air. This effectively keeps the optics clean. Installati
More Info
VisGuard In-situ
The VisGuard measures the scattered light intensity of a sample drawn into the instrument. Filtered purge air is fed through the flow cell, thus enveloping the sample in a protective shroud of clean air. This effectively keeps the optics clean. Installati
More Info

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René Gehri
Water, Beverages & Food, Industrial Processes
Florian Bodmer

Contact headquarters

Felix Joller
Sales Manager ScrubberGuard
Öffnungszeiten:
Montag–Freitag 08:00–12:00 und 13:30–17:00
Feiertage & Betriebsferien:
Ostern: 07.–10. April 2023, Auffahrt: 18. Mai 2023, Pfingstmontag: 29. Mai 2023, Fronleichnam: 08. Juni 2023, Bundesfeiertag: 01. August 2023, Maria Himmelfahrt: 15. August 2023, Allerheiligen: 01. November 2023, Maria Empfängnis: 08. Dezember 2023, Betriebsferien: 23. Dezember 2023 – 02. Januar 2024
Opening hours:
Monday–Friday 08:00am–12:00pm und 1:30pm–5:00pm
Public & company holidays:
Easter: 07.–10. April 2023, Ascension Day: 18. May 2023, Whit Monday: 29. May 2023, Corpus Christi: 08. June 2023, Federal Holiday: 01. August 2023, Assumption Day: 15. August 2023, All Saints Day: 01. November 2023, Conception of Mary: 08. December 2023, Company holidays: 23. December 2023 – 02. January 2024