PROFIBUS
PROFIBUS is a fieldbus communication standard used to connect field devices and control systems across industrial plants.
Visibility (K-value)
Visibility (K-value): 0 ... 15 km⁻¹ / 0 ... 5,000 km⁻¹
Temperature: -50 ... +250 °C
–30 °C ... +55 °C
The VICOTEC450 draws air from inside the tunnel and determines the visibility with a high level of accuracy using scattered light technology. It regularly and automatically carries out a functional test including the function of the laser and receiver as well as the contamination of the optics. Maintenance requirements for cleaning and filter exchange are automatically registered and signaled in time by the VICOTEC450 due to contamination check and measurement of the air flow rate (optional).
Visibility monitoring in tunnels for ventilation control
Smoke detection in tunnels
Device properties:
Regular functional test with contamination measurement
Linearity test can be carried out with filter set
Internal purge air for long intervals between cleaning
Maintenance signal (filter and cleaning)
Logbook function
Extendable with various interfaces or I/O modules
Very reliable operation due to full self-test
Cost-effective and fast commissioning (no optical alignment required on site)
Flexible electrical integration thanks to the easy connection of additional interfaces or I/O modules
Specialized products
Technical excellence
Simplicity
Variable
Standard products
Technical excellence
Simplicity
Specialized products
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity |
|---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
Visibility Measurement System
| EN | |||
|
01/01/2025
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Language: |
English |
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Version: |
01/01/2025 |
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File size: |
5.9 MB |
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File name: |
8029835_AE00_OI_VICOTEC450_en_V2-3_2014-06_EHS.pdf |
for non-Ex analyzer devices
(multi-lingual, also in DE, BG, CS, DA, EL, ES, ET, FI, FR, HR, HU, IT,
LT, LV, NL, NO, PL, PT, RO, RU, SK, SL, SV)
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Language: |
English |
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Version: |
01/01/2025 |
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File size: |
2.4 MB |
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File name: |
8030257_XA_Safety_Information_non-Ex_ml_V1-0_2016-06_WEB.pdf |
Adaptation of measured visibility values in tunnels with LED lighting
(multi-lingual, also in DE, ES, FR, IT, PT, RU, ZH)
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Language: |
English |
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Version: |
01/01/2025 |
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File size: |
947.2 KB |
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File name: |
8030741_AE00_SD_Visibility_Measurement_ml_V1-1_2019-01_EHS.pdf |
An overview brochure about traffic and tunnel sensor, their
development during the last 60 years, the main applications in front
and within a tunnel as well as the measuring devices at a glance
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Language: |
English |
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Version: |
01/04/2026 |
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File size: |
8.1 MB |
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File name: |
8029977_CP_Traffic_Sensors_en_V2-1_2026.04_EHS.pdf |
道路およびトンネルのセンサに関する概要パンフレットであり、過
去60年間の開発の経緯、トンネルの前方および内部での主な用途、
そして測定装置の一覧が紹介されています。
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Language: |
Japanese |
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Version: |
09/10/2025 |
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File size: |
5.1 MB |
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File name: |
CP01598CJA_0125_Traffic_Sensors_LowRes.pdf |
Broad portfolio and long-standing experience
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Language: |
English |
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Version: |
21/05/2026 |
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File size: |
4.9 MB |
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File name: |
8029975_CP_Emission_Monitoring_Solutions_en_V4-3_2026.05_EHS_WEB.pdf |
Soluzioni per il monitoraggio delle
emissioni
Ampio portfolio e vasta esperienza
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Language: |
Italian |
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Version: |
27/05/2025 |
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File size: |
4.5 MB |
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File name: |
CP01596C16IT01.25-00.pdf |
Breites Portfolio und langjährige
Erfahrung in Gasanalyse und
Durchflussmessung
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Language: |
German |
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Version: |
25/03/2026 |
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File size: |
4.8 MB |
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File name: |
CP01596C_Loesungen zur Emissionsueberwachung_web.pdf |
排出ガス監視、測定原理と技術、国際的な要件とサービス、選択ガイド、そして測定装置の一覧をまとめたパンフレット
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Language: |
Japanese |
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Version: |
24/09/2025 |
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File size: |
3.3 MB |
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File name: |
CP01596CJA_0125_0226_Emission_Monitoring_Solutions_mail.pdf |
Lösungen für die Verkehrs-
und Tunnelsicherheit
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Language: |
German |
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Version: |
25/03/2026 |
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File size: |
3.8 MB |
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File name: |
CP01598C_Verkehrssensoren_web_01-25.pdf |