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ANALYSERS & INSTRUMENTS DEPT.

TUNNEL ROAD APPLICATION

I - GAS DETECTORSI I - OPACIMETERS

III - ANEMOMETERS

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VIEW OF OUR SCOPE OF SUPPLY IN TUNNEL

Ignitor's tube

Burner

Gas detector

Anemometers

Opacimeters/Dust monitors

Smoke detector

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TUNNEL DEPARTMENT

I- GAS DETECTOR

NOCOSTOP V2

I- NOCOSTOP VIEW OF THE PRODUCT

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OPERATING PRINCIPLE

NOCOSTOP V2 NOCOSTOP V2

Type

TechnologyElectrochemical Cell Electrochemical Cell

Type of measure

Continuously

In situ

Continuously

In sampling

Type of Gas measuredNO / CO / NO2

1 cell by gasNO / CO / NO2

1 cell by gas

Material ABS ABS

In samplingIn situ

TECHNICAL SPECIFICATIONS

OPASTOP

6

NOCOSTOP V2

Mechanical characteristics

Mechanical characteristics ABS Material (Stainless steel in option)

Housing protection IP65

Dimensions / Weight 127 x 150 x 80 mm / 500 g

Anti-water splash device Integrated

Particle filter Integrated

Metrological characteristics

Measuring range CO: 0 –100 to 300 ppm ; NO : 0-10 to 100 ppm ; NO2 : 0-1 to 10 ppm

Resolution CO and NO : 0,1 ppm ; NO2 : 0,05 ppm

Accuracy CO : 2 ppm ; NO : 0,2 ppm ; NO2 : 0,1 ppm

Lower detection limit CO : 1 ppm ; NO : 0,5 ppm ; NO2 : 0,2 ppm

Response time < 30 s

Expected lifetime > 3 years

Drift < 5% per year

Temperature range - 40°C to +65°C

ELECTRICAL CHARACTERISTICS

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Electrical characteristics

Power supply24 VDC +10/-15%

Power consumption 0,7 W without heating / 12 W with heating

Interfacing Compatible with RC3 communication console Communication by 4/20 mA connection

Fault warning Signal between 1 and 3 mA

WEIGHT, SIZE & DIMENSIONS

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Weight = 500 g

Electrical connection

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Designation of the cable conductors Use

Positive pole 24VDetector power supply 24VDC

(0,450 A when operating with heater)Negative pole 24V

Positive pole of 4-20mA loopCurrent loop outlet

(Toxic gas concentration)Negative pole of 4-20mA loop

Earth Earth for electrical protection and CEM

ACCESSORIES, OPTIONS, SERVICES

Display: LCD screen on front face

Extractive measure Adaptor for gas circulation

Maintenance LC3 console

Housing Stainless steel 304L

Calibration kit for maintenance

Services for testing, assistance with commissioning, annual, maintenance contract etc….

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VIEW OF FITTED PRODUCT

ELECTRICAL OUTPUT

12

Ear

th

+ 2

4 V

DC

- 24

VD

C+

4-2

0 m

A4-

20 m

A

PRODUCT MAINTENANCE

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I- Calibration of the equipment

I) + +

II- Replacement of the filter

+ +

MAIN ADVANTAGES

Easy start-up and maintenance

Simple calibration, without dismantling

One cabinet : possibility 3 cells thermo-regulated (1 per cabinet) Adjustable scale 0 à 300ppm of CO 0 à 100 ppm of NO 0 à 10 ppm of NO2

Protection IP65 Two possible configurations In-situ or extractive measuring

In situ version

Extractive version

Remote control

Calibration gas