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Capteur pour mesure de visibilité

The EEx Sentry Visibility Sensor was designed for high performance in hazardous environments at petrochemical production or refining facilities. The ATEX Zone 1 rated housing and offshore marine-grade sheathed cables insure all-weather performance to monitor changes in visibility due to rain, snow, fog, smoke, and dust. Key Features: ATEX Zone 1 hazardous area Ruggedized package […]

  • SKU : E-xxx-SVS1-EEX
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The EEx Sentry Visibility Sensor was designed for high performance in hazardous environments at petrochemical production or refining facilities. The ATEX Zone 1 rated housing and offshore marine-grade sheathed cables insure all-weather performance to monitor changes in visibility due to rain, snow, fog, smoke, and dust.

Key Features:

  • ATEX Zone 1 hazardous area
  • Ruggedized package
  • 8 km (5 mile) visibility range
  • Forward scatter measurement technique
  • Ice-resistant “look down” geometry
  • Flexible output options
  • Simple installation and maintenance

Sensor Specifications
Performance

Range:

Accuracy:

Time Constant:

Scatter Angle:

Source:

Outputs:

15 m to 8 km

+/- 10% RMSE

60 sec

42 deg nominal

880 nm LED

0-10 VDC analog standard

0-5 VDC analog optional

Output Control Board optional with:

4-20 ma, 4-20 ma isolated, control relay(s), diagnostic relay

Microprocessor Board optional with:

RS-232, RS-422, RS-485, control relay, diagnostic relay

Power

DC:

AC:

12 or 24 VDC, 10 VA, factory set

230 VAC @ 500 VA for units equipped with optional external hood heaters

Physical

Weight:

Dimensions:

Mounting:

40 kg (88 lb)

1170 mm W x 915 mm H x 560 mm D (46 in x 36 in x 22 in)

Nominal 102 mm pipe, 122mm OD max (4 inch IPS pipe, 4.8 inch OD max)

Environmental

Temperature:

Humidity:

Protection:

-40 to 55 C

0-100%

IP66 (NEMA-4X)

Construction

Frame:

Hardware:

Aluminum with exterior powder coat paint for long durability in marine environment

316 grade stainless steel