Series-AT-1800

ATEX/IECEx Low Differential Pressure Switch, 0.07-85 inH2O, Flameproof

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Compact size and repeatability provides a high-value switch for many industrial applications
External set point knob provides easy access that simplifies making adjustments without opening enclosure
Flameproof enclosure protects the device in hazardous areas
Increased response time at low pressures with LD port configuration

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Series-AT-1800

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Product Overview

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Essential for industrial environments, the Series AT-1800 ATEX/IECEx Approved Low Differential Pressure Switch combines small size with 2% repeatability. Set point adjustment inside the switch allows for set point settings across 9 ranges from the low of .07 in w.c. to a maximum 85 in w.c. differential pressure. Series AT-1800 flameproof enclosures are available in aluminum and are ideal for low pressure hazardous area applications. Various housing options such as an over-pressure relief valve or external set point adjustment knob are available. External set point knob allows adjustment without opening the enclosure.

Attention: Check local safety rules and warnings on unit and manual for a correct use of the instrument in hazardous area.

Important notes for installation:
• Cables must be fitted through 1/2" NPT cable gland or ATEX/IECEx conduit (not supplied with instrument).
• Make sure after cabling to close tight cover and cable gland, in order to maintain IP66 rating.
• Open cover only after de-energizing instrument.
Attention: Check local safety rules and warnings on unit and manual for a correct use of the instrument in hazardous areas.

Please see Series 1800 for non-ATEX/IECEx approved.

California Residents: Click Here for Proposition 65 WARNING.