AT11910

Dwyer Low Differential Pressure Switches – 1/8″, Compact, ATEX Approved

Dwyer Low Differential Pressure Switches – 1/8″, Compact, ATEX Approved

$794.75$858.75

In stock
Item # AT1900-Dwyer Brand: Dwyer Instruments

$794.75$858.75

Series 1910 in Flame-Proof ATEX Enclosure.

ATEX Hazardous Duty
Free Shipping within the US on qualifying orders over $149*
Web Exclusive - Available online only
Clear
SKU: AT1900-Dwyer Brand:

Expert Assistance, Volume Discounts, and OEM Pricing.
Our application specialists are ready to help!

  • Description
  • Additional information

Description

Our most popular Differential Pressure Switch is now available in a flame-proof ATEX approved package in the Series AT11910. This pressure switch combines advanced design and precision construction to make these switches able to perform many of the tasks of larger, costlier units.

For air and non-combustible compatible gases, the AT11910 Series switches have set points from 0.07 to 20 in w.c. (1.8 to 508 mm). Set point adjustment is easy with range screw located inside the switch enclosure. Series AT11910 ATEX enclosures are available in aluminum enclosures and ideal for low pressure, hazardous area applications.

Features:

  • Mounting Style: in Vertical Position.
  • Electrical Rating: 15A @ 120-480 VAC 60 Hz.
  • Switch Type: Single-pole double-throw (SPDT).
  • Set Point Adjustment: Screw type inside the Exd enclosure.
  • Pressure Rating: 10 PSIG surge., 45″ w.c. continuous.
  • Temp Rating: -30 – 180 F.
  • Process Connections: 1/8″ FNPT
  • Material: Aluminum.
  • Electrical Connections: Two 1/2″ FNPT. Cable gland not included.

Important notes for installation:

  • Cables must be fitted through 1/2″ NPT cable gland or ATEX conduit (not supplied with instrument).
  • Make sure after cabling to close tight cover and cable gland, in order to keep IP66 rating (IP65 with option OPV, overpressure relief valve).
  • 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 area.

 

Applications: Hazardous area low pressure applications; Air conditioning refrigeration coil icing detection; defrost cycle initiation; Clogged filter detection; Variable air volume controller.

Additional information

Weight N/A
Brand

Dwyer Instruments

Item Type

Switch

Protection

IP65, IP66

Range in w.c.

0.07-0.15", 0.15-0.5", 1.40-5.5", 4.0-20.0"

Rating

CE 1370 II2 GD Ex d IIC Gb T6; Ex tb IIIC Db T 85C

Accuracy

Within 3%

Overpressure Relief Valve

No, Yes

VariationDetail
AT11910-0-AB1XT2GProtection: IP66Range in w.c.: 0.15-0.5"Overpressure Relief Valve: No
AT11910-00-AB1XT2GProtection: IP66Range in w.c.: 0.07-0.15"Overpressure Relief Valve: No
AT11910-5-AB1XT2GProtection: IP66Range in w.c.: 1.40-5.5"Overpressure Relief Valve: No
AT11910-20-AB1XT2GProtection: IP66Range in w.c.: 4.0-20.0"Overpressure Relief Valve: No
AT11910-0-AB1OPVT2GProtection: IP65Range in w.c.: 0.15-0.5"Overpressure Relief Valve: Yes
AT11910-00-AB1OPVT2GProtection: IP65Range in w.c.: 0.07-0.15"Overpressure Relief Valve: Yes
AT11910-5-AB1OPVT2GProtection: IP65Range in w.c.: 1.40-5.5"Overpressure Relief Valve: Yes
AT11910-20-AB1OPVT2GProtection: IP65Range in w.c.: 4.0-20.0"Overpressure Relief Valve: Yes
Quick Quote
Or call (877) 602-0010 for immediate help.
Quick Quote
Chat