Dwyer Model AAFS Adjustable Air Flow Paddle Switch

Product Description

Ranges from 200 to 1800 FPM, Stainless Steel Vane, ABS Housing

The Model AAFS-1 Adjustable Air Flow Switch is capable of detecting a wide range of air velocities with minimal user calibration. The adjustable screw changes the set point at which the SPDT snap switch engages. Quality features include a stainless steel vane, galvanized steel base, and ABS enclosure. The unit is field adjustable from 200 to 1800 FPM (1 to 9.2 m/sec).

Models

Specifications

Service:

Air and compatible gas.

Wetted Materials:

Vane: SS; Lever: Brass; Base: Galvanized steel.

Housing:

ABS.

Temperature Limits:

Ambient: -40 to 180°F (-40 to 85°C); Process: -14 to 185°F (-10 to 85°C).

Humidity Limits:

10 to 90%, noncondensing.

Switch Type:

SPDT.

Electrical Rating:

15(8) A @ 250 VAC.

Electrical Connection:

Screw terminal with M18 x 1.5 cable gland.

Process Connection:

Flange.

Mounting Orientation:

Horizontal duct flow.

Set Point:

Internal screw.

Enclosure Rating:

IP65.

Weight:

13.6 oz (380 g).

Literature

Manuals

Instruction Manual

Catalog Pages

Model AAFS Catalog Page

Drawings

Adobe Reader in format .PDF
CAD Drawing in format .DWG