Series AVFS Air Flow Switch, For Industrial Use

Series AVFS Air Flow Switch

monitors flow in ducts with contact output and local led indication

the series avfs adjustable air flow switch is specifically designed to monitor air flow in ducts and provides a 3 a contact output to indicate a change or loss of flow. The avfs provides a ±5% set-point repeatability across a full scale range of 1-10 m/s (197-1969 fpm) and includes a mounting bracket for quick duct mounting.

product applications

fan monitoring

filter monitoring

damper feedback

air handlers

modeldescription

avfs-1thermo air flow switch, 80-250 ac/dc.

avfs-2thermo air flow switch, 24 vdc.

specifications

air velocity range:197-1969 fpm (1-10 m/s).

temperature limits:5 to 122°f (-10 to 50°c).

humidity limits:0-90% rh.

wetted materials:pbt body, titanium sensor.

pressure limit:14.7 psig (1 bar).

housing:pbt.

repeatability:±5% fs.

switch type:n.o. Spst.

electrical rating:3 a @ 30 vdc/250 vac.

response time:3-60 seconds. Varies with flow and set point.

power requirement:avfs-1: 80 to 250 ac/dc (47 to 63 hz ac). Avfs-2: 24 vdc ±25%.

power consumption:3 va.

electrical connection:6.5' (2 m) cable.

enclosure rating:ip65.

display:1 red led/1 green led.

weight:7.2 oz (203 g).

agency approvals:ce.

features

integral red/green air flow status led’s

flush sensor design limits issues due to dust or particulate in the air flow

ip65 construction

related products

model 530 air flow switch

model 530 air flow switch

series 641 air velocity transmitter

series 641 air velocity transmitter

Type : Series AVFS Air Flow Switch

Condition : New

Certification : YES

Production Power : AVFS-1: 80 To 250 AC/DC (47 To 63 Hz AC). AVFS-2: 24 VDC ±25%.

Color : BLACK

Feature : Easy To Install, Proper Working

Material : PBT Body, Titanium Sensor.

Warranty : 1yr

Brand Name : DWYER USA

Operating Temperature : 5 To 122°F (-10 To 50°C).

Application : Industrial Use, Fan Monitoring