Hvac Duct Air Flow Switch

Kobold lps air flow switches are widely used to control air flow setpoints in hvac duct applications.

Hvac duct air flow switch.

Adjustable from 400 1600 fpm stainless steel vane. This switch activates a fan unit attached to a particular zone s duct line. Free shipping by amazon. Get it as soon as thu jan 7.

Hvac duct air flow switches for air find complete details about hvac duct air flow switches for air hvac air flow switch paddle air flow switch air flow from flow switches supplier or manufacturer keram nanjing science tech co ltd. The jmp sail switches have been used for many years to sense the air flow in hvac systems. It can be connected directly to the control system as a feedback point or can be directly interlocked to prevent operation of heating and cooling equipment when there is no air flow. 1 16 of over 1 000 results for air flow switch hvac skip to main search results eligible for free shipping.

The switching point may be adjusted continuously within a wide range making the lps useful in a wide variety of applications. Tjernlund ps1503 duct airstat pressure switch. The principle of operation is quite simple. Stainless steel paddle resists corrosion.

4 3 out of 5 stars 314. Install a duct pressure switch from grainger to help your hvac system do its job. The duct air flow switch provides feedback of air flow in hvac duct work. This category contains sensors with an electrical contact output at a specific air flow rate.

Free shipping by amazon. Increase or decrease the amount of air that flows to an area with the thermostat s blower control switch. Applications include low air flow condition duct alarm fan monitoring damper feedback air handlers and air flow proving in hvac systems. The single pole single throw snap acting switch is activated by a diaphragm with integral pressure probe inserted directly into the duct or plenum.

Air flow exerts a force on a paddle actuating a dust tight spdt micro switch. The tjernlund duct airstat senses positive pressure in a forced air heating and or cooling system. An air switch senses positive negative or differential air pressure and actuates an internal switch. Duct pressure switches automatically start and stop auxiliary devices like electronic air cleaners duct heaters humidifiers exhaust fans and duct booster fans.

When air flow was sensed by the slight gentle movement of the sail the jmp switch activated an auxiliary blower to evacuate the air.