The Tjernlund PS2501 Airstat Pressure Switch Model Duct reacts to changes in air pressure and activates an integrated switch to control HVAC functions. It features an adjustable set-point, which allows users to change the point at which these switches activate. The switch is suitable for differential and negative pressure types.
Adjustable set-point
Contact form SPDT
Electrical Rating 15 A Non-Inductive to 277V AC
Product Highlights
This pressure switch is designed for air compressor control, differential pressure detection, and positive pressure detection.
Product Information
Standard Information
Brand: TJERNLUND
Manufacturer Part Number: PS2501
Country of Origin: United States
Technical Specifications
Brand
Tjernlund
MPN
PS2501
Model / MPN
PS2501
Product Type
Pressure Switch
Type of Set Point
Adjustable
Pressure Set Point
0.05 in wc to 12 in wc
Switching Differential
0.02 in wc
For Pressure Type
Negative; Differential
Reset Type
Automatic Reset
Mounting Orientation
Vertical
Mounting Hole Center to Center Distance
3-3/4 in
Minimum Operating Temperature
-40 Degrees F
Maximum Operating Temperature
190 Degrees F
Sample Line Connection Size
1/4 in
Sample Line Connector Type
Integral Compression
Switch Voltage
115V AC
Electrical Rating
15 A Non-Inductive to 277V AC
Contact Form
SPDT
Number of Switches
1
Electrical Connection Type
Hardwired
Housing Type
Conduit Box
Housing Material
Steel
Application
Air Compressor Control; Differential Pressure Detection; Positive Pressure Detection
Overall Height
6-1/4 in
Overall Width
3-1/4 in
Overall Depth
3 in
Includes
Mounting Screws
Standards
CE Certified; CSA Certified; UR
Sample Line Connection
1/4 in Integral Compression
Maximum Pressure Rating
0.5 psi
Volts
115 V
Amps
15 Amps
Width (In.)
3 1/4 in
Depth (In.)
3 in
Height (In.)
6 1/4 in
Sample Line Connector
1/4 in OD tubing
Function
Use To Switch Electrical Devices On Or Off Based On Positive, Negative Or Differential Pressure