Robertshaw 2374-510 Universal Air Pressure Sensing Switch User manual

Brand: Robertshaw

Model: 2374-510 Universal Air Pressure Sensing Switch

Type: User manual

Robertshaw 2374-510 Universal Air Pressure Sensing Switch is a versatile device designed for a wide range of residential and light commercial HVAC applications. It features a field-adjustable set point range of 0.10" W.C. to 10.0" W.C., making it suitable for various pressure sensing needs. The switch can sense positive, negative, or differential air pressure, providing flexibility in its application. It comes with a variety of accessories, including color-coded springs and orifices, to customize its functionality and adapt it to specific requirements.

INSTALLATION DATA

2374-510

UNIVERSAL AIR PRESSURE

SENSING SWITCH

GENERAL DESCRIPTION & OPERATION

















SET POINT RANGE & ADJUSTMENT



/

 







 



 /













Do not place the switch in operaon without knowing

what the set point is: doing so could create a hazardous situaon.

MOUNTING















ELECTRICAL CONNECTIONS







CARTON CONTENTS



















AIR SAMPLING CONNECTION



/





Posive Pressure Only:



Negave Pressure Only:



Two Negave Samples:



Two Posive Samples:



One Posive and One Negave:



USING A FLOW-RESTRICTING ORIFICE















DANGER

CARBON MONOXIDE GAS IS DEADLY

EXCESSIVE CARBON MONOXIDE EXPOSURE

CAN CAUSE BRAIN DAMAGE OR DEATH.









Carbon monoxide















Remember:

 





 



 





 





 

 



 



 















TABLE 1: MODEL SELECTION

P/N 2374-510 Kit 

TABLE 2: SPRING SELECTION

Color Set Point Range ("W.C.)

 

 

Yellow 

 

 

TABLE 3. ORIFICE SELECTION

Color Diameter

Green 

Gray 

 

 

Figure 2. Without pressure applied to the diaphragm,

switch contacts are in the posion shown.

Figure 3. Standard integral connector accepts /" ID tubing.

Figure 1: Dimensions NS2 Switch with integral connectors and mounng feet

Figure 4: Half Strap Bracket

Figure 5: "L" Bracket



























ADDITIONAL KITS FOR HVAC

APPLICATIONS!

The New Sensing Probe Kits





The Robertshaw® Air Pressure Sensing Switches







 





 





 



ROBERTSHAW SENSING SWITCH

TECHNICAL SPECIFICATION

MATERIAL

 

 Silicone

 

 

OPERATION

 

 

 

 

 



 



polycarbonate

 

ELECTRICAL

 



/









 

 



GENERAL

 



Accessories 

Robertshaw 2374-510 Universal Air Pressure Sensing Switch User manual

Robertshaw 2374-510 Universal Air Pressure Sensing Switch User manual

Robertshaw 2374-510 Universal Air Pressure Sensing Switch User manual

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