Sensitive Nega-Rate® Belleville spring adjustable pressure switch for low pressure applications. Unit has been designed for Division 2 explosion proof environments and is weather proof, making it suitable for all of your Division 2 applications.

Features

Advantages

Set Point Stability
Extensive Cycle Life
Vibration Resistance
High Over-Pressure Capability

Features

Negative Rate Disc Spring
Stainless Steel Exterior and Interior
Wetted Materials for Corrosive Service
Hermetically Sealed Electricals (Dual Seal Certified)
Flanged Process Connections
Compact Designs

Applications

aerospace
general industrial
energy and chemical markets

Specifications

Model		NEMA 4 & 13	NEMA 4X, 7, 9 & 13	Division 2
Pressure Switch Electrical		Snap action electrical switch recognized by Underwriters’ Laboratories, Inc. and CSA International	Snap action electrical switch listed by Underwriters’ Laboratories, Inc., FM Approval and CSA International	Snap action electrical switch assembly listed by Underwriters Laboratories, Inc., FM Approval and CSA International
Pressure Switch Electrical Connection		1/2 NPT female conduit connection	1/2 NPT male conduit connection	3/4 NPT female conduit connection
		with terminal block	with PVC insulated 18 AWG, 18″ long leads	with terminal block
Pressure Switch Connection		Wetted Material 1 1/4 NPT Female
		Wetted Material 4 1/2 NPT Female
Temperature Range	Ambient	Ambient: -40°F to +180°F (-40°C to +82°C)		11 amp T4: -40°C to +74°C 5 amp T5: -40°C to +82°C 5 amp T6: -40°C to +78°C
	Media	Media: -40°F to +300°F (-40°C to +149°C)		1 amp T6: -40°C to +82°C Media: -40°C to +149°C
		Media temperature limits change with O-Ring selection	–
Adjustment		Concealed wrench flat adjustment with range scale
Shipping Weight		Approximately 3 pounds