Watts 740 035 FS 1 - Part of the 740 Series

This pressure relief valve has a 1 inch NPTF female inlet, 1 1/4 inch NPTF female outlet, and pressure relief setpoint of 35 psi. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features an iron body, non-metallic disc-to-metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert^® technology to detect excessive water discharges from the relief valve. Sensor activation requires purchase of an activation kit which can be connected to existing building management systems or the Watts Cellular Gateway.

Features

• Features a flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve
• Requires purchase of activation kit to activate sensor
• Iron body with forged bronze inlet
• Expanded outlets for hot water space heating boilers
• non-metallic disc-to-metal seating
• Set pressure 35 psi

Specifications
Body Material	Iron
Brand	Watts
EAN	098268585001
Inlet Connection Size	1 IN
Inlet Connection Type	Female Threaded
Inlet Thread Type	NPTF
Lead Free	Not In Scope
Maximum Working Pressure-PSI	25
Outlet Connection Size	1 1/4 IN
Outlet Connection Type	Female Threaded
Outlet Thread Type	NPTF
Part Number	F382571
Pressure Range	Does Not Apply to Product
Pressure Relief Setting-PSI	35
Series	740

• Specification Sheet - 174A, 374, 740
• Specification Sheet - 174A, 374, 740 (French)
• Specification Sheet - 174A, 374, 740 (Spanish)
• Specification Sheet - Flood Sensor for Relief Valve Discharge Line
• Specification Sheet - Flood Sensor for Relief Valve Discharge Line (French)
• Specification Sheet - Flood Sensor for Relief Valve Discharge Line (Spanish)
• Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit
• Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit (French)
• Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit (Spanish)

UPC - 098268585001