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IOM-1049

Option 6

With Rotameter to Purge Pilot Sense

Option 7

With Rotameter to Purge Pilot Sense

and Discharge Lines

Option 8

With Field Test Connection, Back Flow Preventer and 

Rotameter to Purge Pilot Sense and Discharge Lines

Option A

Internal Sensing, SS Pilot Filter Element, Pilot Exhaust 

to Main Valve Outlet with Manual Blowdown Valve

Option 4

With Back Flow Preventer to Prevent Back Flow 

through Main Valve and Pilot

Option 5

With Field Test Connection

(Back Flow Preventer Included)

INSTALLATION DIAGRAMS FOR STANDARD ACCESSORIES & CONFIGURATIONS

Содержание 1049 Secure-Gard

Страница 1: ...ncepts Inc s Pilot Operated Vent Valve It is necessary to completely read and understand these guidelines Tank or system over pressure protection is the primary function of pilot operated vent valves...

Страница 2: ...oth pilot sense and dis charge lines connect the purge gas source usually dry nitrogen to the 1 4 FNPT connection at the bottom of the rotameter The pressure of the purge gas source must be higher tha...

Страница 3: ...and Rotameter to Purge Pilot Sense and Discharge Lines Option A Internal Sensing SS Pilot Filter Element Pilot Exhaust to Main Valve Outlet with Manual Blowdown Valve Option 4 With Back Flow Preventer...

Страница 4: ...ed spring by first unscrewing the item 105 cap then loosen the item 114 jam nut and back off the item 113 adjusting screw The ring of item 109 nuts item 110 lockwashers item 121 washer and item 120 bo...

Страница 5: ...ering kits replacement parts lower diaphragm case Instal items 121 washers 120 bolts 110 lockwashers and 109 nuts and tighten Remove item 131 nipple from item 101 pilot body Loosen item 114 jam nut Wi...

Страница 6: ...ource for air N2 assist pilot D1 Check external source 1 Model 1049 opens below set point Possible Cause Remedy A Incorrect set pressure A1 Adjusting set pressure screw to proper set pressure B Pilot...

Страница 7: ...110 20 Lockwasher 111 2 Lower Spring Guide Washer 112 1 Spring Button 113 1 Adjusting Screw 114 2 Jam Nut 115 1 Set Pressure Spring 116 1 Bug Screen Vent 117 1 Blowdown Needle 118 1 O Ring TFE 119 1...

Страница 8: ...For 2 x 3 Size Only 310 6 Bolts 311 6 Lockwashers For 3 x 4 Size Only 310 8 Bolts 311 8 Lockwashers For 4 x 6 Size Only 310 8 Bolts 311 8 Lockwashers For 6 x 8 Size Only 310 8 Bolts 311 8 Lockwashers...

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