BERMAD Irrigation 400 Series Pressure Relief Quick Pressure Relief Valve IR-43Q The BERMAD Quick Pressure Relief Valve is a hydraulically operated, diaphragm actuated control valve that relieves excessive line pressure when it rises above the preset maximum. It responds to a rise in system pressure immediately, accurately and with high repeatability, by opening fully. The BERMAD Model IR-43Q provides smooth drip tight closing. Hydraulic Pressure Control Line pressure driven ❏ Long term drip tight sealing ❏ Long term setting stability ❏ Wide setting range ❏ Tight setting window with minimal hysteresis Advanced Globe Hydro-Efficient Design ❏ Unobstructed flow path ❏ Single moving part ❏ High flow capacity Fully Supported & Balanced Diaphragm ❏ Requires low opening and actuation pressure ❏ Progressively restrains valve closing ❏ Prevents diaphragm distortion User-Friendly Design ❏ Easy pressure setting ❏ System Burst Protection Momentary Pressure Peak Elimination System Failure Visual Indication Filter Burst Protection [1] BERMAD Model IR-43Q protects filter and system from over pressure. [2] BERMAD Pressure Reducing Valve Model IR-420-R [3] BERMAD Hydrometer with Solenoid Control Model IR-910-M0-X [4] BERMAD Air Valve Model ARC-A-I-I B E RM A D I nc . Tel : 8 0 0 - 8 2 1 - 68 2 5 , Fa x : 714- 666- 2 5 3 3 b e rm a d @ b e rm a d u s a . c o m • w w w . b e rm a d . c o m The information herein is subject to change without notice. BERMAD shall not be held liable for any errors. All rights reserved.