1PRESSURE LIMITING AND ALARMING: Suitable for pressure control, pressure limiting and alarming of non corrosive liquids, gases and steam 2VIEW PRESSURE CONTROL POINT: Single pole double throw pressure switch, the shell has a plastic cover to view the pressure control point 3CONTROL ON OFF ACTION: Control ON OFF action of the external circuit by detecting changes in pressure, changing the state of the internal switch 4CONTROL BOILER AND WATER TOWER: Used to control boiler and water tower pressure regulation system, can detect pressure changes 5NPT1 or 418 THREAD: The pressure diaphragm of the standard model is stainless steel, the pressure joint is made of brass, and the thread is NPT1 or 418 Item Type: Pressure ControllerModel: LF56Maximum Ambient Temperature: 66Maximum Load: 15A 250VACMaximum Diaphragm Pressure: 225psiPressure Range: 10-150psi or 70-1000kPaPressure Difference Range: 10-22psi or 80-160kPaInterface Thread: NPT1 or 4-18Contact Type: SPDTContact Method: Single pole double throwDiaphragm: Stainless steelInterface: BrassWorking Medium: Non corrosive medium such as air, water, oil, liquid, etc., chlorine containing liquid is not availableAmbient Temperature: Work normally within the range of -29-66Medium Temperature: -40-180 without freezing 1 x Pressure Controller1 x User Manual 1. Standard model for non corrosive media such as petroleum, water, air, liquids, etc., chlorine liquid cannot be used.2. Allowable ambient temperature is and 8209 29and 8209 66. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.