113550 McDonnell & Miller FS1-J Flow Switch 1/2 BSTP

Series FS1 High Sensitivity Liquid Flow SwitchThis control is an independently mounted water flow sensing device that makes or breaks an electrical circuit when flow stops or starts.Features and BenefitsFor general purpose applications where high sensitivity is required and moderate or low flow rates are encountered such as air conditioning, heating and hydronic systems, water, fuel oil, some viscous liquids and oils in process workIn-line configuration eliminates need for a pipe teeHigh flow capacity1⁄2″ NPTSingle pole, double throw snap switchSwitch compartment is completely sealed to protect it from the liquidSensitivity adjusting screw makes flow adjustment easyOptional featuresBSPT threadsGold plated contactsMinimum temperature (fluid or ambient) 32°F (0°C)Maximum temperature 225°F (107°C)Maximum operating pressure 100 psi (7 kg/cm2)