Key Features: 1.High sensitivity 2.High repeatability of switching points 3.Long service life 4.Robust Design, over pressure protected Key Specifications: 1.Application: flow switch / control â?? Thermal oil DIN 32 727 or hot water Flow 100 2.Measuring range: 0 ~ 250 mbar to 0 ~ 6 bar 3.Nominal pressure: 25 bar 4.Max. static operating pressure: 6 ~ 16 bar 5.Max. pressure load: one sided overpressure protected up to nominal pressure on (+) and (-) side of diaphragm, partial vacuum protected 6.Accuracy: ± 2.5% of full scale 7.Operating ambient temperature: -10° C to +70° C 8.Operating media temperature: +70° C 9.Protection class: IP54 acc. to DIN EN 60529 10.Mounting: Vertical 11.Zero adjustment: located on dial 12.Contact output: 1 or 2 microswitches, 1-channel change-over contacts 13.Pressure connection: Thread G 1/4 female, cutting ring connection for 6,8,10,12 mm diameter tube of brass, zinced steel or chrome nickel steel 14.Measuring system: diaphragm, of reinforced Viton Application areas: 1.Thermal oil flow monitor and control 2.Hot water flow monitoring and control Industrial areas: 1.Building heating system 2.Power plants, boiler application 3.Clean room and laboratory rooms