Digital LED Pressure Controller 20V Pressure Switch Controller 0-2Mpa 0.5%FS Accuracy For Water Pump Air CompressorFeatures:Multi-function, self-check power on, automatic pressure checking, pressure checking, control delay time setting, password setting for parameter protection. High control accuracy and quick response; 4-digit led display, which is clear to read Relay signal output, to avoid frequent operation of the device; Display and control pressure over timeYou can set an upper/lower limit value and set an alarm point. It is made of high quality material that ensures a long service lifeApplication: water treatment system, water pump and air compressor, mechanical and electronic automation, pneumatic and hydraulic system, etc. Specifications:Measurement Accuracy: 0.5% FSMimens: 80 (mm)Overload Protection Pressure: 150%Voltage: 220vAlarm: Full Range Can Be Set at WillOutput Signal: Relay Switch SignalSampling Rate: 10 Times/secWorking Temperature: -20-80 DegreesWiring Protection: Reverse Polarity & Short Circuit ProtectionPort: G1/4Wiring: Power Cord: Red Blue, Output Wire: Yellow GreenWeight: 443gPackage Included:1 x Switch Pressure1 x User Manual1 x Accessories1) We accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow.2) payment must be made within 3 days of placing the order.3) if you are unable to check out immediately after the listing ends, please wait a few minutes and try again, payments must be completed within 3 days. About Shipping1.