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The Hydrant Pushbutton OX520 (Pushbutton for short hereinafter) is an assembly which sends the alarm signal manually 1. Product Overview1) The Hydrant Pushbutton OX520 (Pushbutton for short hereinafter) is an assembly which sends the alarm signal manually and startup the waterpump to display the running indications.The 2) The Pushbutton has two types of Address-encoding modes which are Auto-encoding of the Control Panel and Electro-encoding of the Electro-address-encoder and can examine the voltage between both sides of the Pushbutton automatically. It is used together with the Fire Alarm Control Panel OZH4800 produced by our company. For the Auto-encoding mode, refer to Instruction of the Control Panel. And for the Electro-encoding mode, refer to Instruction of the Electro-Address-Encoder3) Structure characteristic and Working Principle4) Material and color of the outer moldIntroduced with ABS compound plastic moulding design, the product has a good appearance and is easy to install.5) Working principle and characteristicsIntroduced with MCU singlechip micro-processor, SMT technology and Two-wire non-polarity difference Input design, the Pushbutton can provide two types of Auto-encoding of the Control Panel and Electro-encoding of the Electro-address-encoder. Also it can examine the voltage between both sides of the Pushbutton automatically.6) Main partsThe Pushbutton is composed of a pushbutton, a telephone jack, a PCB board and the main components of the outer mold.7) Technical Index8) Working voltage: DC20V-28V9) Standby current: ≤ 250uA Alarm current: ≤ 2mA10) Wires: two wires, no polarity difference11) Range of the address: 1~19212) Capacity of Trigger point: DC24V/1A13) Environment conditions: Temperature -10°C~+50°C, Relative humidity ≤95% (40±2°C)14) Size and Weight:Length: 85mm Width: 85mm Height: 38.5mm Weight: 129g
Addressable Hydrant Pushbutton