{"product_id":"dy522c-digital-hvac-manifold-gauge-set-precision-refrigeration-vacuum-pressure-tester-with-sensor-clips-and-ball-valve-tools","title":"DY522C Digital HVAC Manifold Gauge Set - Precision Refrigeration \u0026 Vacuum Pressure Tester with Sensor Clips and Ball Valve Tools","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDUOYI DY522C\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eManifold Digital Meter High Low Pressure Temperature Gauge\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eVacuum Pressure Leak Test Air Conditioner Repair Tools\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDUOYI 522C\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Intelligent electronic refrigerant group instrument is an auxillary instrument for the installation, testing and maintenance of refrigeration equipment such as air conditioners and cold storage. The instrument has double pressure test, dual temperature test, digital readout, multi-unit switching, multi-mode function and built-in refrigerant database.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S5516ef779c6d427b809e0b3cd553d8d8O.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eThe instrument uses high-strength engineering plastics and flexible non-slip silicone design, the whole machine is solid and comfortable to hold. Built-in 32-bit digital processing unit and high-precision data acquisition unit, high data and stbility. Large-size liquid crystal display,LCD backlight support, data display clear and easy to read, convenient light operation. Long-life valve switch, 1\/4-inch standard interface design to ensure that the instrument's durabilty and versatility.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc73feeaf80be45c0b66f3bc4d0c22336z.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eThe instrument can measure double pressure (gauge pressure) at the same time, as well as dual temperature measurement, with automatic multi-unit pressure conversion, automatic conversion of temperature\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eCelsius\/Fahrenheit, to facilitate different needs. Built-in 93 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to facllitate direct reading of operating process data. Also it tests percentage of vacuum measurement; pressure leak measurement,leak time speed record. It is deserved to have this multi-functional, accurate and simply operated digital manifoldlet you do the job right.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sdfc6f44267e246728dd9a2be01602319Y.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb9cbc13ca15f4393b9906b119ab7887ba.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAdvantages of ball valve with V-shaped opening\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e1. The fluid resistance is small, and the full-bore ball valve basically has no flow resistance.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e2. Simple structure, small size and light weight.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e3. Tight and reliable. It has two sealing surfaces, and various plastics are widely used for the sealing surface materials of the ball valve at present, which has good sealing performance and can achieve complete sealing. It has also been widely used in vacuum systems.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e4. Easy to operate, open and close quickly, just rotate 90° from fully open to fully closed, which is convenient for long-distance control.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e5. It is easy to maintain, the ball valve has a simple structure, the sealing ring is generally movable, and it is more convenient to disassemble and replace.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e6. When fully open or fully closed, the sealing surfaces of the ball and the valve seat are isolated from the medium, and the sealing surface of the valve will not be eroded when the medium passes through.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e7. Wide range of applications, diameters ranging from small to several millimeters, large to several meters, and can be applied from high vacuum to high pressure.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e8. Since the ball valve has wiping properties during the opening and closing process, it can be used in the medium with suspended solid particles.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e9. The degree of wear is relatively small, and the product life is longer.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S34f39f4447854fd68a7be2201753976fB.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb9cbc13ca15f4393b9906b119ab7887ba.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Structure\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e1) Hook\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e2) LCD display\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e3) Unit button: pressure unit switch button\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e4) Mode button: test function mode switch button\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e5) Run\/Stop button: Test Control Button In Leak Test Mode\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e6) Backlit button\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e7) Refrigerant observation window\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e8) Low pressure valve\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e9) 1\/4 inch low pressure inlet\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e10) Refrigerant inlet\/vacuum pump inlet\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e11）Zero button\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e12) R+\/R-Refrigerant Type Selection Buttons:\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eSwitch to select different types of working refrigerants\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e13) Power button\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e14) °C\/° F button: temperature unit switch button\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e15) High pressure valve\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e16) Pressure release valve\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e17) 1\/4 inch high pressure inlet\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e、\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S54a9cd23468740b6a0d7012bbf7e3d53v.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3004e6c3ed32483396905163b81a11b7b.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eProduct specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003ePressure test: gauge pressure\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003ePressure test unit: Kpa; Mpa; bar; inHg; PSI.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003ePressure test range: 0 Kpa - 6000 Kpa\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003ePressure test resolution: 1 Kpa\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003ePressure test accuracy: +\/- 0.5 %(FS)+ 5dgt\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003ePressure overload limit: 10000 Kpa (10 Mpa; 100 bar;)\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eVacuum test: relative vacuum\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eVacuum test unit: Kpa; Mpa; bar; inHg; PSI.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eVacuum test range: -101 Kpa- 0 Kpa\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eVacuum test resolution: 1 Kpa\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eTemperature test unit: °C (Celsius), °F (Fahrenheit)\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eTemperature test range: -40°C-150*C (-40*F- -302*F)\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eTemperature test resolution:\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e0.1°C (-40°C- -99.9°C). 1°C (100*C-150°C)\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e0.1°F (-40\"F-99.9°F), 1°F (100°F-302°F)\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eTemperature test accuracy: +\/- 0.5 °C + 2dgt\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e+\/-0.99F + 2dgt\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eBullt-in 93 kinds of refrigerant NIST\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1163fd2a57304a2d857ab4266c10ee52X.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Scbc4e92e59f14e1191d535168fe919cdp.png\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eHOW TO PRESSURE LEAKAGE TEST\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eA. The instrument is power on with the blue and red valves turned off.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eB. Press the Mode button to pressure leak test mode shown as below. The current pressure value is displayed at lower right corner of LCD.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eC. Press the Run\/Stop button to start the leak test, as shown below:\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eAt this time, the lower left corner records the intial pressure value; the lower right corner shows the instantaneous pressure value; the \"AP\" display area shows the diffrence between initial pressure value and instantaneous pressure value.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eThe time display area shows how long the leak test lasts in the format of Hour : Minute (HH:MM). All the pressure units on the screen are the same. You can switch different pressure units by pressing the unit button.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S752e8b5b0ae748a992700c1558b348e3e.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eThe instrument can display the correspondingEvaporation Temperature (EV) and CondensationTemperature (CO) during the refrigerant pressure test, as shown below\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S34384a6614d7462384613e779871d448X.jpg\"\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSafety rules and precautions\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eThis manual includes the use of instrument instructions and warnings for safe operation and maintenance. Failure to use the meter in accordance with the manual may damage the instrument. This instrument strictly follows the IEC\/EN61010-1 safety standards for design and production.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e1) The pressure measured by the digtal manifold pressure tester is gauge pressure.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e2) Pressure testing ranges from -101Kpa to 6Mpa (-0.1bar to 60bar).\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e3) The limit pressure is 10 Mpa (100 bar).\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e4) The maximum operating pressure of standard hose is 600 PSI ( approximate 4.13 Mpa, 41.3 bar ). The limit pressure is 3000 PSI approximate 20.68 Mpa, 206.8 bar ).\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e5) Please confirm the rated pressure value of the tested equipment before testing. Do not use it if it exceeds the range of the instrument. If the packed hoses does not match the pressure requirement, you can use suitable replacements for testing.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e6) Do not use and store the instrument in high temperature, high humidity, flammable, explosive and strong electromagnetic fields.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e7) Please do not change the instrument internal circuit,to avold any damage of the instrument or danger occurring.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e8) Please wear qualified protective equipment to protect user during testing.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e9) Please use the instrument in a well-ventilated environment to prevent inhalation of toxic gases.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9e8fa9c7274d4753adc0f58fa9e6e21ah.jpg\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd8f80d03912b41cb958ff08ec59b59426.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0564\/8721\/5189\/files\/DY522C_83b40fa9-6378-49ce-b0b8-b0f754a131d4_480x480.png?v=1696924720\"\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e1*User manual\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e1*Test clamps\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e1*Main unit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Air Majesty AC Parts","offers":[{"title":"Default Title","offer_id":48132988371166,"sku":"639f16b8-d45a-4479-b840-5c887b55272a","price":618.87,"currency_code":"USD","in_stock":true}],"url":"https:\/\/air-majesty-a-c-parts.myshopify.com\/products\/dy522c-digital-hvac-manifold-gauge-set-precision-refrigeration-vacuum-pressure-tester-with-sensor-clips-and-ball-valve-tools","provider":"Air Majesty AC Parts","version":"1.0","type":"link"}