What are the types of instruments used for testing and adjusting McQuay air conditioning?
Source: Beijing McQuay Air Conditioning Repair http://blog.tianya.cn/blogger/blog_main.asp?BlogID=3774629.
Testing and adjustment instruments include:
(1) Instruments for measuring temperature: mainly include liquid thermometers, semiconductor thermometers, thermocouple thermometers, resistance thermometers, bimetallic self-recording thermometers, etc.
(2) Instruments for measuring wind speed: mainly include vane anemometer, cup anemometer, thermocouple anemometer, etc.
(3) Instruments for measuring relative humidity: mainly include ordinary dry and wet bulb thermometer, ventilated dry and wet bulb thermometer, hair hygrometer, self-recording thermometer, etc.
(4) Instruments for measuring wind pressure: mainly include pitot tube with V-shaped glass tube, annular manometer, inclined micro manometer, compensating micro manometer, barometer, etc.
(5) Instruments for measuring dust content: mainly include particle counters, etc.
(6) Instruments for measuring fan and motor speed: mainly include tachometers, etc.
(7) Electrical equipment measurement instruments: mainly include multimeters, voltmeters, ammeters, clamp ammeters, wattmeters, single-phase voltage regulators, resistor boxes, etc. The measurement work of electrical equipment is mainly completed by electrical workers;
(8) Auxiliary tools: portable electric drills and drill bits; rubber plugs for duct measurement holes; dummy outlets for outlet airflow measurement; ladders; fitter's tools, etc.