This standard specifies the terms and definitions, basic parameters, functions, requirements, electrical safety performance, environmental adaptability, continuous operation tests, test methods, inspection rules, marking and packaging of magnetic grid digital display instruments. This standard applies to magnetic grid digital display instruments (hereinafter referred to as "digital display meters") using magnetic grid line displacement sensors and magnetic grid angular displacement sensors as detection elements.
JB/T 9944-2011 Referenced Document
GB 4208-2008 Degrees of protection provided by enclosure(IP code)
GB 5226.1-2008 Electrical safety of machinery - Electrical equipment for machinery - Part 1: General specifications
GB/T 13384-2008 General specifications for packing of mechanical and electrical product
GB/T 191-2008 Packaging.Pictorial marking for handling of goods
GB/T 2423.1-2008 Environmental testing for electric and electronic products.Part 2:Test methods.Tests A:Cold
GB/T 2423.10-2008 Environmental testing for electric and electronic products.Part 2:Tests methods Test Fc:Vibration(sinusoidal)
GB/T 2423.2-2008 Environmental testing for electric and electronic products.Part 2:Test methods.Tests B:Dry heat
GB/T 2423.3-2006 Environmental testing for electric and electronic products-Part 2:Tesing method-Test Cab:Damp heat,steady state
GB/T 2423.5-1995 Environmental testing for electric and electronic products. Part 2: Test methods. Test Ea and guidance: Shock