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Network tester
Network tester, Total:24 items.
In the international standard classification, Network tester involves: Protection of and in buildings, Linear and angular measurements, Electric traction equipment, Installations in buildings, Agricultural machines, implements and equipment, Geology. Meteorology. Hydrology, Electricity. Magnetism. Electrical and magnetic measurements.
National Metrological Technical Specifications of the People's Republic of China, Network tester
- JJF 1277-2011 Calibration Specification for WLAN Test Set
- JJF 1534-2015 Calibration Specification for Data Network Performance Testers
Professional Standard - Earthquake, Network tester
- DB/T 22-2020 Technical requirements of instruments in network for earthquake monitoring—Seismograph
- DB/T 22-2007 Technical requirements of instruments in network for earthquake monitoring.Seismograph
- DB/T 23-2007 Technical requirements of instruments in network for earthquake monitoring.Gravimeter
- DB/T 29.2-2008 Technical requirements of instruments in network for earthquake monitoring.Geoelectrical meters.Part 2: Meter for geoelectrical field
- DB/T 30.1-2008 Technical requirements of instruments in earthquake monitoring network.Geomagnetic meters.Part 1: Fluxgate magnetometer
- DB/T 59-2015 Seismic Intensity Meter Seismic Intensity Meter
- DB/T 29.1-2008 Technical requirements of instruments in network for earthquake monitoring.Geoelectrical meters.Part 1: Direct current meter for geoelectrical resistivity
- DB/T 30.2-2008 Technical requirements of instruments in network for earthquake monitoring.Geomagnetic meter.Part 2: Proton vector magnetometer
- DB/T 32.2-2008 Technical requirements of instruments in network for earthquake monitoring.Underground fluid observation instruments.Part 2: Temperature indicator
- DB/T 31.1-2008 Technical requirements of instruments in network for earthquake monitoring.The instrument for crustal deformation observation.Part 1: Tiltmeter
- DB/T 31.2-2008 Technical requirements of instruments in network for earthquake monitoring.The instrument for crustal deformation observation.Part 2: Strainmeter
- DB/T 32.3-2008 Technical requirements of instruments in network for earthquake monitoring.Undergound fluid Observation instruments.Part 3: Scintillation radonscope
- DB/T 32.1-2008 Technical requirements of instruments in network for earthquake monitoring.Underground fluid observation instruments.Part 1: Pressure instrument for water level
- DB/T 32.1-2020 Seismic Observation Instrument Network Technical Requirements for Underground Fluid Observation Instrument Part 1: Pressure Type Water Level Instrument
- DB/T 21-2007 Technical requirements of instruments in network for earthquake monitoring.The description of common technical parmneter and test method
Professional Standard - Railway, Network tester
National Metrological Verification Regulations of the People's Republic of China, Network tester
- JJG(铁道) 150-2009 Measuring instrument for contact wire geometric parameter
- JJG 1180-2021 Power Frequency GroundImpedance Testers for Large Grounding Grid
Professional Standard - Urban Construction, Network tester
- CJ/T 525-2018 Leak detection instrument for water supply pipe network
Group Standards of the People's Republic of China, Network tester
- T/CMES 26003-2020 Agricultural product quality Internet handheld detector
- T/EERT 025-2022 Automatic detection liquid level instrument for urban drainage pipe network
Professional Standard - Electron, Network tester