This standard specifies the basic parameters and general technical conditions of hydrological instruments. This standard applies to hydrological instruments for hydrological testing in rivers, lakes, reservoirs, channels, and shallow groundwater.
GB/T 15966-1995 history
2017GB/T 15966-2017 Primary parameters and general technical conditions for hydrologic instruments
2007GB/T 15966-2007 Primary parameter and general specification for hydrologic instrument
1995GB/T 15966-1995 Primary parameter and general specification for hydrologic instrument