JB/T 1396-1991 Methods for Drawing Layout Diagrams of Industrial Automation Instrument Panels

GB/T 2625-1981 Process detection and control flow chart—Symbols and lettedes GB 4557 GB/T 4728.1-2005 Graphical symbols for electrical diagrams—Part 1:General information GB/T 4728.1-2018 Graphical symbols for electrical diagrams—Part 1:General information GB/T 4728.2-1998 Graphical symbols for diagrams—Part 2 Symbol elements,qualifying symbols and other symbols having general application GB/T 4728.2-2005 Graphical symbols for electrical diagrams—Part 2:Symbol elements,qualifying symbols and other symbols having general application GB/T 4728.2-2018 Graphical symbols for electrical diagrams—Part 2:Symbol elements,qualifying symbols and other symbols having general application GB/T 4728.3-1998 Graphical symbols for diagrams—Part 3 Conductors and connecting devices GB/T 4728.3-2005 Graphical symbols for electrical diagrams—Part 3:Conductors and connecting devices GB/T 4728.3-2018 Graphical symbols for electrical diagrams—Part 3:Conductors and connecting devices GB/T 4728.4-1999 Graphical symbols for diagrams—Part 4:Basic passive components GB/T 4728.4-2005 Graphical symbols for electrical diagrams—Part 4:Basic passive components GB/T 4728.4-2018 Graphical symbols for electrical diagrams—Part 4:Basic passive components GB/T 4728.5-2000 Graphical symbols for diagrams—Part 5:Semiconductors and electron tubes GB/T 4728.5-2005 Graphical symbols for electrical diagrams—Part 5:Semiconductors and electron tubes GB/T 4728.5-2018 Graphical symbols for electrical diagrams—Part 5:Semiconductors and electron tubes GB/T 4728.6-2000 Graphical symbols for diagrams—Part 6:Production and conversion of electrical energy GB/T 4728.6-2008 Graphical symbols for diagrams—Part 6:Production and conversion of electrical energy GB/T 4728.6-2022 Graphical symbols for electrical diagrams—Part 6:Production and conversion of electrical energy GB/T 4728.7-2000 Graphical symbols for diagrams—Part 7:Switchgear,controlgear and protective devices GB/T 4728.7-2008 Graphical symbols for diagrams—Part 7:Switchgear,controlgear and protective devices GB/T 4728.7-2022 Graphical symbols for electrical diagrams—Part 7:Switchgear,controlgear and protective devices GB/T 4728.8-2000 Graphical symbols for diagrams—Part 8:Measuring instruments,lamps and signalling devices GB/T 4728.8-2008 Graphical symbols for diagrams—Part 8:Measuring instruments,lamps and signaling devices GB/T 4728.8-2022 Graphical symbols for electrical diagrams—Part 8:Measuring instruments,lamps and signalling devices GB/T 4728.9-1999 Graphical symbols for diagrams—Part 9:Telecommunications:Switching and peripheral equipment GB/T 4728.9-2008 Graphical symbols for diagrams—Part 9:Telecommunications:Switching and peripheral equipment GB/T 4728.9-2022 Graphical symbols for electrical diagrams—Part 9:Telecommunications:Switching and peripheral equipment GB/T 4728.10-1999 Graphical symbols for diagrams—Part 10:Telecommunications:Transmission GB/T 4728.10-2008 Graphical symbols for diagrams—Part 10:Telecommunications:Transmission GB/T 4728.10-2022 Graphical symbols for electrical diagrams—Part 10:Telecommunications:Transmission GB/T 4728.11-2000 Graphical symbols for diagrams—Part 11:Architectural and topographical installation plans and diagrams GB/T 4728.11-2008 Graphical symbols for diagrams—Part 11:Architectural and topographical installation plans and diagrams GB/T 4728.11-2022 Graphical symbols for electrical diagrams—Part 11:Architectural and topographical GB/T 4728.12-1996 Graphical symbols for electrical diagrams—Part 12:Binary logic elements GB/T 4728.12-2008 Graphical symbols for diagrams—Part 12:Binary logic elements GB/T 4728.12-2022 Graphical symbols for electrical diagrams—Part 12:Binary logic elements GB/T 4728.13-1996 Graphical symbols for electrical diagrams Part 13:Analogue elements GB/T 4728.13-2008 Graphical symbols for diagrams—Part 13:Analogue elements GB/T 4728.13-2022 Graphical symbols for electrical diagrams—Part 13:Analogue elements GB/T 7159-1987 General rules for the formulation of letter symbols in electrotechnology