GB/T 13639-2008 Digital indicators with analogue input for use in industrial-process measurement and control systems

GB/T 13639-1992 Digital indicators with analogue input for use in industrial-process measurement and control systems

GB/T 2900.56-2008 Electrotechnical terminology—Control technology GB/T 17212-1998 Industrial-process measurement and control—Terms and definitions GB/T 17614.1-2008 Transmitters for use in industrial-process control systems—Part 1:Methods of evaluating the performance GB/T 18271.1-2000 Process measurement and control devices—General methods and procedures for evaluating performance—Part 1:General considerations GB/T 18271.2-2000 Process measurement and control devices—General methods and procedures for evaluating performance—Part 2:Tests under reference conditions GB/T 18271.3-2000 Process measurement and control devices—General methods and procedures for evaluating performance—Part 3:Tests for the effects of influence quantities GB/T 22112-2008 Industrial process measurement and control instruments—Arrangement and marking of connecting terminals GB/T 22162-2008 Dimensions of panel areas and cut-outs for panel and rack-mounted industrial-process measurement and control instruments GB/T 3369.1-2008 Analogue signals for process control systems—Part 1:Direct current signals GB/T 3369.2-2008 Analogue signals for process control systems—Part 2:Direct voltage signals GB/T 15464-1995 General-purpose specification for the packaging of instrumentation products JB/T 9266-1999 Temperature measuring range of indicating instruments and recording instruments