1 General Rules
1.0.1 This Code is applicable to the design of the tubing and wiring of the measuring pipeline, power supply and signal transmission system in measurement and control instrument of chemical plant installations.
1.0.2 During the implementation of this Code, the provisions in the current relevant national standards shall also be complied with.
2 Basic Principles
2.0.1 The engineering design of tubing and wiring shall meet such requirements as accurate measurement of the instrument, reliable signal transmission, lag reduction, economy, safety and practicality, trim and beautiful tubing (wiring) route and facilitation to construct and maintain.
2.0.2 In tubing and wiring design, measures againt the environments such as fire and explosive risk, dust, corrosion, high temperature, humidity, vibration, static, lightning stroke and disturbance of electromagnetic field shall be adopted.
1 General Rules
2 Basic Principles
3 Selection of Measuring Pipeline
4 Pneumatic Signal Pipeline Selection
5 Measuring Pipeline and Pneumatic Signal Pipeline Laying
6 Selection of Wire and Cable
7 Wire and Cable Laying
8 Tubing and Wiring inside of the Instrument Panel (Box, Cabinet)
Explanation of Wording in This Code
Standard
HG/T 20512-2000 Design code for instrument tubing and wiring (English Version)
1 General Rules
1.0.1 This Code is applicable to the design of the tubing and wiring of the measuring pipeline, power supply and signal transmission system in measurement and control instrument of chemical plant installations.
1.0.2 During the implementation of this Code, the provisions in the current relevant national standards shall also be complied with.
2 Basic Principles
2.0.1 The engineering design of tubing and wiring shall meet such requirements as accurate measurement of the instrument, reliable signal transmission, lag reduction, economy, safety and practicality, trim and beautiful tubing (wiring) route and facilitation to construct and maintain.
2.0.2 In tubing and wiring design, measures againt the environments such as fire and explosive risk, dust, corrosion, high temperature, humidity, vibration, static, lightning stroke and disturbance of electromagnetic field shall be adopted.
Contents of HG/T 20512-2000
1 General Rules
2 Basic Principles
3 Selection of Measuring Pipeline
4 Pneumatic Signal Pipeline Selection
5 Measuring Pipeline and Pneumatic Signal Pipeline Laying
6 Selection of Wire and Cable
7 Wire and Cable Laying
8 Tubing and Wiring inside of the Instrument Panel (Box, Cabinet)
Explanation of Wording in This Code