English — Forum #350 (Page 98/163)

1. How should the 7 wires of the electric butterfly valve xhq-100 220 be connected? - HCBBS Forum
2. Considerations for selecting acid-base meters - HCBBS Forum
3. Regarding instrument grading - HCBBS Forum
4. How to calibrate steam flow online - HCBBS Forum
5. Calculate flow rate using differential pressure - HCBBS Forum
6. Filters and hold-down valves used in conjunction with valve positioners - HCBBS Forum
7. The significance of the motor current signal entering the DCS - HCBBS Forum
8. Hollyland electronic tuning PID calibration - HCBBS Forum
9. Which one consumes the most air: control valves, regulating valves, diaphragm pumps, or bag filters? - HCBBS Forum
10. Issues regarding interference with intelligent positioners - HCBBS Forum
11. Tutorial for Yokogawa CS3000 - HCBBS Forum
12. When selecting instruments for design, how should instrument flanges be chosen? - HCBBS Forum
13. Single-unit debugging of Fisher intelligent locator - HCBBS Forum
14. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 02–25 - HCBBS Forum
15. Domestic single-flange pressure transmitters have a range of 0 to 10 MPa; which manufacturers produce them well? - HCBBS Forum
16. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Question 03-01 - HCBBS Forum
17. How to choose a steam pressure regulator - HCBBS Forum
18. Commissioning steps for the American Pais DPC7000 intelligent valve positioner - HCBBS Forum
19. How should \"three-out-of-two\" and \"two-out-of-two\" in the interlock system for tank level gauges be understood? Does three and two refer to the liquid level signal or... - HCBBS Forum
20. The dual-coil solenoid valve cannot open properly with a 6 kg air supply, but it opens normally with a 4 kg air supply - HCBBS Forum
21. Can the dual UPS power supplies in the instrument cabinet room be combined at the point where the UPS outputs are located? - HCBBS Forum
22. The difference between thermal resistors and thermocouples - HCBBS Forum
23. Issues related to the use of explosion-proof flexible hoses - HCBBS Forum
24. The function of the reboiler heating tube bundle - HCBBS Forum
25. Fluctuations in the measurement of cryogenic liquids - HCBBS Forum
26. Has anyone used modscan32 for debugging? - HCBBS Forum
27. Siemens PLC course materials - HCBBS Forum
28. Selection of solenoid valves for steam heating stations - HCBBS Forum
29. EMERSON DL8000 batch controller - HCBBS Forum
30. Pneumatic level gauge - HCBBS Forum
31. Guide to disassembling Rosemount zirconia analyzer probes - HCBBS Forum
32. Two-input one-output high-select output isolation gate - HCBBS Forum
33. Should the control system manufacturer provide the program or not? - HCBBS Forum
34. Issues related to the application of venturi flow meters - HCBBS Forum
35. Selection of torch gas flow meter - HCBBS Forum
36. Pneumatic control in the PID diagram represents - HCBBS Forum
37. New to instrumentation, seeking guidance from experts - HCBBS Forum
38. Low-flow resection problem - HCBBS Forum
39. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 04–27 - HCBBS Forum
40. Regulator positive and negative feedback - HCBBS Forum
41. Do differential pressure or flow meters measure velocity? - HCBBS Forum
42. Select a gauge with a pipe diameter of DN200, a pipeline pressure of 2~7 kPa, and a medium of 65% HCl hydrogen chloride gas (which may contain water vapor)! - HCBBS Forum
43. Friends who are familiar with instrumentation, please help identify what type of flow meter this represents in the PID diagram - HCBBS Forum
44. An interesting question regarding pipeline pressure - HCBBS Forum
45. iict4 distribution box - HCBBS Forum
46. Seeking knowledge - HCBBS Forum
47. Regarding the differences between the two types of relays - HCBBS Forum
48. Basic quality requirements for instrument supervisors - HCBBS Forum
49. SIS system - HCBBS Forum
50. Summary of incorrect installation methods for flowmeters - HCBBS Forum
51. Newbie seeks expert help to resolve drum level issue - HCBBS Forum
52. Sorrow! Is it necessary to ground the instrument enclosure? - HCBBS Forum
53. Application modification of the Teledyne 6020 UV analyzer for H2S detection in natural gas: 0–5000 ppm - HCBBS Forum
54. Shanghai Yino Mass Flow Meter - HCBBS Forum
55. Level gauge - HCBBS Forum
56. Seeking the model of cable sealing joint - HCBBS Forum
57. I’d like to ask the experts how to understand this image - HCBBS Forum
58. How many levels are there in the hierarchical management of process interlocks? What are the criteria for its grading? - HCBBS Forum
59. Consulting about ABB double-acting positioners - HCBBS Forum
60. Installation of instruments at the outlet of the temperature and pressure reducer - HCBBS Forum
61. Issues regarding the installation of the Zhejiang University Zhongkong JX300XP system - HCBBS Forum
62. Closed-loop identification of cascade control systems and PID parameter tuning - HCBBS Forum
63. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 04–17 - HCBBS Forum
64. Experts, which type of flow meter is best for compressed air and nitrogen in air compression stations? - HCBBS Forum
65. What causes such a curve to appear on a radar level gauge? - HCBBS Forum
66. How to configure the Zhejiang University Zhongkong JX-300X proportional control using the graphic programming module? - HCBBS Forum
67. Seeking digital pressure switches for purchase - HCBBS Forum
68. Principle of intelligent locator - HCBBS Forum
69. Rosemount Instruments - HCBBS Forum
70. Questions regarding the interpretation of clause 8.1.12 in the HG_T20512-2014 Standard for the Design of Instrument Piping and Wiring? - HCBBS Forum
71. What is the voltage rating of M20*1.5? - HCBBS Forum
72. Experts: Could you please provide the full forms of the abbreviations below? - HCBBS Forum
73. Simulation software dedicated to control - HCBBS Forum
74. Experience using imported electric actuator brands and the differences compared to domestic brands - HCBBS Forum
75. Circuit explanation - HCBBS Forum
76. Seeking the logical control diagram for valves - HCBBS Forum
77. Where can I find the documents and regulations regarding the safety design of instruments and systems? - HCBBS Forum
78. How to determine the medium density of the liquid separation tank and the water seal tank - HCBBS Forum
79. Calibration of double-flat flange level gauge 475 - HCBBS Forum
80. SIS shut-off valve - HCBBS Forum
81. Clarifying doubts about instruments and meters: Two major issues in the significant cross-sector expansion of domestic brands - HCBBS Forum
82. Pre-treatment of analytical instruments in vinyl chloride plants - HCBBS Forum
83. Which specific flow elements do the Eccentric and Segmental types refer to? - HCBBS Forum
84. DCS card issue - HCBBS Forum
85. DCS PLC network communication - HCBBS Forum
86. Who has information on the Pailis probe? Send it over so I can learn from it - HCBBS Forum
87. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 02–24 - HCBBS Forum
88. What kind of valve is this, and what is its principle? - HCBBS Forum
89. Differences between operating pressure and design pressure, operating flow rate and design flow rate, operating temperature and design temperature - HCBBS Forum
90. Regarding the selection of flowmeters - HCBBS Forum
91. Discussion on instrument qualifications - HCBBS Forum
92. Instrumentation valves for liquid bromine media - HCBBS Forum
93. Zhejiang University Zhongkong G5 series PLC? - HCBBS Forum
94. Shangrun Digital Display Instrument Selection Sample - HCBBS Forum
95. Does anyone know about Chint Zhongzi control systems? Let me give you an introduction. - HCBBS Forum
96. 475 Startup exception - HCBBS Forum
97. The meaning of choosing one out of two interlock pressure conditions for the same measurement point - HCBBS Forum
98. Setup of the air supply line for pneumatic valves - HCBBS Forum
99. I have a question about flow meters and would like to ask everyone for advice - HCBBS Forum
100. Relationship between valve operating pressure and nominal pressure - HCBBS Forum