English — Forum #350 (Page 25/163)

1. About Siemens positioner - HCBBS Forum
2. I would like to ask what high alarm and very high alarm mean - HCBBS Forum
3. How should we view the issue of dual-UPS power supply for DCS system cabinets proposed by experts? - HCBBS Forum
4. Can the signals from several instruments control the same control valve? - HCBBS Forum
5. Tips for selecting radar level gauges - HCBBS Forum
6. Secondary alarm signal; GDS failure signal is sent to the fire control room - HCBBS Forum
7. Ultra-high pressure angle control valve and shut-off valve - HCBBS Forum
8. Discussion on SIS interlock design - HCBBS Forum
9. Considerations for selecting and using electromagnetic flowmeters - HCBBS Forum
10. The valve of the double-acting cylinder FC has opened accidentally - HCBBS Forum
11. Seeking information on the working principle of the Beckhoff KFD2-GS-1.2W - HCBBS Forum
12. Seeking clarification on the folders in the Central Control 300XP project files - HCBBS Forum
13. Installation method for submersible level sensors in pools - HCBBS Forum
14. Issues regarding the layout of the power distribution room and electronics room - HCBBS Forum
15. The Nanhua AI video intelligent supervision platform has been put into use to improve management and reduce costs - HCBBS Forum
16. Seeking advice on the selection of level gauges - HCBBS Forum
17. Principle or description of the vacuum sampler for reaction vessels - HCBBS Forum
18. Flow meter issues - HCBBS Forum
19. Accuracy of swirl flow meter? - HCBBS Forum
20. Lesson 9 of “Yitang Class” – “Design and Selection of Control Valves” - HCBBS Forum
21. Comparison of several common measurement tubes for Coriolis mass flow meters (CMF) and their applications in LNG/LGP/CNG - HCBBS Forum
22. Issues regarding the selection of the measurement range for pressure transmitters - HCBBS Forum
23. Help: Error alarm on C300 controller - HCBBS Forum
24. Masoneilan Control Valve Diameter Calculation Manual - HCBBS Forum
25. Winter night shift skills are extremely important - HCBBS Forum
26. Is a plunger valve also a type of stop valve? - HCBBS Forum
27. 60 field experience tips summarized by instrumentation engineers! - HCBBS Forum
28. Reasons for the high drive gain of Emerson mass flow meters - HCBBS Forum
29. AMS (Intelligent Equipment Management System) connection (Emerson) - HCBBS Forum
30. Which line item is used for the quota of sampling line sleeves? - HCBBS Forum
31. Is instrumentation technician skills still important? - HCBBS Forum
32. Frequency feedback signal attenuation of inverter - HCBBS Forum
33. How to measure a vacuum of 200 Pascals? Is there such a gauge? - HCBBS Forum
34. What color should the grounding wires for protective grounding and working grounding be in a DCS cabinet? Which standards or regulations specify this? - HCBBS Forum
35. Differences between imported solid flow meters and domestic solid flow meters - HCBBS Forum
36. Consultation on the service life of instrument electronic components - HCBBS Forum
37. DCS alarm - HCBBS Forum
38. Pipeline flow meter - HCBBS Forum
39. Regarding the new project DCS system - HCBBS Forum
40. Issues related to the renovation of the anti-riot control room - HCBBS Forum
41. Field instrument grounding problem - HCBBS Forum
42. Questions regarding single-flange and double-flange butterfly valves - HCBBS Forum
43. GDS is independent of the DCS system; how to control equipment and valves? - HCBBS Forum
44. Why does the 3A fuse in the 24V relay circuit inside the PLC cabinet keep blowing? - HCBBS Forum
45. Have you remembered the common steps for calibrating instruments! - HCBBS Forum
46. If it’s you who is willing to use domestic smart valve positioners? - HCBBS Forum
47. How are data between the control domains of ECS700 referenced to each other? - HCBBS Forum
48. Interpretation of the provisions regarding the installation of emergency valves on the pipelines at a distance of ten meters from the loading arm at the tank farm - HCBBS Forum
49. Issue with remote start/stop of the pump - HCBBS Forum
50. Questions regarding the SIL classification of SIS systems - HCBBS Forum
51. GB/T 2624-2006/ISO 5167 full set download - HCBBS Forum
52. “The intelligent inspection robot system for the “Dark Light Factory” project has been put into trial operation - HCBBS Forum
53. What do you think of laser gas detection technology that can perform point, line, and surface detection? ? ? - HCBBS Forum
54. [Hollyland SIS System Video Tutorial] Hollyland HiaGuard System Video Training Tutorial - HCBBS Forum
55. Insulation and heating for steam pipelines - HCBBS Forum
56. Magnetic flap level gauge - HCBBS Forum
57. Who has solenoids that meet the requirements? - HCBBS Forum
58. Are there any automation groups for nitration enterprises? - HCBBS Forum
59. Is a multi-point temperature average thermometer necessary in a servo level gauge? - HCBBS Forum
60. Can a gauge pressure transmitter be used to measure negative pressure? - HCBBS Forum
61. Places where glass tube level gauges are used - HCBBS Forum
62. Are pressure transmitters subject to mandatory calibration? - HCBBS Forum
63. Problems with voltage transformer display - HCBBS Forum
64. How to measure the level of a two-layer liquid with oil and water separation using a floating ball? - HCBBS Forum
65. ABB DCS Teaching Materials - HCBBS Forum
66. Is there anyone who can help draw the interlock logic diagram for the boiler? - HCBBS Forum
67. Problems with plans for flammable and toxic systems - HCBBS Forum
68. Liquid level measurement of the yellow phosphorus metering tank - HCBBS Forum
69. The instantaneous value of Emerson’s mass flow meter is 0 – help! - HCBBS Forum
70. 【Time-limited download | Exclusive release | Official version | Sunflower Manual】Chemical Process Design Handbook (5th Edition) - HCBBS Forum
71. Storage of hazardous chemicals in the laboratory - HCBBS Forum
72. Honeywell SM system - HCBBS Forum
73. Questions about Modbus communication - HCBBS Forum
74. How to calculate the regulating valve for gravity-fed pipelines? - HCBBS Forum
75. SIS issues in batch reactors - HCBBS Forum
76. Sample for selecting micro water analyzers - HCBBS Forum
77. 【Ten Years of Rapid Development in Chemical Equipment】Domestic control systems made breakthroughs in the high-end sector between 2012 and 2015, enabling their entry into overseas markets - HCBBS Forum
78. Fluorocarbon-lined valve diaphragm material - HCBBS Forum
79. What are the delay requirements for high/low interlocks regarding liquid level (temperature, pressure, flow rate, etc.)? - HCBBS Forum
80. Release the 3rd wave of instrument book introductions – free download with screenshot highlights - HCBBS Forum
81. Questions regarding alarm messages of HaliTech DCS HOLLIAS MACS V6.5 - HCBBS Forum
82. Analysis of the characteristics of external level gauges - HCBBS Forum
83. HART handheld communicator issue - HCBBS Forum
84. Regarding steam metering - HCBBS Forum
85. Question: What is the principle and function of the static electricity eliminator in the mixing bin of polyolefin plants, and what is the role of the pressure sensor? - HCBBS Forum
86. Flow meter selection issues - HCBBS Forum
87. Upgrade and iterate. Fushun Petrochemical adopts a new generation of intelligent inspection system - HCBBS Forum
88. Dinghua Electronics is presenting its G80 radar level gauge in Chengdu, helping hazardous materials enterprises in the southwestern region to achieve high-quality upgrades! - HCBBS Forum
89. Difference between butt welding and socket welding - HCBBS Forum
90. Are there explosion-proof electrodes for pH meters? - HCBBS Forum
91. With everything being interconnected, do you think industrial network security is secure these days? What are the vulnerabilities? - HCBBS Forum
92. Pressure gauge zero drift issue - HCBBS Forum
93. Accuracy issues of the instrument - HCBBS Forum
94. Orifice plate flowmeters are used to measure natural gas flow; how is temperature and pressure compensation implemented in the ECS700 system? - HCBBS Forum
95. Quality monitoring of the width of cold- and hot-rolled strip steel is carried out using on-line width measuring devices - HCBBS Forum
96. Zero-point calibration issue of EJA double-flange level gauges - HCBBS Forum
97. When the valve does not move, the flow rate remains very stable; automatic control is required – how should the PID parameters be set? - HCBBS Forum
98. HGT 21581-2012 Installation Manual for Automatic Control – Instrument Interface Design - HCBBS Forum
99. valve - HCBBS Forum
100. What is the output when all the input terminals of the SR flip-flop in the logical interlock diagram are 0? - HCBBS Forum