English — Forum #350 (Page 7/163)

1. [2025 Issue Sharing] Common Issues in HAZOP Analysis (8/15) - HCBBS Forum
2. Dinghua Radar Instrument Training School: What should be taken into consideration when maintaining radar level gauges? - HCBBS Forum
3. ECS-700 - HCBBS Forum
4. 【Weekend Share-11】Is it considered a serious safety hazard when the gas detectors set up in a company are configured to detect incorrect types of gases? - HCBBS Forum
5. What functions can be achieved by using HART in the IO modules of PLCs/DCS systems? - HCBBS Forum
6. 【2025 Temperature Meters】How to determine whether a temperature measurement system meets the technical requirements for process measurement - HCBBS Forum
7. What type of pipe should be used to connect an 800L liquid ammonia cylinder to the vaporizer? - HCBBS Forum
8. Steps for starting and stopping the high-pressure three-valve assembly - HCBBS Forum
9. What is the difference between vortex flow meters and rotameter flow meters? - HCBBS Forum
10. 【Haichuan Safety Discussion】Hidden Dangers Around Us – Unclear Nameplates on Instrumentation Equipment and Lack of Tag Numbers - HCBBS Forum
11. 【2025 Fun Fact】The function of the explosion-proof disc on the cover of the Fisher DVC6200 locator - HCBBS Forum
12. Configuration method of Hilscher BATCH - HCBBS Forum
13. Common faults of electric control valves and their solutions - HCBBS Forum
14. [2025 Chemical Industry Insights] Brand Finance’s 2025 Global Chemical Brand Value Ranking has been officially released - HCBBS Forum
15. 【2025 Book Sharing】Essential Reading for Online Analytical Instrument Technicians - HCBBS Forum
16. Number of control room doors - HCBBS Forum
17. Issues with the positioner of the control butterfly valve - HCBBS Forum
18. Summary of the advantages and disadvantages of DCS systems from various brands - HCBBS Forum
19. It is possible to determine the on/off status of the cut-off valve - HCBBS Forum
20. Remote issue with emergency stop switch - HCBBS Forum
21. What measures can be taken during cable laying construction in winter? - HCBBS Forum
22. The historical curve cannot be opened in the Wincc screen - HCBBS Forum
23. 【2025 Control Systems】Methods for clock synchronization of DCS, SIS, and GDS, deviations, and implementation - HCBBS Forum
24. Steps for cleaning crystallization or contamination on the antenna of 80GHz radar level gauges - HCBBS Forum
25. Level gauge with remote transmission - HCBBS Forum
26. Dinghua Radar Instrument Training School: What is a frequency-modulated continuous wave radar level gauge? - HCBBS Forum
27. 【Y2025】Is it necessary to conduct mandatory calibration of the air source pressure gauge on the valve? - HCBBS Forum
28. Seek advice on dryer processes - HCBBS Forum
29. [Haichuan Technical Documentation] Latest Requirements for Tank Level Settings in Enterprises Handling Major Hazardous Chemicals - HCBBS Forum
30. 【Typical Issues in Flow Meter Installation 011】Mass flow meters should be installed away from sources of vibration - HCBBS Forum
31. Seeking advice on the operational stability of wireless pressure transmitters - HCBBS Forum
32. Orifice plate flow meter for measuring steam - HCBBS Forum
33. Can vortex flow meters be used with an enlarged diameter? - HCBBS Forum
34. Who has the ANSI/ISA 5.1-2022 graphic symbol standard? - HCBBS Forum
35. What do TON and TOFF, as well as TOF, mean? - HCBBS Forum
36. Concepts and distinctions between primary instruments, secondary instruments, local instruments, and remote transmission instruments - HCBBS Forum
37. Regarding the issue of independently setting up GDS and DCS systems - HCBBS Forum
38. Alarm calibration - HCBBS Forum
39. 【2025 Control Valves】The “appropriate” range of flow velocity downstream of control valves - HCBBS Forum
40. 【2025 Level Gauges】Selection of static pressure level gauges - HCBBS Forum
41. Dinghua Radar Instrument Training School: The uniqueness of radar level gauges - HCBBS Forum
42. 【2025 Major Upgrade】The Rosemount™ Remote Sealing System 1199 will be upgraded to 1299 - HCBBS Forum
43. Can you distinguish the similarities and differences between the two key tools for temperature measurement: thermocouples and thermal resistors? - HCBBS Forum
44. Issues regarding the installation of flameproof instrument cable connectors - HCBBS Forum
45. Help, what does it mean when the gauge is represented by a circle with a frame? - HCBBS Forum
46. 【Ten Years of Rapid Development in Chemical Processing Equipment】From 2679 to 2025, the world’s first DN700 swirl vortex flowmeter was developed, breaking the monopoly held by high-end flowmeters - HCBBS Forum
47. [Weekend Share-13] Should tank level gauges indicate upper and lower limits? - HCBBS Forum
48. Application of online hardness analyzers in boiler water and pharmaceutical purified water systems - HCBBS Forum
49. Instrument alarm management events in the deltatav system - HCBBS Forum
50. 【Typical Issues in Flow Meter Installation 008】For locations where observation is difficult, it is recommended to use split-type meters - HCBBS Forum
51. Use of Pneumatic Ceramic Ball Valves - HCBBS Forum
52. Air supply pipeline air source ball valve - HCBBS Forum
53. 【2025 New Product Launch】Rosemount™ introduces the new 4051S pressure transmitter - HCBBS Forum
54. Another international certification added! Dinghua Electronics’ DHE-RD radar level gauge series has obtained global HART certification - HCBBS Forum
55. Sharing of health management devices - HCBBS Forum
56. Is it okay to install the load cell this way? - HCBBS Forum
57. 【2025 Brand Review】Common Imported Brands of Valve Positioners - HCBBS Forum
58. Issues related to control signals for intelligent integrated electric valves - HCBBS Forum
59. [2025 Chemical Industry News] Exxon Mobil’s cycloolefin resin project launched in Zhuhai - HCBBS Forum
60. Selection of large-diameter, low-flow-rate gas flowmeters - HCBBS Forum
61. Looking for manufacturers of indoor pressure control devices - HCBBS Forum
62. Tank level - HCBBS Forum
63. Issues regarding the ceiling height of the control room - HCBBS Forum
64. Jilin Carbon Valley has been granted a utility model patent: “A pipeline feeding metering system”” - HCBBS Forum
65. 【2025 Standards】GB/T 3091-2025 \"Welded steel pipes for low-pressure fluid transport\" will come into force officially on October 1, 2025 - HCBBS Forum
66. The electric actuator keeps flipping back and forth - HCBBS Forum
67. Power supply for pH meter circuit? - HCBBS Forum
68. Control Valve Selection Calculation Software V1.0 - HCBBS Forum
69. 【Ten Years of Rapid Development in Chemical Equipment】From 2021 to 2024, Dalian Institute of Chemical Physics released the Intelligent Chemical Engineering Large Model 2.0 - HCBBS Forum
70. Component list of the actuator cut-off valve - HCBBS Forum
71. 【Ten Years of Rapid Development in Chemical Processing Equipment】New intelligent instrumentation systems for plasma systems, fully domestically developed, were put into use for the first time between 2025 and 2588 - HCBBS Forum
72. 【Ten Years of Rapid Development in Chemical Equipment】From 2020 to 2024, Huawei, in collaboration with Yuntianhua, introduced the world’s first real-time online optimization technology for gasification RTO systems - HCBBS Forum
73. 【2025 At a Glance】Key Differences Between Air-Open Valves and Air-Close Valves - HCBBS Forum
74. Summary of Instrument Manufacturing Standards - HCBBS Forum
75. 【Typical Issues in Flow Meter Installation 012】The installation orientation of Wilo flow sensors for measuring liquids and gases is different - HCBBS Forum
76. 【Typical Issues in Flow Meter Installation 006】Requirements for straight pipe sections before and after an electromagnetic flow meter - HCBBS Forum
77. [2025 Control Systems] Can DI and DO signal cables in a SIS system share the same multi-core cable? - HCBBS Forum
78. Sharing of successful cases in industrial equipment health management - HCBBS Forum
79. In these cases, the PLC needs to have a gateway address set - HCBBS Forum
80. Hollyland DCS - HCBBS Forum
81. 【2025 Typical Gas Path】Typical Gas Path Control Functions-3/50 - HCBBS Forum
82. A Record of Winter Night Shifts 1 - HCBBS Forum
83. 【Y2025】Understand the meaning of markings on flanges at a glance - HCBBS Forum
84. How to draft a technical agreement for purchasing some equipment for a company - HCBBS Forum
85. Dinghua Radar Instrument Training School: What technologies are used in the measurement of levels with guided-wave radar level gauges? - HCBBS Forum
86. Is it necessary to cut off the instrument air supply when operating the pneumatic control valve with an on-site handwheel? - HCBBS Forum
87. 【2025 Instrumentation Measurement】Three scenarios where dual-system configuration is required for tank level measurement - HCBBS Forum
88. Who can share information on the process of anti-surge and decoupling in centrifugal compressors (the principle of dynamic staging)? Thank you - HCBBS Forum
89. 【2025 Knowledge Accumulation】3. Level measurement issues - HCBBS Forum
90. 【Weekend Share-2】Does an emergency stop button need a protective cover? - HCBBS Forum
91. 【Typical Issues in Flow Meter Installation 003】Improper installation of wedge flow meters results in no space for disassembly and repair - HCBBS Forum
92. How to choose the range for a transmitter - HCBBS Forum
93. Seeking help with orifice plate flow meter issues - HCBBS Forum
94. 【2025 Accumulated Knowledge】11. Issues in measuring level with contactless radar level gauges - HCBBS Forum
95. For cut-off valve feedback, use a proximity switch - HCBBS Forum
96. 【2025 Industry Trends】Wanhua Chemical, Zhejiang Hengyi, BASF, Dow... make it onto the 2025 China ESG Impact List - HCBBS Forum
97. Standards for flanges of large-diameter pipe orifice plates - HCBBS Forum
98. Selection issues for heat transfer oil flow meters - HCBBS Forum
99. Selection of remote level gauges for propylene floating roof storage tanks - HCBBS Forum
100. Interpretation of DCS Configuration (ECS700) - HCBBS Forum