English — Forum #350 (Page 9/163)

1. 【2025 Valve Technology】Features and differences among fully enclosed, semi-enclosed, and open safety valves - HCBBS Forum
2. Electromagnetic flowmeter lining issues - HCBBS Forum
3. 【2025 Industrial Automation News】Focus on Industrial Automation News - HCBBS Forum
4. What does precision FS mean? - HCBBS Forum
5. Discussion on the issue of current interlock for the mixing motor - HCBBS Forum
6. 【2025 Industry Updates】The three major oil companies (CNPC, Sinopec, CNOOC) established nearly 30 new companies in the first five months of 2025 - HCBBS Forum
7. Can high-pressure measuring instruments be vented? - HCBBS Forum
8. I would like to know what the differences are between these two pilot valves - HCBBS Forum
9. The field display of the mass flow meter can detect temperature and density; can these values be shown on the central control system as well? - HCBBS Forum
10. 【Discussion welcome】PID control principle: Understand it after reading these three stories! - HCBBS Forum
11. Conjison Tricon 1131 Software Tutorial - HCBBS Forum
12. fusible plug temperature - HCBBS Forum
13. Electromagnetic flowmeter - HCBBS Forum
14. 【2025 Issue Sharing】Common Issues in HAZOP Analysis (7/15) - HCBBS Forum
15. Specific implementation of GB/T 44988-2024 - HCBBS Forum
16. Can orifice plate differential pressure flow meters be completely replaced by other flow meters? - HCBBS Forum
17. 【2025 Flow Meters】Negative pressure resistance of various lining materials for electromagnetic flowmeters - HCBBS Forum
18. Change in motor control method - HCBBS Forum
19. 【2025 Domestic Substitution】Kangjisen drives digital transformation in the refining industry through dual-engine approach: Fushun Petrochemical’s CCS+DCS domesticization project sets a new benchmark for self-reliance and control - HCBBS Forum
20. Dinghua Radar Instrument Training School: Several interference sources that can occur during the operation of radar level gauges - HCBBS Forum
21. Selection principles for flameproof equipment and increased safety instruments & G-thread types do not have flameproof certification available - HCBBS Forum
22. 【Y2025】Reason why the PID-based benzene alarm gives false alarms easily when it rains - HCBBS Forum
23. “Is the “intrinsic safety” explosion protection level higher than that of “explosion isolation”? - HCBBS Forum
24. A small question regarding the Modbus RS 485 communication baud rate - HCBBS Forum
25. How about insert-type electromagnetic flow meters? Are they easy to use? - HCBBS Forum
26. Is a quantitative loading system required for liquid ammonia, and are there any regulations regarding this? - HCBBS Forum
27. Fill the device’s instruments with antifreeze - HCBBS Forum
28. Seeking advice on Honeywell PKS synchronization issues - HCBBS Forum
29. Keyuan NT6000 registration code - HCBBS Forum
30. [2025 Valve Technology] Cavitation in control valves, causes of noise and blockage, and solutions - HCBBS Forum
31. Regarding the preliminary design of intelligent digital factories - HCBBS Forum
32. Interlock for organic pump fault signals in SIS - HCBBS Forum
33. How to allocate on-site instrument signals - HCBBS Forum
34. Dear HaiChuan friends, I have a question: how are emergency stop buttons represented in P&ID drawings? - HCBBS Forum
35. Dinghua Radar Instrument Training School: How radar level gauges are applied in tank farm automation systems - HCBBS Forum
36. 【2026 Flange Standards】Flange standard system and interchangeability - HCBBS Forum
37. Is it necessary to install a safety barrier for flameproof instruments when they are integrated into a DCS? - HCBBS Forum
38. Are there instruments with both explosion-proof and intrinsically safe certifications? - HCBBS Forum
39. Oxygen detector protection radius - HCBBS Forum
40. AB Rockwell MACSV7 Tutorial 2025 Edition - HCBBS Forum
41. 【Standards and Specifications】66 New Specifications Worth Paying Attention To in the Instrumentation Field in 2025 - HCBBS Forum
42. I have questions regarding the detection of flammable and toxic gases - HCBBS Forum
43. Proper use of explosion-proof putty during the installation of instrument electrical equipment - HCBBS Forum
44. 【Haichuan Intelligence】Yihua in Inner Mongolia builds smart factories using 5G industrial Internet - HCBBS Forum
45. 【2025 Book Sharing】《Online Analytical Instrument Operator’s Work Manual》 - HCBBS Forum
46. 【Exchange Studies*】This is a post for technical exchanges - HCBBS Forum
47. The first domestically produced hydrogen energy metering device was successfully tested and approved in Liaoning Petroleum - HCBBS Forum
48. Development efficiency soars! BlueBee Cloud Screen helps engineers say goodbye to staying up late​ - HCBBS Forum
49. Are there any good solutions for air leakage in the valve stem of control valves? - HCBBS Forum
50. The response data for Hilscher simulation download is incorrect; please help resolve this - HCBBS Forum
51. Some chemical plants do not allow mobile phones; can wristbands be brought in? - HCBBS Forum
52. Dinghua Radar Instrument Training School: How to correct the errors of radar level gauges - HCBBS Forum
53. Hello everyone, can the SIS system be integrated into the DCS system? - HCBBS Forum
54. Regarding whether gas stations should be equipped with combustible gas detectors - HCBBS Forum
55. 【2025 Key Points】Method to change a Fisher DVC6200 locator from double-acting to single-acting - HCBBS Forum
56. Insertion depth of temperature measuring instrument - HCBBS Forum
57. 【Y2025】200 Questions on Pressure Instruments - HCBBS Forum
58. How should these two types of level gauges be selected? - HCBBS Forum
59. 【2025 Pressure Instruments】Steps for Selecting Diaphragm Pressure Gauges and Key Parameters - HCBBS Forum
60. Issues with the diaphragm material of pressure transmitters and self-acting control valves - HCBBS Forum
61. PID control - HCBBS Forum
62. 【2025 Level Gauges】Precautions for Installing Radar Level Gauges - HCBBS Forum
63. Yokogawa Instruments HART 485 multi-parameter converter – an efficient data transmission solution - HCBBS Forum
64. Are there any requirements for using electric heat tracing in explosion-proof areas? - HCBBS Forum
65. Select Control - Describe the Image - HCBBS Forum
66. 【2025 VID】Video of the instrument valve assembly set - HCBBS Forum
67. 【2025 Typical Gas Path】Typical Gas Path Control Functions-2/50 - HCBBS Forum
68. 2025 will be more difficult than ever - HCBBS Forum
69. Is the SIL certification for control valves applied to the entire unit, or only to the components that generate signals? - HCBBS Forum
70. Regarding diesel gas detection - HCBBS Forum
71. The rotary evaporator rises and falls smoothly, offering convenience and speed - HCBBS Forum
72. Fluctuation issue at low opening degrees of butterfly valves - HCBBS Forum
73. How should the flange spacing for a magnetic flap level gauge be chosen? - HCBBS Forum
74. The alarm settings for high and low liquid levels in methanol tanks are inconsistent in the control interlock DCS, SIS, and operating procedures - HCBBS Forum
75. DCS card redundancy - HCBBS Forum
76. Why do chemical process instruments need to be grounded? ? ? ? - HCBBS Forum
77. Surge protector – Understand it by looking at the diagram - HCBBS Forum
78. Use of the Hilscher WORD_GET_BOOL function block - HCBBS Forum
79. Flow meter manufacturers - HCBBS Forum
80. Does the hydrogen control valve need to be degreased? - HCBBS Forum
81. May I ask which expert has configuration examples for Rockwell Automation systems? I need to learn *learn*. Thank you. - HCBBS Forum
82. [Discussion Thread] Which specification states that interlocking signals must use hard wires? - HCBBS Forum
83. Which type of load cell should be used for weighing in a reaction kettle - HCBBS Forum
84. What is the most promising career path in the instrumentation field? - HCBBS Forum
85. I would like to ask the teachers: How to use the PCDI module in PKS? - HCBBS Forum
86. [Inspection Knowledge for 2025] Annual inspection of pressure pipelines: Inspection items and requirements (safety accessories and instruments) as well as key inspection areas - HCBBS Forum
87. 【DCS Control Instruments---Video Tutorial for Senior Engineers】 - HCBBS Forum
88. Should valves be subject to supervision and inspection? - HCBBS Forum
89. Can the instruments and valves on the fire protection water pipes in chemical plants be connected to the DCS system? - HCBBS Forum
90. 【Standards and Specifications】The “Guidelines for Compiling Safety Requirements Specifications (SRS) for Safety Instrumented Systems (SIS)” have been issued and put into effect - HCBBS Forum
91. Step 7: Opening F1 help results in garbled characters - HCBBS Forum
92. After working for 15 years in an instrumentation company that went bankrupt, I decided to go to Tibet to pursue my career there - HCBBS Forum
93. Can fire detectors be connected directly to the station control PLC? - HCBBS Forum
94. What kind of file is POIS? - HCBBS Forum
95. 【2025 Domestic Substitution】Catalog of Domestic Substitution Products for Instruments in the Petrochemical Industry (2025 Edition) Released - HCBBS Forum
96. Minimum and maximum flow rates of the water meter - HCBBS Forum
97. Is the classification of explosion-proof areas determined during the engineering design? - HCBBS Forum
98. Siemens S7-1200 Advanced Training (Full Version) PPT - HCBBS Forum
99. Error occurred during ECS-700 configuration compilation - HCBBS Forum
100. Can self-control regulating valves and shut-off valves be installed on vertical pipes? - HCBBS Forum