English — Forum #350 (Page 92/163)

1. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 04–26 - HCBBS Forum
2. Multimeter for measuring thermocouples - HCBBS Forum
3. SIS system certification - HCBBS Forum
4. I can’t understand the pneumatic circuit diagram of the solenoid valve; I hope someone experienced can give me some guidance - HCBBS Forum
5. SIL certification - HCBBS Forum
6. Breakage of the armored sheath of multi-point thermocouples - HCBBS Forum
7. Flow meter selection - HCBBS Forum
8. Does anyone here have a communication group for chemical process instruments? - HCBBS Forum
9. Pilot solenoid valve shutdown conditions - HCBBS Forum
10. DI channel issues in the GE SIS system - HCBBS Forum
11. Dismantling of Rosemount vortex flowmeter - HCBBS Forum
12. Basic functions of the domestic HART475 handheld operator - HCBBS Forum
13. Dcs alarm - HCBBS Forum
14. Structural principles of pneumatic control valves, differences in control methods, and differences from solenoid valves - HCBBS Forum
15. Position-locking valve - HCBBS Forum
16. Quick-opening valve - HCBBS Forum
17. Rosemount vortex flow meter - HCBBS Forum
18. Factors to consider in the selection of sewage flow meters - HCBBS Forum
19. Operation Instructions for Electromagnetic Flowmeter MA_IFC300 Converter - HCBBS Forum
20. Regarding the DC ground voltage - HCBBS Forum
21. How to use OPC and WINCC for communication with Siemens S7-200 smart - HCBBS Forum
22. Issues related to the series of Emerson mass flow meters - HCBBS Forum
23. Double-flange level gauge - HCBBS Forum
24. Sil-certified magnetic flap level gauge - HCBBS Forum
25. Cologne mass flow meter configuration for two-way flow - HCBBS Forum
26. Sharing of information on online analytical instruments - HCBBS Forum
27. Armored cable - HCBBS Forum
28. Pipe size - HCBBS Forum
29. Regarding the selection of a level gauge for a buffer tank containing liquid wax, with a height of 2 meters and a temperature of 300 degrees, what type of remote transmission level gauge would be suitable? - HCBBS Forum
30. What does a wind-proof plug for a vacuum gauge look like? - HCBBS Forum
31. Self-acting pressure regulator - HCBBS Forum
32. Instrument PFD issue - HCBBS Forum
33. Discussion on the selection of flow meters for such medium operating conditions - HCBBS Forum
34. Issues with flammable gas detection in the primary and secondary seals of the external floating disk - HCBBS Forum
35. Youwen DCS subroutine local variables - HCBBS Forum
36. Circuit test record - HCBBS Forum
37. Standards used by foreign chemical companies - HCBBS Forum
38. High-concentration sulfuric acid laboratory analyzer - HCBBS Forum
39. How to configure a noble gas analyzer - HCBBS Forum
40. How to select instruments for dust explosion-proof areas? Meet specifications - HCBBS Forum
41. Level measurement in glass-lined reaction vessels - HCBBS Forum
42. Calorimeter brands - HCBBS Forum
43. ABB Winmation Control System - HCBBS Forum
44. Dear friends, take a look at the situations in which P+F proximity switches are suitable - HCBBS Forum
45. Are there any guys who work with instruments in fiber factories? - HCBBS Forum
46. Have you ever designed a simple PLC control system? Could you briefly describe the design process and approach? - HCBBS Forum
47. Help needed - HCBBS Forum
48. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 04-09 - HCBBS Forum
49. Precautions for installing orifice plate flow meters - HCBBS Forum
50. Uniform regulations are established for the content elements, dimensions, and colors of identifiers on commonly used instruments - HCBBS Forum
51. Selection of phosphorus trichloride flow meter - HCBBS Forum
52. Selection of flow meter for accumulation - HCBBS Forum
53. What should be the explosion protection rating of the instruments used in general fine chemical enterprises? - HCBBS Forum
54. Issues with cable tray installation; seeking help from experts here - HCBBS Forum
55. Regarding differential pressure level measurement, how is the migration amount automatically calculated in BT200? - HCBBS Forum
56. Problems with using differential pressure transmitters to measure liquid levels - HCBBS Forum
57. Capillaries and pressure tubes - HCBBS Forum
58. Temperature measurement issue - HCBBS Forum
59. Must a rotameter be calibrated? - HCBBS Forum
60. go.emersonprocess.com/rosemount-en-toolkit-install-thanks - HCBBS Forum
61. Multiple images explaining the detachable structure of heat-shielded thermocouples - HCBBS Forum
62. How is a PLC transmitted to a DCS via OPC, and what devices are required for the communication between them? - HCBBS Forum
63. dcs - HCBBS Forum
64. Why do SIS use normally closed contacts, while DCS uses normally open contacts? The key issue is that the valve malfunctions and either opens or closes incorrectly; it doesn’t seem like there’s much difference - HCBBS Forum
65. I would like to ask whether it is possible to control the PLC and on-site valves via communication - HCBBS Forum
66. Siemens S7-300 PLC - HCBBS Forum
67. Conversion of saturated vapor to standard conditions (calculation of valve Cv values) - HCBBS Forum
68. Tender documents for instrumentation and control systems - HCBBS Forum
69. Is the direction of this valve correct like this? - HCBBS Forum
70. Looking for TRICON 1131 installation software - HCBBS Forum
71. Double-flange differential pressure transmitter - HCBBS Forum
72. Does anyone have any books related to the cost estimation for the installation of chemical process instrumentation? - HCBBS Forum
73. Newbie’s request for help: Regarding the requirements for toxic gas detectors in the Design Code for Flammable and Toxic Gases in Petrochemical Enterprises, GB50493... - HCBBS Forum
74. Regarding the drawing scale - HCBBS Forum
75. Calculation of sleeve vibration for flange-type temperature sensors and bimetallic thermometers - HCBBS Forum
76. Valve accessories - HCBBS Forum
77. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 03–30 - HCBBS Forum
78. Process quality control points - HCBBS Forum
79. Please ask an expert to help answer - HCBBS Forum
80. Calculation of intrinsically safe circuits and their significance in practical engineering applications _ Li Xinzhe - HCBBS Forum
81. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 03–15 - HCBBS Forum
82. interlocking - HCBBS Forum
83. Frequency of adjusting flue baffles - HCBBS Forum
84. The temperature of the electric heater won’t rise - HCBBS Forum
85. Advantages and disadvantages of using flow meters, high-level tanks + weighing modules, and metering pumps for feed measurement in fine chemical production - HCBBS Forum
86. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Question 04-04 - HCBBS Forum
87. Minimum ignition energy of combustible gases in air - HCBBS Forum
88. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 03–24 - HCBBS Forum
89. Seek examples of petrochemical process packages - HCBBS Forum
90. Honeywell DCS EPKS Chinese User Manual - HCBBS Forum
91. When the device loses power - HCBBS Forum
92. Electrical control, PLC - HCBBS Forum
93. The signals from online infrared thermometers are prone to interference - HCBBS Forum
94. SIS interlock SIL certification - HCBBS Forum
95. Can the flow rate of urea solution be measured using an electromagnetic flowmeter? - HCBBS Forum
96. Temperature rise rate alarm - HCBBS Forum
97. Regarding the definition of instrument accuracy - HCBBS Forum
98. Discussion on issues with Siemens M40 valve positioners - HCBBS Forum
99. Remote transmitter out of range - HCBBS Forum
100. Safety Instrumented System - HCBBS Forum