English — Forum #350 (Page 18/163)

1. Signal isolation module types - HCBBS Forum
2. Explosion-proof cable tray - HCBBS Forum
3. How to choose between flow-open and flow-close for control valves - HCBBS Forum
4. I need a sample of an explosion-proof gland - HCBBS Forum
5. Do the measurement data from the SIS system need to be transmitted to the DCS? - HCBBS Forum
6. UPS room setup - HCBBS Forum
7. Instrument 3C certification. - HCBBS Forum
8. How to use a Fisher control valve in conjunction with an Emerson Coriolis flow meter - HCBBS Forum
9. Categorized organization of instrument issues–Solutions for complex problems - HCBBS Forum
10. Selection of pipeline materials for chemical plants - HCBBS Forum
11. Use of cables dedicated for instruments - HCBBS Forum
12. Calibration method for Yokogawa FLXA402PH meter - HCBBS Forum
13. Pressure gauge issue - HCBBS Forum
14. 【Ten Years of Rapid Development in Chemical Equipment】1425-2023: The first in China! Operation of the Xiangguosi Intelligent Gas Storage Facility Cloud Platform commenced - HCBBS Forum
15. A temperature controller can be implemented that allows one temperature sensing point to control two control valves, one for cooling and one for heating. - HCBBS Forum
16. Cable tray bridging grounding - HCBBS Forum
17. Yokogawa’s steam vortex flow meter requires the density value to be changed whenever there is a change in pressure - HCBBS Forum
18. Two-color quartz glass tube level gauge - HCBBS Forum
19. Dinghua Radar Knowledge Lecture: How to Extend the Service Life of Radar Level Gauges - HCBBS Forum
20. Release the 8th wave of instrument book introductions – free download with screenshot highlights - HCBBS Forum
21. Difference between ultrasonic level gauges and hydrostatic level gauges - HCBBS Forum
22. Regarding how field instruments can better support the operation of the installation - HCBBS Forum
23. Is the jacketed mass flow meter useful? - HCBBS Forum
24. A question about cables - HCBBS Forum
25. Comparison Table - HCBBS Forum
26. Clarifying the transmitter self-diagnosis function in the instrument selection specifications - HCBBS Forum
27. Seeking help with vortex flow meters - HCBBS Forum
28. Variable frequency pump signal to DCS - HCBBS Forum
29. The application of a new type of external level transmitter in our company - HCBBS Forum
30. Discussion on repairing the bypass switch MOS and operating the bypass switch OOS - HCBBS Forum
31. Explanation of solenoid valves - HCBBS Forum
32. Seeking help with Ex-i and ia, ib - HCBBS Forum
33. Honeywell PKS510.2 virtual machine - HCBBS Forum
34. Will industrial tycoons’ investment in real estate at rock-bottom prices boost the steel industry? - HCBBS Forum
35. Online alkali solution monitoring instrument - HCBBS Forum
36. Can flammable and toxic gases only trigger a second-level audible and visual alarm? - HCBBS Forum
37. Selection issues for reaction kettles equipped with stirring level gauges – accuracy requirements - HCBBS Forum
38. The total time displayed on Dahua cameras changes automatically - HCBBS Forum
39. Cable length from field instruments to the control room - HCBBS Forum
40. Ask the seniors for some materials, information or books on solenoid valves, actuators, and valves - HCBBS Forum
41. Why can’t Intools be used to define instruments? - HCBBS Forum
42. 【Ten Years of Great Progress in Chemical Technology】The intelligent control system for China’s first domestic refinery with a processing capacity of 10 million tons was approved between 2014 and 2023 - HCBBS Forum
43. 【Chromatographs, Spectrometers】Standard Compilation - HCBBS Forum
44. PID diagram analysis - HCBBS Forum
45. 【Ten Years of Rapid Development in Chemical Processing Equipment】From 2012 to 2023: China’s first fully domestic PLC and RTU control systems for oil and gas pipelines were put into operation - HCBBS Forum
46. How should the isolation fluid be selected for a material system that is in contact with both halogenated hydrocarbons and hydrofluoric acid? - HCBBS Forum
47. High-voltage motor coil temperature - HCBBS Forum
48. Glass plate level gauge - HCBBS Forum
49. What does PV next to DCS mean? - HCBBS Forum
50. Newbie’s question: What is the difference between a signal generator (process tester) and a Hart handheld communicator? - HCBBS Forum
51. Configuration and application of surge protectors in control systems - HCBBS Forum
52. Is the diaphragm pressure gauge on the gas supply pipeline of a natural gas boiler, with a pressure of 60 KPa, considered a pressure gauge that requires mandatory inspection? - HCBBS Forum
53. How to acquire wealth? - HCBBS Forum
54. Flow meter selection - HCBBS Forum
55. Differences between gas chromatography-mass spectrometers and liquid chromatography instruments - HCBBS Forum
56. I want to apply for an intermediate professional title, but I find that buying papers is really expensive these days... Those from VIP cost over 3,000 - HCBBS Forum
57. The seismic resistance is reflected in whether there is no iron present - HCBBS Forum
58. 【Ten Years of Rapid Development in Chemical Equipment】The installation of Balin Petrochemical’s first domestically produced Distributed Control System (DCS) from 1150 to 2023 - HCBBS Forum
59. PDHID detector price - HCBBS Forum
60. Is the orifice plate calculation correct? - HCBBS Forum
61. Self-protection issues of glass plate level gauges - HCBBS Forum
62. Stainless steel knowledge and material comparison table - HCBBS Forum
63. CENTUM VP can open BKHBOS, but it cannot be opened - HCBBS Forum
64. Calibration of radio frequency admittance level gauge - HCBBS Forum
65. Are there any recommended manufacturers of Pitot tube flow meters? The price seems quite high. - HCBBS Forum
66. Flow meter - HCBBS Forum
67. Intermittent reaction kettle, issues with the Safety Instrumented System (SIS) setup - HCBBS Forum
68. Standard representation method for chains - HCBBS Forum
69. Vacuum pressure - HCBBS Forum
70. I worked the night shift without bringing a multimeter - HCBBS Forum
71. \"Application Techniques for Flow Measurement Instruments\" (2nd Edition) - HCBBS Forum
72. PID control - HCBBS Forum
73. Single-flange diaphragm pressure transmitter - HCBBS Forum
74. The grounding ring for electromagnetic flowmeters should be considered standard equipment; shouldn’t all flowmeters come with one? - HCBBS Forum
75. Selection of level gauge for esterification reactor - HCBBS Forum
76. I have several questions regarding the junction box and need help - HCBBS Forum
77. Boiler level control, three-pulse, two-out-of-three logic, interlock operations for high and low level conditions. - HCBBS Forum
78. There is a elbow and a control valve in front of the vortex flow meter; which one should be used to determine the straight pipe section? - HCBBS Forum
79. Do pressure transmitters and thermal resistors used for measurement in chemical plants need to be calibrated regularly? - HCBBS Forum
80. Recommended mass flow meters with PFA lining - HCBBS Forum
81. I would like to ask what TR10 and TR40 mean in the PT100 model - HCBBS Forum
82. Calculation methods and software for the natural frequency, eddy current shedding frequency, and pressure resistance of thermowells (thermometer casings) - HCBBS Forum
83. Does a regular instrument using a three-out-of-two logic function equate to an SIL2 instrument? - HCBBS Forum
84. Stability of wireless remote metering networks - HCBBS Forum
85. Issues with Advanced Process Control APC in the UNIPOL process - HCBBS Forum
86. Problems with temperature measuring instruments - HCBBS Forum
87. How is this portable pH meter calibrated? - HCBBS Forum
88. Fiberglass cable trays are insulating materials; why do they need to be grounded? - HCBBS Forum
89. GDS - HCBBS Forum
90. What is the difference between measuring the pressure difference before and after the dust collector, using two pressure transducers on each side, and using just one pressure difference transmitter? - HCBBS Forum
91. Safety Status Assessment Report Template - HCBBS Forum
92. Grounding issues with on-site instruments - HCBBS Forum
93. Are SIS cables housed in separate trays? - HCBBS Forum
94. Compressed air regulating valve selection - HCBBS Forum
95. Similar to an automatic feeding system - HCBBS Forum
96. Calculation of thermal siphon reboiler HTRI - HCBBS Forum
97. Issues with the oxygen content measurement values in oxidation reactions involving high-risk processes - HCBBS Forum
98. The meaning of valve markings - HCBBS Forum
99. The output from the PLC side of the control valve is opposite to the actual valve opening – what should be done? - HCBBS Forum
100. Application Case of Dinghua Electronics External Level Gauge in Liquid Gas Tank Level Measurement - HCBBS Forum