English — Forum #350 (Page 66/163)

1. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question from 2020-07-20 - HCBBS Forum
2. Cologne Optimass 7000 sensor resistance - HCBBS Forum
3. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question from 2020-10-11 - HCBBS Forum
4. Flow meter for measuring concentrated sulfuric acid - HCBBS Forum
5. Things to keep in mind when installing dvc6200 - HCBBS Forum
6. Method for measuring the waveform of the intelligent alternator in a Ford Focus vehicle using an oscilloscope - HCBBS Forum
7. Seeking help regarding faults in Zhejiang University’s control system - HCBBS Forum
8. What are the functions of proportional control, integral control, and derivative control respectively? - HCBBS Forum
9. Application of external-mounted level gauges in hazardous chemical tank farms - HCBBS Forum
10. Valve feedback assistance needed - HCBBS Forum
11. Minimum pressure rating for glass plate level gauges - HCBBS Forum
12. What does this mean? - HCBBS Forum
13. 【Video】Working principle and usage tips of magnetic induction switches (available upon reply) - HCBBS Forum
14. The seven built-in safeguards of the intelligent diameter measuring instrument - HCBBS Forum
15. Step control, control valve and shut-off valve - HCBBS Forum
16. Issues in selecting level gauges - HCBBS Forum
17. The correct way to open and close a stainless steel three-way ball valve - HCBBS Forum
18. What the hell is this? Pneomagnetic valve - HCBBS Forum
19. Principle of the locator: What is the relationship between the baffle, nozzle, throttle hole, and amplifier? - HCBBS Forum
20. Instrumentation Equipment List Template - HCBBS Forum
21. Regarding issues with double-flange transmitters - HCBBS Forum
22. Reading values of glass rotameters at different pressures - HCBBS Forum
23. The photoelectric diameter meter can detect the range of rolled materials - HCBBS Forum
24. Series of Posts on Preventing Common Problems in Instrument Installation (VI) - HCBBS Forum
25. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question dated 2020-10-04 - HCBBS Forum
26. Who has used the Mocon MC50 universal flameproof solenoid valve? - HCBBS Forum
27. Seeking help with thermal resistance issues - HCBBS Forum
28. What is the purpose of testing the EJA differential pressure level transmitter circuit? - HCBBS Forum
29. Take you to understand the sealing principles of various types of eccentric butterfly valves - HCBBS Forum
30. CS3000 issues - HCBBS Forum
31. Rigid seal and soft seal - HCBBS Forum
32. How to extend the lifespan of electric temperature control valves - HCBBS Forum
33. Working principle and uses of temperature control valves - HCBBS Forum
34. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question dated 2020-07-30 - HCBBS Forum
35. What needs to be done before installing a fluorinated-lined ball valve? - HCBBS Forum
36. Installation of electric temperature control valves - HCBBS Forum
37. 【Discussion】On the issue of measuring the flow rate of materials in pipelines using instruments - HCBBS Forum
38. Coverage radius of the oxygen detector - HCBBS Forum
39. Help! As shown, how are the positioner and limit switch installed together - HCBBS Forum
40. Seek help: issue with the alarm output of the ROTORK electric valve - HCBBS Forum
41. Under what conditions should a single-acting pneumatic actuator be chosen? Under what conditions should a double-acting pneumatic actuator be chosen? The difference between the two - HCBBS Forum
42. Help needed! What are the pipe dimensions for the connections of special pipe fittings in the PID diagram? - HCBBS Forum
43. Precautions for installing solenoid valves - HCBBS Forum
44. Given the high temperature in the evaporator, fluctuations in the liquid level, and the presence of crystalline particles, what type of level switch should be chosen? - HCBBS Forum
45. Performance of ductile iron valves and their application in HVAC systems - HCBBS Forum
46. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question dated 2020-06-15 - HCBBS Forum
47. Instrument tray for chemical plants - HCBBS Forum
48. What are the characteristics of medium-line soft-seal butterfly valves? - HCBBS Forum
49. What do X-type, Y-type, and Z-type mean in terms of positive pressure ventilation purge patterns? Which standard does it fall under? - HCBBS Forum
50. How to resolve deviations in the measurement values of Rosemount flowmeters - HCBBS Forum
51. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question dated 2020-09-18 - HCBBS Forum
52. Replace the pneumatic control valve with an electric control valve - HCBBS Forum
53. Process Engineering Division – Instrumentation and Automation Section – Daily Topics – Topic No. 2020-11-26 - HCBBS Forum
54. Questions regarding instrument automation and control - HCBBS Forum
55. The oxygen content in the reformer regeneration unit has repeatedly reached its maximum value in short periods of time recently, resulting in a shutdown due to excessive regeneration heat - HCBBS Forum
56. 【Video】Structure assembly and working principle of the directional control valve (available upon reply) - HCBBS Forum
57. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question dated 2020-07-26 - HCBBS Forum
58. Honeywell configuration - HCBBS Forum
59. Precautions for using vortex flowmeters in measuring coke oven gas - HCBBS Forum
60. Bed temperature control in diesel hydrogenation reactors - HCBBS Forum
61. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question No. 2020-05-06 - HCBBS Forum
62. Vortex flow meter - HCBBS Forum
63. Beijing Hance Float Level Gauge RWHC-LXL - HCBBS Forum
64. On PID Parameter Tuning as Well - HCBBS Forum
65. Let’s take a look at the working principle of this control valve with three solenoid valves, and how to use it - HCBBS Forum
66. Solution to Honey PKS output initialization fault - HCBBS Forum
67. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question from 2020-05-03 - HCBBS Forum
68. Issues regarding the selection of pneumatic control valves and solenoid valves - HCBBS Forum
69. For sealed horizontal tanks with a medium that is more viscous than honey, what are some good level gauges? - HCBBS Forum
70. Quick look: little tips on gauge threads - HCBBS Forum
71. What factors should be considered when choosing a bottom valve? - HCBBS Forum
72. Does the orifice plate calculate the differential pressure under standard conditions, and does the transmitter display the flow rate under standard conditions? - HCBBS Forum
73. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Question dated 2020-01-13 - HCBBS Forum
74. Nanjing Keyuan NT6000 - HCBBS Forum
75. Seek the internal structure of the diaphragm head in thin-film control valves - HCBBS Forum
76. If you don’t understand, ask; regarding control valves, the flow coefficient and opening degree of control valves - HCBBS Forum
77. Instrument Technician’s Manual, Second Edition (PDF High Resolution Version) - HCBBS Forum
78. Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question from 2020-03-20 - HCBBS Forum
79. Correct installation method for E H mass flow meter - HCBBS Forum
80. Is there any explosion-proof box made of plastic material? - HCBBS Forum
81. Honey DCS image upload - HCBBS Forum
82. What is an alarm dead zone? - HCBBS Forum
83. Documentation required for instrument acceptance - HCBBS Forum
84. Yesterday, I was shocked to hear that Zhuhai has once again failed – there was an explosion. Well, I spent a whole day thinking about the instrument safety system....... - HCBBS Forum
85. Which control valve is good for ion exchangers - HCBBS Forum
86. What type of flow meter is generally suitable for measuring pure water with low conductivity? - HCBBS Forum
87. When an ultrasonic flowmeter is operating in reverse flow, will the cumulative amount still increase normally? ? ? - HCBBS Forum
88. Temperature fluctuation issue - HCBBS Forum
89. Selection of double-flange level gauges - HCBBS Forum
90. Design basis for laying communication cables day by day - HCBBS Forum
91. Come in and discuss the wiring methods for two-wire, three-wire, and four-wire level switches - HCBBS Forum
92. Is there 24V voltage on the signal wires of the four-wire mass flow meter? - HCBBS Forum
93. Process Engineering Division – Instrumentation and Automation Technology Exchange Forum – Daily Question – Questions 12–29 - HCBBS Forum
94. Can a self-acting control valve be installed in reverse? I would like to ask for advice - HCBBS Forum
95. Happy new year! Haiyou has purchased 4 submersible level gauges with diaphragms that do not come into contact with liquid, to be used in fully automatic sewage pumping stations; there are pictures as proof. - HCBBS Forum
96. What causes the thermocouple sheath to break and fail? - HCBBS Forum
97. How to set the meter head and DCS range for vortex flowmeters - HCBBS Forum
98. Working principle of valve positioners - HCBBS Forum
99. The Coriolis mass flowmeter transmitter does not display anything when powered on - HCBBS Forum
100. ASME orifice plate XLSM calculation program - HCBBS Forum