English — Forum #350 (Page 24/163)

1. Can a radar level gauge be used for three-layer stirring? - HCBBS Forum
2. Is it necessary for the locator to be equipped with a surge protector? Is such a low-voltage DC meter really required? - HCBBS Forum
3. Seek selection guidance for high-temperature water flow control valve - HCBBS Forum
4. Regarding whether to choose FO or FC for SIS valves - HCBBS Forum
5. CEMS online monitoring system trolley - HCBBS Forum
6. Installation direction of PSA programmable valve - HCBBS Forum
7. Selection of steam pneumatic control valves – Flow closure - HCBBS Forum
8. Differences between NAMUR proximity switches and dry contact switches - HCBBS Forum
9. 【Ten Years of Rapid Development in Chemical Processing Equipment】Automation of dry slag discharge from acetylene dry-process unit generators from 1264 to 2023 - HCBBS Forum
10. How to determine the electrode material from the additional code of Yokogawa electromagnetic flowmeters - HCBBS Forum
11. The outdoor flow display and indoor display of the EJX910 transmitter do not match - HCBBS Forum
12. tricon DO terminal board - HCBBS Forum
13. Typical fault handling for the DVC6200 locator - HCBBS Forum
14. Regarding the measurement of liquid level by ultrasonic level gauges - HCBBS Forum
15. How does a pH meter with a ball valve achieve online plugging and unplugging? - HCBBS Forum
16. Some thoughts on dealing with frozen surfaces - HCBBS Forum
17. Magnetic flap level gauges are quite unreliable, right? - HCBBS Forum
18. As a new year begins, let’s embark on a new journey together! Dinghua Electronics wishes you a happy New Year’s Day! - HCBBS Forum
19. Balance between accuracy in the measurement range and price: cost-effective width measurement using online width gauges - HCBBS Forum
20. Are the Samson 3730 series valve positioners of the flap nozzle type or piezoelectric valve type? - HCBBS Forum
21. Pipe and Tube - HCBBS Forum
22. Have you ever used a Trex HART handheld communicator? Recently I built a full-featured HART handheld terminal - HCBBS Forum
23. Release the 11th wave of introductions to instrumentation books – free download with screenshots - HCBBS Forum
24. Can Delta’s limit switches be used as two in one? - HCBBS Forum
25. Seek PH solution for analytical instruments - HCBBS Forum
26. Interference-induced temperature fluctuations in DCS systems - HCBBS Forum
27. Standard request for help - HCBBS Forum
28. Can the air supply pipeline for a pneumatic ball valve be φ25? - HCBBS Forum
29. Five principles for reviewing instrument selection samples - HCBBS Forum
30. SIS interlocking diagram - HCBBS Forum
31. 【Ten Years of Great Progress in Chemical Engineering Technology】Intelligent Control Systems for Large-Scale Oil Refining Plants with Production Capacities of Tens of Millions of Tons from 2023 to 2037 - HCBBS Forum
32. ABB Zirconia Endura AZ30 User Manual - HCBBS Forum
33. Problems with the tuning fork switch installation - HCBBS Forum
34. LORA IoT - HCBBS Forum
35. Nuo Guan, ASCO and other imported original products – is there a distributor in Wenzhou, Zhejiang? - HCBBS Forum
36. Besides Wuzhong Instruments and Chuanyi, which other domestic brands of pneumatic valves offer similar quality? - HCBBS Forum
37. Selection issues for control valves - HCBBS Forum
38. At what temperatures and pressures do temperature and pressure transmitters require cooling fins? - HCBBS Forum
39. Selection of thermocouple terminal boxes - HCBBS Forum
40. System Engineer Recruitment - HCBBS Forum
41. What is the common thread type for compressed air pipe connectors? - HCBBS Forum
42. Pump failure signals are fed into the SIS system; wiring issue - HCBBS Forum
43. Seeking information on vibration stress during the installation of CPVC pipeline control valves; thank you - HCBBS Forum
44. Understand the working principle and characteristics of flame detectors in one article - HCBBS Forum
45. Abnormal noises in online chromatographic analysis - HCBBS Forum
46. How to deal with pressure gauges that fail to pass the test at the county or municipal level? - HCBBS Forum
47. Selection of 50% hydrogen peroxide shut-off valve - HCBBS Forum
48. To what extent should the design detail of the instrument data sheets be in the process package design phase - HCBBS Forum
49. thermocouple - HCBBS Forum
50. Standard requirements for explosion protection of chemical electrical instruments - HCBBS Forum
51. Regarding the calculation of temperature sleeve frequency - HCBBS Forum
52. Are there differences between high and low explosion protection types for electrical equipment? - HCBBS Forum
53. 【Ten Years of Rapid Development in Chemical Processing Equipment】Domestic production of generic DCS I/O and intelligent junction boxes for petrochemical plants from 2012 to 2023 - HCBBS Forum
54. How is Zhejiang Zhongkong’s DCS in terms of formula management? - HCBBS Forum
55. Regulator valve selection issues (Cv value use) - HCBBS Forum
56. I have a question: during on-site construction at an oil depot, the signal cable of the flow meter was damaged. Is it possible to use it without replacing the cable? - HCBBS Forum
57. Issues regarding the standardized description of toxic gas alarm values - HCBBS Forum
58. Will silicone oil in a capillary freeze at -20°C? - HCBBS Forum
59. Regarding the labels in the flow meter CAD drawings. - HCBBS Forum
60. Dinghua Radar Knowledge Lecture: How to Ensure the Accuracy of Measurement Data from Radar Level Gauges - HCBBS Forum
61. TS certification for instruments and pneumatic valves - HCBBS Forum
62. Level gauge - HCBBS Forum
63. 1 - HCBBS Forum
64. I would like to ask how to design dust detection - HCBBS Forum
65. Intelligent guide rail-type temperature transmitter - HCBBS Forum
66. Brands of instrument air supply pipes and bayonet connectors - HCBBS Forum
67. AMS Trex (Emerson) device communicator and activation process - HCBBS Forum
68.   Precautions during the installation of temperature instruments - HCBBS Forum
69. IDM documentation for the central control intelligent device management system - HCBBS Forum
70. The electromagnetic flowmeter failed to modify the cumulative flow decimal value using Modbus communication - HCBBS Forum
71. Cable sealing assembly - HCBBS Forum
72. PH/ORP online detector - HCBBS Forum
73. Total traffic reset to zero - HCBBS Forum
74. Strange jobs on the night shift - HCBBS Forum
75. Release the 9th wave of instrument book introductions – free download with screenshot descriptions - HCBBS Forum
76. Weighing and metering - HCBBS Forum
77. Floating ball valve and fixed ball valve - HCBBS Forum
78. Everyone, take a look and see if my choice of cable tray size is appropriate - HCBBS Forum
79. Is the pressure gauge accuracy grade KL1.6 a German standard? - HCBBS Forum
80. Chlorine detector - HCBBS Forum
81. Which expert has the Zhejiang University Zhongkong ECS700 project example? Please share it! - HCBBS Forum
82. Explosion-proof sealing issue for excess holes in instrument enclosures - HCBBS Forum
83. Instrument and DCS display issues - HCBBS Forum
84. Temperature range of stainless steel and Hastelloy C - HCBBS Forum
85. Common materials for cable trays - HCBBS Forum
86. Does the protection box for an explosion-proof differential pressure transmitter also need to be explosion-proof? - HCBBS Forum
87. WD-EXMG series intelligent digital display alarm units - HCBBS Forum
88. Issues regarding the installation height of carbon dioxide gas detectors - HCBBS Forum
89. Experience in applying level measurement for urea hydrolyzers in power plants - HCBBS Forum
90. How to achieve nitrogen sealing of storage tanks and DCS control - HCBBS Forum
91. Contactless ultrasonic handheld thickness gauge - HCBBS Forum
92. I need help understanding what the letters on the control panel of the positive pressure electrical cabinet mean; the image is below - HCBBS Forum
93. Flow switch, thermal type, with attachments on the probe. Could this cause inaccurate switch signals? - HCBBS Forum
94. The ECS700 control station cannot connect to the configuration server - HCBBS Forum
95. Selection of orifice plates, nozzles, and Venturi tubes - HCBBS Forum
96. Looking for manufacturers of speed probes - HCBBS Forum
97. Hollyland MACS-K - HCBBS Forum
98. Control strategy for the cooling water system of centrifugal air compressors - HCBBS Forum
99. The automatic control valve cannot be opened - HCBBS Forum
100. Gear speed adjustment - HCBBS Forum