English — Forum #350 (Page 131/163)

1. Explosion-proof technology - HCBBS Forum
2. Common engineering materials for petrochemical instrumentation - HCBBS Forum
3. Control circuit diagram - HCBBS Forum
4. Competition Post on Practical Application of Instrumentation Knowledge – Coriolis Flow Measurement - HCBBS Forum
5. What are the prices of radar level gauges and differential pressure level gauges? - HCBBS Forum
6. What type of instrument is suitable for a glycerin level switch? - HCBBS Forum
7. What kind of gaskets are suitable for high-temperature and high-pressure boilers - HCBBS Forum
8. What are the specification requirements for installing pressure tap pipes using capillary pressure transmitters? - HCBBS Forum
9. The double-flange level gauge measures the liquid level; it shows a reading even when the tank is empty - HCBBS Forum
10. What is the specification for the bottom plate screws of the Rossmont 4? - HCBBS Forum
11. The s7-300 PLCSIM keeps asking to restart during installation - HCBBS Forum
12. Do imported measuring devices necessarily require CPA metrological certification? - HCBBS Forum
13. Control room layout - HCBBS Forum
14. Pressure transmitters measure differential pressure - HCBBS Forum
15. Sealing connection device for the lead wires of the instrumentation probes for large-scale unit shafting systems - HCBBS Forum
16. Newbie seeking help to understand this safety barrier - HCBBS Forum
17. For the Yokogawa vortex flowmeter DY system used to measure nitrogen flow, what are the internal parameter settings? - HCBBS Forum
18. Regarding Yokogawa, Emerson DCS batch control - HCBBS Forum
19. Who knows about multi-stage pressure reduction control valves? - HCBBS Forum
20. The four key features of electromagnetic flowmeters - HCBBS Forum
21. Which are the reputable domestic companies that produce high-quality piston-type pressure calibration tables? - HCBBS Forum
22. The float ball connecting rod is severely bent - HCBBS Forum
23. Buoy water calibration method - HCBBS Forum
24. Regarding CS3000 configuration issues - HCBBS Forum
25. Do the relay contacts also require a separate power supply? - HCBBS Forum
26. LNG mass flow meter - HCBBS Forum
27. Install an automatic dripping device in the kettle - HCBBS Forum
28. What are the approximate minimum voltage and power requirements for the solenoid valve on a pneumatic valve? - HCBBS Forum
29. Reynolds number calculation - HCBBS Forum
30. Selection of sewage flow meter - HCBBS Forum
31. Gentle experts, does anyone know what the thread size is on the pressure gauge of the DVC6010 valve positioner? - HCBBS Forum
32. 【Weekly 3 Questions, Question 26】2017.10.07 - HCBBS Forum
33. On the calibration of ammeters and voltmeters - HCBBS Forum
34. How often do SDV valves and ball valves need to be taken apart for maintenance? - HCBBS Forum
35. How to choose electrodes for electromagnetic flowmeters depending on the different media? - HCBBS Forum
36. Durability and no false alarms are the key – Submersible level gauges for measuring electroplating wastewater (acidic water) - HCBBS Forum
37. Request for structural diagram of Fisher actuated diaphragm actuator - HCBBS Forum
38. Seven key points for the daily maintenance of gas turbine flowmeters - HCBBS Forum
39. Industrial automation instruments and equipment repairer - HCBBS Forum
40. Is a double-flange differential pressure level gauge suitable for situations with large variations in system pressure? - HCBBS Forum
41. The pressure gauge read zero, then returned to normal - HCBBS Forum
42. Advantages and disadvantages of ultrasonic flowmeters - HCBBS Forum
43. I would like to ask experts for advice: How should the MCC cabinets, DCS cabinets, UPS units, thermal control power supply cabinets, and CEMS cabinets be arranged in a denitration system? - HCBBS Forum
44. Issues related to the instrument coefficient of swirl vortex gas flowmeters - HCBBS Forum
45. Traffic calculation problem - HCBBS Forum
46. Hydrogen pressure reduction system - HCBBS Forum
47. How to set the analog output of the Daniel S600? - HCBBS Forum
48. AB Rockwell M6 trend issue - HCBBS Forum
49. Furthermore, the insertion depth of the thermal resistor - HCBBS Forum
50. Step control valve - HCBBS Forum
51. Instrument Calibration Notes – 1-Year Summary - HCBBS Forum
52. Complex control loops - HCBBS Forum
53. There’s a problem with the locator; could you help figure out what’s going on? - HCBBS Forum
54. Besides the 316 type, what other card types in Zhejiang University’s Zhongkong XP series can be used with three-wire thermal resistors? - HCBBS Forum
55. I have a question: how can one distinguish between active and passive inputs and outputs of instruments? - HCBBS Forum
56. Regarding the commissioning of instruments for the new installation - HCBBS Forum
57. Regarding the issue of the drum liquid level - HCBBS Forum
58. Temperature measurement in glass-lined reactors - HCBBS Forum
59. Non-linearity BFSL issue of pressure transmitters - HCBBS Forum
60. Negative pressure switch - HCBBS Forum
61. Zero adjustment for double-flange transmitters - HCBBS Forum
62. How is it determined that the degree of automation in chemical processing processes does not meet the standards? - HCBBS Forum
63. Gas flowmeter selection - HCBBS Forum
64. Compressor probe temperature compensation - HCBBS Forum
65. Which flow meter should be used - HCBBS Forum
66. 【Weekly 3 Questions, Question 46】November 23, 2017 - HCBBS Forum
67. What type of card is SP331 in the JX300X system? I’m looking for recommendations; detailed information would be ideal - HCBBS Forum
68. The issue of the distance between the nozzle and the baffle in pneumatic control valves - HCBBS Forum
69. Seismic pressure gauge filling fluid - HCBBS Forum
70. Issues related to explosion-proof putty - HCBBS Forum
71. Which flow meter should be used to measure liquid decahydronaphthalene? - HCBBS Forum
72. Zhejiang University Zhongkong JX-300XP software and documentation - HCBBS Forum
73. Could you recommend some companies that are good at manufacturing diaphragms for remote pressure transmitters? - HCBBS Forum
74. How to determine the cable tray specifications? - HCBBS Forum
75. Please help choose a suitable level gauge based on the process conditions - HCBBS Forum
76. Regarding the length of the vortex flowmeter body - HCBBS Forum
77. Problems with coordination between fire protection systems, DCS, and ESD - HCBBS Forum
78. Rosemount HART475 handheld communicator price list - HCBBS Forum
79. Siemens HMI, touch screens, configuration and application technologies - HCBBS Forum
80. Selection issues for Rosemount transmitters - HCBBS Forum
81. I would like to ask experts and specialists for their insights on the issue of condition monitoring for large-scale machinery. - HCBBS Forum
82. Questions about the Memosyn LAN SVI2AP-21113111 - HCBBS Forum
83. Do the monitoring instruments that are not involved in interlocks in high-risk processes need to be displayed in the SIS system? - HCBBS Forum
84. How to control a solenoid valve with a PLC. - HCBBS Forum
85. Help me figure out what these two symbols in the drawing mean - HCBBS Forum
86. Valve stem movement during control valve pressure testing - HCBBS Forum
87. 【Weekly 3 Questions, Question 43】November 16, 2017 - HCBBS Forum
88. Radiation between DCS cabinets - HCBBS Forum
89. Dear instrument control experts, how should this control loop be understood? - HCBBS Forum
90. Rosemount mass flow meter zero drift fault - HCBBS Forum
91. 【Weekly 3 Questions, Question 44】November 18, 2017 - HCBBS Forum
92. 【Weekly 3 Questions, Question 30】2017.10.17 - HCBBS Forum
93. To measure the mass flow rate of oxygen, is there a suitable flow meter? - HCBBS Forum
94. Problems with vortex flowmeters - HCBBS Forum
95. Who has the contact information of reliable agents for ITRON flowmeters? - HCBBS Forum
96. The specific calculation process shown in the data on the central control DCS monitoring screen - HCBBS Forum
97. Seeking advice on using differential pressure transmitters to measure liquid levels - HCBBS Forum
98. How to eliminate the impact of using a walkie-talkie next to a temperature transmitter on temperature measurement - HCBBS Forum
99. Brief description of the measurement advantages of split-type electromagnetic flowmeters - HCBBS Forum
100. Seeking help with valve operation issues in the SIS system - HCBBS Forum