Why only negative 24 vdc supply give in vibration measuring
system.
- 6 Answers
- 15987 Views
- I also Faced
- E-Mail Answers
Answer Posted / mohammed abbas
Because it is NPN tansistor during the initail days when
this was inveted by bently the cost of NPN transiator was
less. then they started use NPN transiator for the
vibration propbe, due to this we will give negative 24vdc
supply
| Is This Answer Correct ? | 5 Yes | 7 No |
Post New Answer View All Answers
What are different types of control valves?
describe flow nozzel principle?
what is span value and zero ? and how set ?
draw shematic diagram of c/v positioner(smart type)?
Can I route 110 VDC and 24 VDC in a same Duct for our Interposing relay cabinet? IF yes or NO Please provide me IEEE Std. for the same. Please i required it on Urgent basis, i need to design IRP Cabinets and we have MCC 110VDC and Our Coil side is 24VDC, Please help as soon as possible.
Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?
Can anybody please let me know Orifice plate sizing calculation formula and step by step procedure
draw the block diagram of a level transmitter ?
Valve positioner and actuators in detail.
what are the different types of Protocols? & their applications.
when a magnet is heated?
Question on maha cement
what different types of problems do occur while doing instrumentation commisioning and how to solve them? please explain in detail
What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?
What is the difference between ff transmitter and non ff transmitter
