why we are using (-24VDC) and where we r using plz tell me
Answer Posted / mugil
Mr.Pandu,
-24V DC You can use in PLC also.Normally Phase and Neutral is using for +24VDC. but in -24 V DC case you should change the connection Phase to ground and Neutral to Phase.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?
What are the interlocks we have to check during the start up of LP/HP compressor?
how to relay switch sense the fault?
sir,would you please send me the Hindustan petroleum corporation limited papers(HPCL).my e-mail ID is ujjwal_sharma1983@yahoo.com
Why mmwc unit is used?
applications of plc in printing and packaging?
In which principles tx ,pressure gauge,Temp gauge,control valve works?
what are the steps I have to deal with?
what is the process for double acting cylinder pneumatic for 32' v/v
model question paper of instrumentation for Jindal GET 2010.plz reply sudhanshukumar08@yahoo.com
if my flow is 20000 m3/h than which range of DPT i have to use????
In apron feeder how TPH is calculated?
this site is owned by an nonsense
1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?
I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.