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 24vdc live and dry supply
how to calibrate 0- 150 psi presure gauge by dead weght tester
Q- Control problem are mainly classified in _____ types. a-)4 b-)3 c-)6 d-)nono of these Few of them i know is 1- regulator type problem (eg- Air conditioner) 2- tracking problem (eg missile trcking problem) 3- sybernatics 4- optimal control problem
Explain working principle of lvdt?
What is the difference between working pressure and calibration pressure of a control valve
Draw a great bridge circuit.
What is stripper & spilitter ? Diffrence in this.?
Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?
ORP sensor working principle?
Identification of control valve parts.
What is the use of double seated valve?
tell me the field & lab calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter, temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue),
If relative y axis vibration sensor is by passed, and relative x axis and absolute sensor is left working. how much monitoring i would have risked?
What materials are used in thermo wells?
What is 3 element control system