How much voltage we are using at switches?
Answers were Sorted based on User's Feedback
It depend on the spec of the switch. Normally 24 v ac/ dc, 110 vac/dc, 230 v ac/ dc
Is This Answer Correct ? | 5 Yes | 0 No |
We have generally used 24 V DC only. If any special requirements than see technical specification / tag plate
Is This Answer Correct ? | 2 Yes | 0 No |
hi my name is rakesh patel i just complited my be in instrumentation & control now i am going to working as a validation engineer in a poject department so what is a scope in a future as a validation engginer ? what line is good for me can any bady give me complete solution please? your regard rakesh patel
what is the approximate cost of U tube manometer having range 1000mmwc to 1000mmwc?
Why we are using 4-20 mA as Analog signal transmission other than 3 to 19 or 2 to 18 or 6 to 22 like wise ? What is the reason behind using 4 & 20 mA? Can anyone give proper technical reply ?
what is pressure control
1 Answers GNFC, IBM, Privi Organics,
what the differant between Wet Leg /Dry Leg
what is meant by Valve reversibility?
Why we are measuring 4-20ma? Why we are not taking 0-20ma? Plz answer this
what is loop?
ORP sensor working principle?
canu tell me why 4-20 ma and why not this 3-25ma?please give reason of this value.
How to get Cv of control valve having following parameter ,i.e inlet pressure 4.5kg/cm2 outlet pressure 1 kg/cm2 specific gravity 0.808
Explain the working of an enraf level gauge.