Example of dry contacts & wet contacts?
Answers were Sorted based on User's Feedback
Answer / rajkumar
generally peolpe say a dry contact means voltage free
contact and a wet contact means with voltge. In some cases
people also points out a mercury switch is a wet contact
| Is This Answer Correct ? | 12 Yes | 1 No |
Answer / nagarajan audaiyarpatti
Dry contact:it is nothing but without the load voltage
contact in the loop .
Wet contact: it is nothing but with load voltage contact in
the loop.
| Is This Answer Correct ? | 11 Yes | 3 No |
Answer / biswarup das
Eg. of Dry Contact= push to talk switch of a microphone.
Wet contact= switch on the wall that activates ac
voltage to turn lamp .
The definations are given in the above answers.
| Is This Answer Correct ? | 9 Yes | 7 No |
in valve is constructed as per SME B 16.34, then which standard is used for fire testing of valve?.
How ejector(or)evactor air pump is working in thermal power plant?
hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747
What is actuator what is motorized control valve?
1)What is the suitable MOC for flow meters working at temperature between 200 - 250 cen. 2)In which application the mass flow meters are not advisable 3)Is it advisable to use radiation type or radar type instrument for non contact application
Hi all, I am Mohamed from Algeria, I'm a senior Technician qualified in instrumentation. I work in an international petroleum and gas company (SONATRACH: Separation of associated gas from crude oil. Production of condensate, LPG and re-injection of dry gas) within the regulation & Control instrumentation department.I am interested for working in Qatar Petrochemical Company (QAPCO) in Qatar.Now,I am seeking a position, which is an opportunity for me to put my experience to good use and actually participate in running on this company. So, Can anyone help how to contact this company? Thanks Mohamed, mahad8331@gmail.com
i want to know the interview format fot gail, instrumentation. pls answer me in habib.sami1003@gmail.com
what is the diffrence between mmwc and kg/cm2 for pressure measurment when we are using mmwc and when kg/cm2 and why????? ?? what is the reason
19 Answers Ecoboard, Jindal, Sepco,
If range of 3-15 psi, a multiplying relay with a 1:2 ratio would give what output pressure for 6 psi input?
How to erection of DCS Panel at site step by step
how to calculate MMWC values in to Tonns(MMWC values showing in DP transmitter and Tonns value showing in Totalizer). please tell me details?
what is isolation Transformer???...
Civil Engineering (5086)
Mechanical Engineering (4453)
Electrical Engineering (16638)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)