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 ?
5 12185Post New Air Liquide Instrumentation Interview Questions
Explain synthesised frequency hopping?
How to create multiline strings in javascript?
Difference between static and dynamic class loading.
How can you share data between two thread in Java?
Can you tell the difference between ereg_replace() and eregi_replace()?
What are the struts2 configuration properties that control file uploading process?
How to find the memory leaks in mrc?
What are the business flows involved with service contract?
What are local objects? : abap data dictionary
Why heap sort is not used?
What is a session in mysql?
How to generate QA Report for all contracts?
What is xlookup?
What is Availability Float?
How many objects resides in ADO ?