why we use -ve voltage in vibration monitoring system.generally we use 4 to 20 mA as output of instrument then why we use voltage in vibration
2 8114I have a LT of 10000mmwc range. can i use this LT in 1000mmwc range of tank?? if yes than what happened???
3 6103what is the difference between plant earth and instrument earth? and what type of cable( cable size ) used for both? and why ?
2693Post New Instrumentation Questions
why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?
how to calibrate electro pneumatic positioner 8013 mil controls ltd ?gsr
Which type of diagphram use in costic line,DM water line,natural gas line,oil line?
In Safe Guarding test what means by "Failed to Danger" ?
what is moisture probe? What are there types? What is there working principle and how they works? guys this is one of technical question I had ask in interview. If you know its answer please let me know. The interviewers were more interested in microwave moisture probe, so if you find its any link please just forward me on my mail id.avinash1200@gmail.com Thanks in advance.
Galvanizing.
In control valve proximity inductive sensor is taken as digital feedback for full open and full close.Normally its volts 24v when the sensor acts the feed back voltage 14v so that our relay not indicating in plc panel . kindly give the solution.
What are the maximum packet size of: a) HART b) Profibus DP c)Profibus PA d) DeviceNet e) Foundation Fieldbus
Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .
Valve positioner and actuators in detail.
What is hp & mp seperator .& what is its working principle ?
What is difference between differential pressure & delta pressure?
What is difference between radial vibration and axial vibration explain in detail .
line up procedure for dp type flow transmitter?
1.what is the power consumption of three element drum level control in sugar industries? 2.how to reduce that?
