what is zero trim and span trim?. at which problem we need
to use this?

Answer Posted / ram

Zero trim is for example transmitter intial reference value 4ma but in transmitter shows 3.5 ma now we can trim zero.
span trim is transmitter shows maximum 20ma but in transmitter shows 18ma now we can trim span

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Questions on flow meters,few questions on HART protocol,

1569


Explain how thw analog to digital converter works with the circuit diagram

2176


What is stripper & spilitter ? Diffrence in this.?

2065


What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

1536


Sir , i have completed my M.Sc In Instrumentation and presently working in Maintenance department 3 yrs Exp , is there is any possible for work in offshore ..

1389






what is scale factor of proximitor & unit of the vibration.

1679


what does it mean an active front end in vfd plz explain it briefly

1400


The Design Calculation of Level Transmitter For Different Structure open & Closed Vessel, Eg. Diff. Level Tx., Capacitance For Continous Operation

2334


What is the difference between PLC and DDC?

1672


How we calculate orifice plat size???

1022


Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.

1483


typical loop drawing of a simple feedback control comprising of one transmitter and one control

1562


how to control pid

1453


What is the principle of capacitance type level transmitter?

671


Square root calculation for dp flow transmitter?

665