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
what are the documents(Construction point of view for a process plant) submitted by contactor initially entering in to new site for client?
how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?
what is the input of digital counter during the the calibration time?
how u choose thermowell lenght n pnumatic C/v size?
Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?
䑰ҕ䔈ҕ䖠ҕ䘰ҕ䛀ҕ䝐ҕ䟐ҕ䢐ҕ䥐ҕŹ
draw shematic diagram of c/v positioner(smart type)?
Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?
IS there any effect of vortex in low pressure side of the transmiter after the orific in feed water line? if yes then what is the calculation?
any questions on motor and energy conversions machines?
What is standard procedure of manual mapping in Radar type level transmitter?
what is vibration a part of proceess variable? if vibration is a part variables then how we minimize the actual vibration on machine on load,? vision of instrumentation contrl plz ans me IPGDL interview question
Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?
What is the minimum rating availalbe for weld neck orifice in market?
what are the diff. in servo and regulatory control?