How to Calibrate Penumatic Transmitter.LRV= -60 URV= -20.Can
u give me Answer.
- 9 Answers
- 18813 Views
- ABB, I also Faced
- E-Mail Answers
Answer Posted / sn
apply -60 to the transmitter n make the o/p as 3 psi, then
giv -20 as the input n adjust the o/p as 15 psi.
| Is This Answer Correct ? | 3 Yes | 3 No |
Post New Answer View All Answers
Specific gravity.
what is zero and span ?
There are two chlorination tonners both are connected to two pressure swithes and the pressure switch is connected to SOV which operates the valve to changeover the tonner selection i.e if pressure one tonner goes low the other tonner should come in line if it is inautomatic selection design a circuit using relays ?
In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?
How we connect a instrument with ground, Give brief explanation with help of diagram?
why fuse block is not used for AI signal?
what does it mean an active front end in vfd plz explain it briefly
I have 0.75mm sq multicore cable (IS type) , can use instead of same type but 1.5 sq mm cable ? Note : The distance is around about 150 meter.
What is mean by analytical instrumentation?
Why the ammonia and Nitric Acid level indicators is with millimeter ? and What is the conversion form millimeters that level indicator indicate to weight ?
typical loop drawing of a simple feedback control comprising of one transmitter and one control
all types instrumentation questions want
Any body have know try work calculation ???
(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.
How flow can be measured with dp?
