Answer / manoranjan

mmwc is used to measure pressure below 1kg/cm^2

Answer / mahesh pakki

Milli Meter Water Column (MMWC) Used to measure pressure

Answer / rampal.m.

The mmWC is a engineering unit.It is used for below range of pressure measurement.

Good Evening all.My question is - For a feed water line to an equipment if i need to measure the flow we will use orifice /magnetic/vortex depend on cost/spec.If i need to measure a ''Alarm''signal and ''Interlock'' from one point i think we can use orifice type in one location with 2 different tapping points - one for alarm and one for an interlock to flow valve..If in case i need to have both these signals(Alarm & interlock) from magnetic flow meter,is it possible??will 2 seperate sensors will be located inbuilt r we can program it ??..i thk we can have one transmitter with these 2 signals...need to know any technical issues are there?pls clarify

3 Answers  

---

where i can get training in INTOOLS and PDMS in Delhi-NCR OR north part of India. please reply with ur ans. at arunsamkaria@ymail.com

0 Answers  

---

a flow transmitter [range-0-400mbar] connected in process line. please explain me how to calibrate the flow transmitter , & how to do static error

0 Answers   L&T,

---

For a diafhram 1.5 d =kn(p-p0) D4 Where d in deflection in inch k=constant n=no of capdule (P-P0)=Applied pressure in psi D In active dia at capsule. -1.5 d=k to p d being constant -1.5

0 Answers   L&T, Shiv Tech Marine Control,

---

why gray colour is choosing to all instrument panel.why not choosing other colour?

1 Answers   Reliance,

---

---

What is the difference between compensation and extension cable.

11 Answers   HPCL,

---

in mass flow meter what is drive friquancy ?

0 Answers  

---

hello this is dhinakar subramanian. how to piping and instrumenation drawings and also how to create the data sheets...

1 Answers  

---

Yokogawa mass flow meter shows negative reading...what r the main causes for this problem?...

3 Answers   IOCL,

---

What is linearity of RTD over 0 to 200 degC?

1 Answers   Honeywell,

---

How much should be the values and/or percentages of these given below factors for a good controller ? Steady state error Delay Rise Time Overshoot Peak Time Settling Time Damping Oscillations & vibrations thanks

1 Answers  

---

How do bending tubing provide better measurement than using tubing fittings such as elbows?

0 Answers  

---