Answer / sarvar

Yes there are many, Once I had seen is from STAHL Germeny.

Answer / pradeep

Yes. You will have to mention the type of Zone, where you
are going to use it. Lot of manufacturers are there.But,
normally the HMIs will be kept in a safe area.

Answer / bm

I have not come acros flame proof HMI's but I believe that
the flameproof condition can be achieved if we install the
normal HMI indside a flame proof enclosure/box which(i.e
the enclosure/box) will satisfy the Eexd certification.

1. How can leveltrol be installed in steam drum for measuring the level of steam drum?

1 Answers   Fischer,

---

How will you test a transistor with a multimeter?

0 Answers  

---

without color coding, without nameplate, without multimeter how can you find the type of thermocouple???

1 Answers   Sabic,

---

Lube oil pressure transmitter local it's showing 9.8 kg/cm2 but dcs side it's showing 9.26 like that what is the reason?

3 Answers   Edac,

---

What is the Difference between CNC and PLC

1 Answers  

---

---

What are the charcterstics of a P&ID controller block for Governor speed raise or lower for a load sharing functionality between 4 Gas turbines in droop mode.

0 Answers   TNPL,

---

Transmitter reading is zero but in DCS showing one Bar what is the reason ?

3 Answers  

---

Why only negative 24 vdc supply give in vibration measuring system.

6 Answers  

---

What is the difference between ROM & RAM .

1 Answers   Sabic, SPIC,

---

i want to control the temp of sand(welding flux) between the range of 150deg C to 170deg C. sugges me sum temp control method without PID controller.

1 Answers  

---

Why not come out analog output in ABB EL3020 when display show correct value

0 Answers  

---

What is pressure,What is temperature,What is flow,What is level

4 Answers   Keltech, Petrofac,

---