Answer / mohammad sikandar

process control means measuring and controling of process
veriable like
level,pressure,tempreture,flow,vibration,qantity this all
those measure and give to out put to finel control.

Answer / chandra prakash

process control means control of parameters
(pressure,temp,flow,level etc)essential for any process.

Answer / c.r.r.nair

Process control can be described as the method of keeping the process within the specified boundaries controlling and monitoring the variations to the least minimum to achieve the optimum quality product.

Answer / manraj meena

process control means air,temp.,flow control.which uses in
process.

Why would an Engineer consider combining FEEDBACK and FEEDFORWARD control in some applications?

4 Answers   Jindal,

---

what is the difference between Digital output DO signals /Commands for start/stop and Solenoid valves ??

1 Answers  

---

Is there any interfacing sofware to build communication between a PC and ER300P model L&T make trivector meter via RS485 port which is available in the meter and is there any data acquisition card available to store the acquired data from the meter into the system

12 Answers  

---

What is ptw and write 3 types of ptw?

5 Answers   Emco,

---

Why is the orifice tab provided?

0 Answers  

---

---

What is the difference between PLC and DCS?

4 Answers   Honeywell,

---

Can i convert 230v ac to 24v dc by using a relay?Instead of Smps is it possible? What is relay logic in plc ?? How it works?

2 Answers   Infotech,

---

what is reason behind boiler drum level transmitter range put -450 to 0 mmh2o.

1 Answers   JP Group,

---

Why do we floating DC in DC system.

0 Answers  

---

1 How to calculate dp transmitter steam and water? 2 impulse line for liquid steam and gas

1 Answers   Sitara Chemical Industries,

---

Identify and use the ANSI/ISA-S5.1 consensus industrial standard process symbols.

0 Answers   GAIL, Olympia,

---

What is the input impedence of an OPAMP as an ideal device.

1 Answers   CCIE,

---