pls any1 sugges me book for plc,dcs & scada..

1 Answers  

---

What is cut off relay? And why use in PLC and DCS?

0 Answers  

---

how control valve works?

7 Answers   Qatar Airlines,

---

how to convert % to ma

1 Answers   Flour Tech Engineers (P) Ltd, Techint,

---

How to measure the vibration..?

1 Answers   Madhucon,

---

transmitter in 3 connection +,-,And test mode so how Use To Test Mode

1 Answers   Essar,

---

i have 80cm water tank.how can i use DPT as level mesurment.pls give specs for that..? We have air comp.from that moisture comeout to one tank.i want to mesure level of water in that tank and then after operat one sov to dicharge water after high level.

1 Answers  

---

what is the difference b/w wet leg & dry leg level method

2 Answers  

---

LADDER LOGIC Can any body state Logic on following condition Instructions to use 1-XIC 2-XIO 3-Output ONLY Program Push 1st button On - 1st lamp should On Then Push 1st button Off - 1st Lamp Should remain on Push 2nd button On - 1st lamp should Off and 2nd lamp should On Then Push 2nd button Off - 2nd Lamp Should remain on.

4 Answers  

---

What is 3 element control system

0 Answers  

---

PID controller is used for which type of compensation…… a) lead comp. b) lag com. c) lead lag com.

12 Answers   Engineers India Limited,

---

NAME ANY TWO PHOTO CONDUTIVE MATERIALS?

1 Answers   DVC,

---