IF PLC POWER FAILURE THEN WHAT HAPPEN?

2 Answers   IFFCO,

---

What is the diffrence between ff tx and non ff tx

0 Answers   Jindal, Rosemount,

---

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

1 Answers   Sabic,

---

What is scan time of PLC?

2 Answers   Gujarat Borosil,

---

what is the standard of determining opening/closing time of Motor Operated Valve?

1 Answers  

---

What is DDC-MIS?

3 Answers  

---

two common seiling liquid used in seal pots are:

1 Answers   Thermax,

---

How we will check whether the proximity, which we have is either NPN or PNP, if no data sheet or manual or any details is available to us ???

1 Answers  

---

Can anyone explain about ELectropneumatics principle?

1 Answers   Forbes Marshall, Step,

---

pl give the guidance for DUBAL written test

1 Answers  

---

generally for transmitter we are giving supply 24vlts?but we are getting output 4-20ma ? how it is possible? is there any operation inside the tx?pls give complete information?

3 Answers  

---

Why we use 250 ohm resistor in series with HART protocol communication?

13 Answers   Chemtrols, Instec, Sabic,

---