Answer Posted / pvin

PLC IS VERY HIGH CONFIGURATION OF PROGRAMMABLE LOGIC CONTROL;

POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?

2333

---

What is three element in drum level?

1451

---

If a warning lamp will operate with the ground circuit is bypassed with a jumper wire to ground, what should you check?

2156

---

Draw symbols of the following :

2029

---

What is the use of temperature compensation?

2068

---

how to relay switch sense the fault?

2658

---

Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?

2036

---

basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......

2414

---

Valve positioner and actuators in detail.

1847

---

How to Calibrate Level Troll in field

1452

---

how pressure transmitter work, what is its principal to measure and how its generate signal. for pressure transmitterinstallation which precautions must be taken ??

1782

---

what different types of problems do occur while doing instrumentation commisioning and how to solve them? please explain in detail

1798

---

why we use 3 wire rtd direct wiring for temperature measurement instead of temperature transmitter like bearing temperature

1858

---

please send me the inteview questions in IOCL

2283

---

With N nodes and B branches what will have a network ???

2070

---