Answer / b_saravanakumar

If it is a 3-core cable then it should be wired like this,
For 24VDC,
Core 1 - 0/24VDC
Core 2 - 24VDC
Core 3 - Signals

For 230VAC,
Core 1 - 0/230VAC
Core 2 - 230VAC
Core 3 - Signals
Core 4 - PE

If it is a 2-core cable then it should be wired like this,
For 24VDC,
core 1 - Signals
Core 2 - 24VDC

please explain smoke detectore & lel detector?what is o/p

1 Answers  

---

what is sinking and sourcing....

2 Answers  

---

can anybody will tell me abiut PID controller.

4 Answers  

---

what is function of ESD , and how is it work, explain with difination

1 Answers   Bapco Bahrain Petroleum Company, BMB,

---

Whether the DI, DOs shields can be connected with Analog Input Shield Earthpit?

0 Answers  

---

---

How to Calibrate Ultrasonic Level Transmitter in field

0 Answers  

---

What is the calibration procedure of Drum level transmitter if range is 0 to -400 mmh2o in lab?

0 Answers  

---

What is instrumentation technologists and mechanics?

0 Answers  

---

what is maxdna ?. explain about the software details.

0 Answers  

---

can u please tell me the different types of valve uses and wt purposes it is used ~!(controlling the flow other than that which valve should be used in what place)

2 Answers  

---

1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking.

0 Answers  

---

When doing a liquid seal on a differential flow transmitter , most of the time the sealing liquid will be heavier then the process fluid. For wich application will the sealing liquid be lighter than the process fluid if transmitter is mounted below the process line.

0 Answers   Chevron,

---