Answer / janak joshi

plc panel consist of relay cards and in plc we program the
same address we use in dcs programming.we generate o/p from
relay card to rthe field

how many types of thermocouple cable are? give the name of each type.

1 Answers   Fabco,

---

What is the procedure of DP switch calibration 

2 Answers   NOCL,

---

Can anyone convert a 5/2 way or 3/2 way valve into an ISO valve?

0 Answers  

---

My question may be very basic or childish but this question still persists in me, someone plz help me 1.why do we go for differential equations to analyze a system? 2.why do we solve it using matrices, is there any specific reason for using matrices other than the stories like it is simple,faster etc.

2 Answers  

---

We have a Yokogawa Micro-XL DCS, which is having around 300 I/O, but whenever there is any wire gets grounded in field, the 24v supply to all loops gets dipped & all the indications at DCS goes to IOP(shows input open), at present we have fixed 500mA fuses in all the lines but which does not working. Does it required to replace with lower amps fuse, then how much or is there any other solution for this.

2 Answers  

---

what is instrument termination

1 Answers  

---

Boiler flame scanner advantage?

0 Answers   Fluke, Petrochemicals, Tata Chemicals,

---

What are the Components of Siemens S7 300 Series PLC system ?

1 Answers   Siemens,

---

What is profibus?

0 Answers  

---

How does a redundant controller comes in line when the main controller fails??

3 Answers   Yokogawa,

---

Could anybody pls give ans of boiler 3 element control system?

5 Answers   Qatar Petroleums,

---

How to isolate a DPT from line in the condition that process must not be disturbed,and process is also critical and no bypass is available.?

4 Answers   Descon,

---