Answer / anusree

i) Cyclic Execution
ii) Event driven Execution

Answer / shiva

There are two main types of PLC execution modes.
1) Cyclic execution mode.
2) Intrrupt and clock driven execution modes.

Answer / abdus sattar mollah

1.Continuos.
2.Periodic.
3.Eventual.

Answer / vijayaprakash

1) cold execution
2)hot execution

What output voltage the proximity switch shows when it is in open enviornment?

1 Answers  

---

what is the PID controller?

1 Answers  

---

what is the difference between venturi and orifice meters?

9 Answers   Medha Servo Drives,

---

I have 475 hart communicator. this is not support any new type of instruments such as tranmitter,fieldvue DVC6200.DVC 200 since i got point out need to upgrade . my questions is how can upgrade new instruments software in my 475 hart communicator. can any answerplease>?

1 Answers  

---

if i want to make a zero trim for mass flow meter the pipe line should be empty or i need to make it full? i really need the answer pls help me

2 Answers  

---

How to calibration of vibration probe

1 Answers   Mina Al Ahmadi Refinery,

---

i have a dp tx range is 5000mmwc. in which calibration i use in a open tank.1.5*3.5*2.5 mtr.for level msmnt. what is the calculation.

2 Answers   Bajaj Hindusthan,

---

i have steam drum height 1000mm. and i want to placed the transmitter below the tap.how i calculate.

0 Answers   OEG,

---

WHAT IS AN INTERLOCK SYSTEM ?? HOW THEY WORKs ?? WHERE IT IS USED ??? MAINLY ??

2 Answers   TATA, Tata Steel Limited,

---

pls give me presant awerness quistion and answer in my emailid.

0 Answers  

---

CAN YOU USE MOVING COIL METER FOR MEASURING A.C?

2 Answers   DVC,

---

when an eddy current probe is installed inside of a turbine or compressor in case of probe problem same as:crash of head of probe,changing the scale factor because of low measuring gap(physical gap is ok(example=1.14mm)but voltage is reduced(example=-6 volts),is any way to check the probe,when the ohm of probe is ok.thank you,(Karim Tavakoli)

1 Answers  

---