in i/o panel for digital ouput(do) how much power(in volts)
we must give?
Answer Posted / vijay krishna
first thing we have to pick up the internal relay in i/o
panel for that we can use 24v dc,ac.it is a potential free
contact what ever the supply we r giving to he relay we
will get the same after the do is generate
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
Why is it necessary to use compensation leg to measure the liquid level in a closed or pressurized tank?
please can any one tell me clearly about pid tuning i am confusing about this .how to tune pid easly?
Working principle of magnetic flow meter ......and calibration procedure of e+h magnetic flowmeter...
Isometric drawings are generated during _________________ phase of a project
What are de-saturators?
Which are all the commonly used Bordon tubes in the pressure gauges. Do any one use ASTM A 312 tubes for this purpose?
What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?
What is cut off relay? And why use in PLC and DCS?
How to decrease opening & closing time of on/off valve?
in differential pressure transmitter,min&max pressure range for hp&lp
what is intrinscily safe system and where we use?
How you calibrate absolute pressure with the calibration range of 0 to 1000 0C Absolute. Please explain the procedure for calibration.
what diffrence b/w plc s7200,300,400
why we are using drum level control valve air to close?
What is Alpha & Beta fctors related to Orifice Plate & its relation with flow?