Un-Answered Questions { Instrumentation }

What are the different types of thermistors used in industries? How to the operation of typical thermistor?

1495


why we use impulse line of flow transmitter at 45 deg. angle both side of orifice plate.

2070


How you calibrate absolute pressure with the calibration range of 0 to 1000 0C Absolute. Please explain the procedure for calibration.

1368


Somebody can explain me about >Critical Loops, calibrations, ESD critical Loop checks, Logic Diagram / Cause & Effect checks for ESD loops,

1354


steps for installing orifice plate?

1470


Which are all the commonly used Bordon tubes in the pressure gauges. Do any one use ASTM A 312 tubes for this purpose?

1442


In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?

1488


How to interfacing microcontroller with a DC motor

1451


What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?

1664


what is the criteria to decide conductor size of a cable ?

1464


Give Detail information about plc,dcs,and scada system?

1368


key phaser where is use and work

1596


field bus transmitter calibration procedure tell me

1480


Why MUX JB's are using only Temperature Element in Fundation field bus?

1902


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

1483