Instrumentation. Test 1

Which component does this graphical symbol illustrate?

When the cable length from the temperature sensor to the place where we want to read the temperature exceeds approx. 10 meters we normally have to, in case of a Pt 100, in some way compensate for the cable resistance. Do we also have to do this if we choose to use a T802 temperature sensor?

Some equipment may be marked with the following symbol: What does that mean?

Temperature sensors may be marked Pt 100. What does it mean?

Thermo-elements will typically have

How do you express the accuracy of an instrument

Why is it important that a transmitter has been correctly installed at the correct place

Thermistor will typically have

Which component does this graphical symbol illustrate?

What is meant by being intrinsically safe?