CST CST Data Communications & Indicator Systems

Question 1

What is the primary function of a scale indicator in a weighing system?

Accepted Answer

Convert the load cell signal into a human-readable weight display

Answer

Print weight tickets automatically

Answer

Supply excitation voltage to the load cell only

Answer

Control conveyor belt speed based on weight

Question 2

What does 'span' calibration adjust in a scale indicator?

Accepted Answer

The full-scale output range by applying a known reference weight

Answer

The zero balance point with no load

Answer

The overload alarm threshold

Answer

The tare memory register

Question 3

What is a 'division' (d) on a certified scale?

Accepted Answer

The smallest increment of weight displayed by the scale

Answer

The number of load cells in a scale system

Answer

The total capacity divided by the number of load cells

Answer

The interval between required calibration checks

Question 4

What does a 'multi-interval' scale do differently than a standard single-range scale?

Accepted Answer

It automatically uses finer divisions at lower weight ranges and coarser divisions at higher ranges

Answer

It uses multiple load cells for redundancy

Answer

It can operate in multiple countries with different units

Answer

It stores multiple tare weights simultaneously

Question 5

What is the purpose of the tare function on a scale indicator?

Accepted Answer

To subtract the container weight so only the net contents weight is displayed

Answer

To reset the span calibration to factory defaults

Answer

To print the current weight to a connected printer

Answer

To perform an automatic zero tracking adjustment

Question 6

Which display technology is most commonly used in modern commercial scale indicators?

Accepted Answer

LCD or LED digital display

Answer

Analog needle and dial gauge

Answer

Nixie tube numeric display

Answer

Mechanical drum counter