Seven Segment Display
Seven Segment Clock Display
Seven Segment Bi Color
Seven Segment Jumbo Display
Alphanumeric 14/16 Digit Display
Dotmatrix Display
Arrow LED Display
LED Bar Graph
LED Light Bar
Laboratory and scientific equipment require clear visual indication of measurements, test values, temperatures, counts, operating parameters and equipment status. Alfa Electronic Components supplies 7 Segment LED Displays, Alphanumeric Segment Displays, Dotmatrix Displays, LED Bar Graphs and LED Light Bars for integration into laboratory instruments, testing equipment, analytical systems, calibration equipment and scientific electronic devices.
Laboratory instruments and scientific equipment often need to communicate measured values and operating parameters clearly to technicians, researchers and equipment operators.
7 Segment LED Displays are suitable for presenting numerical information such as temperature, time, counts, measurement values and instrument settings.
Depending on the measurement range and required number of numerical positions, 3 Digit, 4 Digit, 5 Digit and 6 Digit 7 Segment LED Displays can be incorporated into laboratory and scientific instruments.
Where equipment needs to communicate both letters and numbers, an Alphanumeric Segment Display can be considered.
Selected Dotmatrix Displays can support characters, symbols and simple graphical information, while LED Bar Graphs can provide a visual representation of changing levels, ranges or measurement conditions.
LED Light Bars and Single Digit Bi Color displays can also support visual equipment-status indication.
The 1 Digit 7 Segment Display is a numeric LED display designed to present numbers from 0 to 9 clearly in electronic instruments, digital meters,…
A Two Digit Seven Segment Display is a compact LED numeric display designed to present values from 00 to 99 in digital counters, timers, measuring…
A 3 Digit 7 Segment Display is an integrated numeric LED display designed to present values from 000 to 999 in digital meters, counters, timers,…
A 4 Digit 7 Segment Display is an integrated numeric LED display designed to present values from 0000 to 9999 in digital meters, counters, timers,…
A 5 Digit 7 Segment Display is an integrated numeric LED display designed to present values from 00000 to 99999 in counters, measuring instruments, weighing…
A 6 Digit 7 Segment Display is an integrated numeric LED display designed to present values from 000000 to 999999 in counters, totalisers, meters, weighing…
A Single Digit Bi Color Seven Segment Display is a dual-color numeric LED display designed to show one digit from 0 to 9 while supporting…
A Seven Segment Jumbo Display is a large-size numeric LED display designed for applications where numbers must be visible from a longer distance. It is…
A 14/16 Segment Alphanumeric Display is an LED character display designed to show numbers, alphabets and selected symbols more clearly than a standard seven segment…
A 5x7 Round Dot Matrix Display is an LED character display made with a 5-column by 7-row dot arrangement, designed to show alphabets, numbers, symbols…
A 5x7 Square Dot Matrix Display is an LED character display designed with a 5-column by 7-row matrix arrangement, using square LED dots to show…
A 5x7 Round Bi Colour Dot Matrix Display is a dual-colour LED matrix display designed to show alphabets, numbers, symbols, short messages and status indications…
An 8x8 Round Dot Matrix Display is an LED matrix display designed with an 8-column by 8-row round dot arrangement, suitable for displaying alphabets, numbers,…
An 8x8 Bi Color Dot Matrix Display is a dual-color LED matrix display designed with an 8-column by 8-row round dot arrangement. It is suitable…
A Single Color LED Bar Graph is a linear LED display used to show level, progress, status, signal strength, battery condition, audio level, process value…
A Multi Color LED Bar Graph is a linear LED display used to show level, progress, signal strength, battery condition, audio level, process value or…
A Light Bar – Square Series is a single color LED indicator display designed in a square body format for status indication, signal indication, panel…
A Light Bar – Rectangle Series is a rectangular LED indicator display used for status indication, signal indication, panel indication, equipment display and machine interface…
A Light Bar – Round Series is a circular LED indicator display used for status indication, signal indication, panel indication, equipment display and machine interface…
| Application | Suitable Display Products |
| Laboratory Measuring Instruments | 3 Digit 7 Segment Led Display, 4 Digit 7 Segment Led Display, 5 Digit 7 Segment Led Display |
| Testing Instruments | 3 Digit 7 Segment Led Display, 4 Digit 7 Segment Led Display, 5 Digit 7 Segment Led Display, 6 Digit 7 Segment Led Display |
| Analytical Equipment | 4 Digit 7 Segment Led Display, 5 Digit 7 Segment Led Display, 6 Digit 7 Segment Led Display, Alphanumeric Segment Display |
| Calibration Equipment | 4 Digit 7 Segment Led Display, 5 Digit 7 Segment Led Display, 6 Digit 7 Segment Led Display |
| Temperature Controllers | 3 Digit 7 Segment Led Display, 4 Digit 7 Segment Led Display |
| Laboratory Timers | 4 Digit 7 Segment Led Display, 4 Digit 7 Segment Clock Led Display, 6 Digit 7 Segment Clock Led Display |
| Laboratory Counters | 4 Digit 7 Segment Led Display, 5 Digit 7 Segment Led Display, 6 Digit 7 Segment Led Display |
| Letters & Numerical Information | Alphanumeric Segment Display |
| Character & Symbol Indication | 5×7 Round Dotmatrix Display, 5×7 Square Dotmatrix Display, 5×8 Round Dotmatrix Display, 8×8 Round Dotmatrix Display |
| Measurement Level / Range | Single Color LED Bar Graph, Multi Color LED Bar Graph |
| Equipment Status Indication | Single Digit Bi Color, LED Light Bar Square Series, LED Light Bar Rectangle Series, LED Light Bar Round Series |
Seven Segment LED Displays provide a straightforward numerical format for presenting measurements, test values, temperatures, counts and equipment settings.
Scientific and laboratory equipment can require different numerical ranges and levels of displayed resolution.
Alfa offers 1 Digit through 6 Digit 7 Segment LED Displays, allowing manufacturers to select the number of numerical positions according to the instrument requirements.
Seven Segment LED Displays can be integrated into laboratory instruments, testing equipment, calibration systems, electronic counters and scientific measuring devices.
4 Digit and 6 Digit 7 Segment Clock Led Displays can be considered for laboratory timers, countdown equipment and other scientific applications requiring time indication.
The Alphanumeric Segment Display can be considered where laboratory equipment needs to communicate letters or abbreviated information alongside numerical values.
Selected Dotmatrix Displays can support characters, symbols and simple graphical information where a scientific instrument requires information beyond numerical values.
Selecting the appropriate LED display depends on the measured parameter, required numerical range, displayed resolution, information type and equipment design.
First determine what the scientific instrument needs to communicate.
Measurement values → Seven Segment LED Displays
Temperature values → Seven Segment LED Displays
Counts and test results → Multi-digit Seven Segment LED Displays
Time information → Clock LED Displays / Seven Segment LED Displays
Letters and numbers → Alphanumeric Segment Display
Characters and symbols → Dotmatrix Displays
Measurement levels and ranges → LED Bar Graphs
Equipment status → LED Light Bars / Single Digit Bi Color
The number of numerical positions should be selected according to the maximum value and displayed resolution required by the instrument.
Compact measurements → 3 Digit 7 Segment Led Display
Standard laboratory values → 4 Digit 7 Segment Led Display
Extended measurement values → 5 Digit 7 Segment Led Display
Longer numerical values → 6 Digit 7 Segment Led Display
Laboratory and scientific instruments may need to display decimal values.
The required resolution and decimal-point positioning should therefore be considered when determining the number of display positions.
For example, an instrument displaying additional decimal places may require a different display configuration from equipment showing only whole-number measurements.
Display selection should also consider the equipment itself.
A compact laboratory controller may require a smaller display arrangement, while a bench-top testing instrument may provide more space for multiple numerical or character displays.
Consider the normal position from which the equipment will be operated.
Character height and display dimensions should provide suitable visibility from the expected working distance without unnecessarily increasing the equipment footprint.
LED colour should be selected according to the instrument interface, required visual contrast and available display configuration.
Bi-colour and multi-colour display products can be considered where visual differentiation forms part of the equipment interface.
Important integration parameters include:
Number of digits
Character height
Display dimensions
Decimal-point requirements
Matrix configuration
Pin configuration
PCB layout
Available mounting space
Driver circuit compatibility
Viewing angle
Front-panel design
Equipment enclosure dimensions
These requirements should be considered before selecting the final display.
Laboratory instruments may operate in controlled environments, testing areas, production laboratories or other technical facilities.
Ambient lighting, equipment placement and expected viewing conditions should therefore be considered during display selection.
Scientific and laboratory equipment may require multiple measurements or operating parameters to be presented within the same electronic interface.
For example, an instrument may need separate display areas for:
Measured Value
Set Value
Temperature
Time
Sample Count
Test Result
Measurement Range
Equipment Status
Characters or Symbols
Depending on the equipment design, multiple Seven Segment LED Displays, Clock LED Displays, Alphanumeric Segment Displays, Dotmatrix Displays, LED Bar Graphs and indicator elements can be arranged within a custom display configuration.
Alfa Electronic Components can discuss application requirements and help identify suitable display components or configurations for laboratory and scientific electronic equipment.
Custom laboratory instrument display modules
Multi-digit measurement display assemblies
Multiple Seven Segment display arrangements
Numerical and LED Bar Graph combinations
Timer display configurations
Character and numerical display combinations
Display and indicator assemblies
Custom scientific equipment display modules
Alfa LED display products can be considered for integration into electronic equipment and systems including:
Laboratory Measuring Instruments
Testing Instruments
Analytical Equipment
Calibration Equipment
Scientific Instruments
Laboratory Temperature Controllers
Laboratory Timers
Electronic Counters
Measurement Systems
Bench-Top Instruments
Test & Measurement Equipment
Laboratory Control Equipment
Scientific Monitoring Equipment
Electronic Test Systems
Research Equipment
Educational Laboratory Equipment
OEM Laboratory Instruments
OEM Scientific Equipment
The appropriate display depends on the information being presented. 3 Digit through 6 Digit 7 Segment Led Displays can be considered for numerical measurements, while Alphanumeric, Dotmatrix, LED Bar Graph and LED Light Bar products can support additional interface requirements.
3 Digit, 4 Digit, 5 Digit and 6 Digit 7 Segment Led Displays can be considered depending on the measurement range, required resolution and number of numerical positions.
4 Digit, 5 Digit and 6 Digit 7 Segment Led Displays can be considered for calibration instruments depending on the reference values, measurement range and displayed resolution required by the equipment.
3 Digit and 4 Digit 7 Segment Led Displays can be considered for displaying process and set temperatures, depending on the required temperature range and decimal format.
A 4 Digit 7 Segment Clock Led Display can be considered for common timer formats. A 6 Digit 7 Segment Clock Led Display can be used where six numerical positions are required.
The Alphanumeric Segment Display can be considered where both alphabetical and numerical information needs to be displayed.
Yes. 5×7, 5×8 and 8×8 Dotmatrix Displays can be considered where equipment needs to communicate characters, symbols or simple graphical information.
Yes. Single Color LED Bar Graph and Multi Color LED Bar Graph can be considered where a scientific instrument needs to visually represent a changing measurement level, range or operating condition.
The number of digits should be selected according to the maximum measurement value, required displayed resolution and decimal-point format. Available PCB space, character size and the equipment interface should also be considered.
Custom display requirements can be discussed according to the instrument design, measurements being displayed, number of numerical positions, display arrangement, dimensions and available technical specifications. Drawings, samples or application details can help in understanding the requirement.
Alfa Electronic Components specializes in 7 Segment LED Displays, Jumbo Displays, Dot Matrix Modules, Alphanumeric Displays, LED Bar Graphs, Arrow Displays, Clock Displays, and Custom LED Display Solutions for industrial and electronic applications since 1992.
