Green Digital Bargraphs
Description
Green Digital Bargraphs are devices used to measure and display process and electrical variables such as pressure, flow, temperature, speed, current, and voltage. They present data digitally using vertical or horizontal segments to indicate the degree of information displayed. These bargraphs typically use green LEDs, among other colors, to visually represent data in a clear and concise manner.
Working Principle
Green Digital Bargraphs operate by using light-emitting diodes (LEDs) arranged in a series of segments. These segments light up in response to the movement of electrons in a semiconductor material, which is triggered by the input signals representing various process variables. The bargraph can display data in a linear format, with the zero point positioned either at the end or in the middle of the display, allowing for the representation of both positive and negative values. This visual representation is useful for quickly assessing the status of a variable at a glance, making them valuable in monitoring and control applications.
Applications
Green Digital Bargraphs are used in a variety of specific applications. For example, they can be employed in industrial settings to monitor the pressure levels in a pipeline, ensuring that they remain within safe operating limits. They are also used in electrical systems to display voltage levels, helping technicians quickly identify any deviations from expected values. Additionally, these bargraphs can be found in HVAC systems to monitor temperature changes, providing real-time feedback for system adjustments.
Advantages over other Digital Bargraphs
One advantage of Green Digital Bargraphs over other digital bargraphs is their use of green LEDs, which are often preferred for their visibility and energy efficiency. Green LEDs, when combined with red and blue LEDs, can produce a wide range of colors, enhancing the display's versatility. Furthermore, LED bargraphs are solid-state devices that require little power, generate minimal heat, and have long operating lifetimes compared to other light sources like incandescent bulbs, which consume more power and generate more heat .
Limitations
A limitation of Green Digital Bargraphs is that they may require specific panel modifications or accommodations, especially in retrofit situations where existing setups do not match the bargraph's dimensions or configurations . Additionally, while they offer a clear visual representation, they may not provide the same level of precision as digital numeric displays in certain critical applications.
Considerations
When considering Green Digital Bargraphs, it is important to evaluate initial costs, which can vary depending on the complexity and features of the bargraph. Operating expenses are generally low due to the energy efficiency of LEDs. Durability is a strong point, as LEDs have long lifespans and are less prone to failure compared to other light sources. Accuracy is typically high, but it is essential to ensure that the bargraph's specifications meet the requirements of the intended application. Replacement and maintenance costs are generally low, given the robustness and longevity of LED technology. However, any necessary panel modifications for installation should be factored into the overall cost considerations.
from Sifam Tinsley UK
Sifam Tinsleys Electronic Synchroscope is designed to provide an illuminated indication of actual phase difference between the BUS Voltage(reference voltage) & the GENERATOR Voltage(incoming voltage). [See More]
- Display Colors: Green; Red
- Bargraph: Center Zero
- Display Technology: LED
- Bargraph Orientation: Vertical
from PG Drives Technology Inc.
Compatible with the i-Drive, C3, Trio+ and Sigmadrive controllers, the PGDT iGauge features a large graphical LCD to present battery status, hour counters and comprehensive diagnostic information in an intuitive, logical manner. Features: Fits 52mm diameter cut out. Large backlit LCD display. [See More]
- Display Colors: Green
- Bargraph Orientation: Horizontal
- Display Technology: LCD
- Outputs: Serial Communications
from IDEA, Inc.
10 bar graph display, lead (Pb) free [See More]
- Display Colors: Green
- Width: 10.15
- Display Technology: LED
- Height: 25.3
from Hoyt Electrical Instrument Works, Inc.
The AM-30 is a 30-segment 5VDC powered red, green, or amber LED bargraph in a compact DIN case (96x24mm) with a short depth (72mm/2.83"). It can be ordered in either a horizontal or vertical format. Single or dual setpoints are available as options. The setpoints are easily adjustable by the user... [See More]
- Display Colors: Amber; Green; Red
- Bargraph: Center Zero; End Scale Zero
- Display Technology: LED
- Bargraph Orientation: Vertical; Horizontal
from Filter Minder®
The LED light bar progressively illuminates as it reads the output of a 0-5 Vdc variable output sensor that is monitoring some type of condition such as filter restriction, oil pressure, fuel pressure, air pressure, water pressure, liquid levels, temperature and a host of other conditions. Available... [See More]
- Display Colors: Green; Red
- Bargraph Orientation: Vertical (optional feature); Horizontal (optional feature)
- Display Technology: LED
- Analog Input Channels: 1
from OTEK Corporation
We shrunk the EBD! By popular demand, we took our popular EBD (6x1.7x2") and made it fit in the industry's most popular panel meter size 1/8 DIN (3.6x1.6x2"), and kept all the outstanding features. This is a reduction of almost 50% in size and price, but not in performance and quality! The new BDM... [See More]
- Display Colors: Green; Red; Yellow
- Width: 48
- Display Technology: LED
- Height: 96
from PG Drives Technology Inc.
The Sigmagauge LCD is a highly versatile vehicle display, which can be easily configured and customized to meet OEM requirements. The backlit, dot-matrix display receives its information via CANbus, and presents vehicle status and diagnostic information to the operator using a graphic icon system. [See More]
- Display Colors: Green
- Bargraph Orientation: Horizontal
- Display Technology: LCD
- Outputs: Serial Communications
from OTEK Corporation
The DIN-BAR was specifically designed to replace (form & fit)the old electromechanical bargraphs, with21st Century Technology exclusive toOTEK, the originator of the Automatic TricolorBargraph P.I.C. (Programmable IntelligentControllers). The only similarity isthe panel cut out, mounting and bezel. [See More]
- Display Colors: Green; Red
- Analog Input Channels: 2
- Display Technology: LED
- Input Type: DC Voltage (optional feature); DC Current (optional feature); DC Power (optional feature)
from OTEK Corporation
Programmable Intelligent Controllers with bargraph digital LED or LCD display. [See More]
- Display Colors: Green; Orange; Red
- Analog Input Channels: 2
- Display Technology: LED
- Input Type: AC Voltage (optional feature); DC Voltage (optional feature); AC Current (optional feature); DC Current (optional feature); Single Phase AC Power (optional feature); DC Power (optional feature); Strain Gauge (optional feature); Resistance (optional feature); Temperature (optional feature)
from OTEK Corporation
The Innovator & Leader on Automatic Tricolor Bargraphs,now offers you the latest technology for replacement andnew applications. The New LBD Series uses a highly integratedASIC/DSP and Nanowatt microcontroller alongwith a proven software package approved and used bythe Military & Nuclear Industries... [See More]
- Display Colors: Green
- Bargraph: Center Zero
- Display Technology: LCD
- Bargraph Orientation: Vertical
from OTEK Corporation
HFE and HSI compliant display with OTEK's exclusiveautomatic tricolor bargraph. OTEK's new HI-Q2Knot only replaces form fit and fuction the old units butincludes the newest technology made popular by the HIQSeries for ultra high reliability. Hence, its "LifetimeWarranty" (Ltd.). [See More]
- Display Colors: Green; Orange; Red
- Analog Input Channels: 1
- Display Technology: LED
- Input Type: DC Voltage (optional feature); DC Current (optional feature); Custom
from OTEK Corporation
The New EBD was designed to complement OTEK'snewest line of LCD & LED bargraphs where the highestreliability, latest technology and full programmability arerequired. [See More]
- Display Colors: Green; Orange; Red
- Input Type: DC Voltage (optional feature); DC Current (optional feature)
- Display Technology: LED
- Outputs: Analog (optional feature); Serial Communications; Relay (optional feature)