Glosario
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| Plazo | Definición |
|---|---|
| 16-bit |
A resolution of 65,536 distinct signal levels.A measurement resolution that can divide a signal into 65,536 distinct levels. Higher resolution allows smaller changes in weight or force to be detected and displayed. |
| 24-bit |
A much finer resolution of over 16 million signal levels.A measurement resolution that can divide a signal into over 16 million distinct levels. Compared to 16-bit resolution, it can detect much smaller changes in weight or force and provide more detailed measurements. |
| Axial Load |
Force that acts parallel to the longitudinal axis of a structure.Type of Axial Load:
|
| Auto Zero |
Automatically resets the reading to zero when no load is applied.A feature that automatically adjusts the output signal to zero when no load is applied, ensuring accurate measurements. This helps to eliminate any offset errors that may occur due to environmental factors (e.g. wind). |
| Antena |
Dispositivo que transmite y recibe señales inalámbricas, definido por su tipo, tamaño y configuración, que afectan al alcance, la dirección y la calidad de la señal.
|
| Analog Signal Input Range |
The limits within which a device can accurately measure an analog signal.The specific limits within which an analog signal can be accurately measured and processed by a device. |
| Precisión (% de Span) |
Desviación total máxima entre el valor medido y la entrada real, expresada como porcentaje del rango de medición a escala completa. Normalmente tiene en cuenta la no linealidad, la histéresis y la repetibilidad.
|
| Rango de entrada analógica |
El rango máximo de tensión o corriente que un canal de entrada analógica puede aceptar con seguridad, como ±30 mV o ±10 V.
|
| Tipo de entrada analógica |
Tipo y rango de señales analógicas que un dispositivo está diseñado para aceptar de sensores externos, como 0-30 mV, 0-10 V o 4-20 mA.
|
| Tipo de salida analógica |
El formato de señal analógica y el rango de tensión/corriente utilizado para retransmitir la entrada medida. Algunos ejemplos habituales son 0-10 V, ±10 V y 4-20 mA, que representan el intervalo de medición a escala completa del dispositivo.
|
| Salidas analógicas |
Retransmisión de la señal medida como tensión continua (por ejemplo, 0-10 V) o corriente (por ejemplo, 4-20 mA) a dispositivos externos.
|
| Analog-to-Digital Converter (ADC) |
Turns real-world analog signals into digital data.An electronic circuit that changes a continuous real-world physical signal, such as sound, light, temperature, or voltage into discrete binary digital data (1s and 0s) that microprocessors and computers can process. |
| Digital-to-Analog Converter (DAC) |
Turns digital data into a continuous analog signal.A system that changes digital data (binary numbers of 1s and 0s) into a continuous analog signal (varying voltage or current). |
| Batching |
A weighing process where components are separated into known quantities, typically set by the user, and dispensed into a container or different part of the production chain.
|
| Binding |
A mechanical interference in the weighing system that prevents accurate measurement by bearing weight away from the load cell, removing load from the measured platform or device.
|
| Bench Scale |
A small, low capacity scale with a platform for holding solid weights or containers, typically found in low volume household applications or in high precision measurement environments.
|
| Romper la sobrecarga |
Carga a la que fallará la estructura de la célula de carga.
|
| Brillo (mcd) |
La luminancia de la pantalla, medida en milicandelas (mcd), que indica el grado de visibilidad de la pantalla en diferentes condiciones de iluminación.
|
| CAN Bus |
A shared two-wire network for multi-device communication.A communication protocol that enables multiple devices to communicate over a shared two-wire network using a multi-master, message-based communication system. |
| CANopen |
A higher-level protocol built on CAN Bus for standardized device communication.A higher-level communication protocol based on CAN Bus that standardizes device communication, configuration, and data exchange in industrial automation systems. |
| Certificación |
Homologaciones reglamentarias necesarias para el funcionamiento legal (por ejemplo, NTEP, CE, IECEx, FCC, etc.)
|
| Centre of Gravity |
The point where an object's weight is perfectly balanced.The single point where an object's entire weight is perfectly balanced in all directions. |
| CMRR |
La CMRR es una medida de la capacidad de un amplificador o acondicionador de señal para rechazar señales de modo común -tensiones que aparecen de forma idéntica en ambas líneas de entrada- mientras amplifica sólo la señal diferencial. Suele expresarse en decibelios (dB).
|
| Creep |
El cambio en la lectura de salida cuando se aplica una carga constante durante un período prolongado (normalmente 30 minutos o más).
|
| Contando |
A scale weighing mode that measures the quantity of an item taking the total weight and dividing it by a pre-determined mass per quantity.
|
| Combined Error |
Deviation from the calibration curve; calculated by adding effects of non-linearity and hysteresis.The total deviation of a load cell’s output from its ideal calibration curve, combining the effects of non-linearity and hysteresis. It is typically expressed as a percentage of the full-scale output (FSO) and provides an overall indication of the load cell’s measurement accuracy. |
| Recuento de canales |
Número de canales de medición independientes disponibles para uso simultáneo.
|
| Chemical Compatibility |
Describes if chemicals, substances or material can mix, touch, or be stored together.Describes whether materials or substances can safely come into contact with, be exposed to, or be stored with one another without causing harmful chemical reactions, degradation, contamination, or other hazardous effects. |
| Protocolo de comunicación |
Interfaz de entrada/salida compatible para dispositivos digitales (por ejemplo, RS-485, Profinet, etc.)RS-232 (norma 232 recomendada)Resumen: Ventajas:
Limitaciones:
Aplicaciones:
RS-485Resumen: Ventajas:
Limitaciones:
Aplicaciones:
Modbus (RTU y TCP)Resumen: Ventajas:
Limitaciones:
Aplicaciones:
CANopenResumen: Ventajas:
Limitaciones:
Aplicaciones:
CAN J1939Resumen: Ventajas:
Limitaciones:
Aplicaciones:
EtherCAT (Ethernet para tecnología de automatización de control)Resumen: Ventajas:
Limitaciones:
Aplicaciones:
PROFINETResumen: Ventajas:
Limitaciones:
Aplicaciones:
TCP/IPResumen: Ventajas:
Limitaciones:
Aplicaciones:
|
| Protocolo compatible |
El estándar de comunicación que admite el dispositivo para la interconexión con equipos externos, como RS-232 o RS-485.
|
| Interfaz de configuración |
El método utilizado para configurar o programar el dispositivo, como botones HMI, interruptores DIP o herramientas de software.
|
| Registro de datos |
Capacidad de un indicador para almacenar datos de medición en una memoria interna no volátil o en un soporte de almacenamiento extraíble (por ejemplo, USB, tarjeta SD).
|
| Dead Load |
A permanent and consistent weight that the load cell will experienceA permanent and consistent weight that is continuously supported by the load cell during normal operation. It is typically the weight of the equipment or structure itself, such as an empty tank, vessel, platform, or hopper. Dead load must be considered when determining the load cell’s capacity to ensure accurate measurement and reliable performance. |
| Dynamic Weighing |
Measurement of a weight in motion for real-time data.
|
| Dígitos Altura |
Altura de los caracteres numéricos en una pantalla segmentada.
|
| Salidas digitales |
Salidas configurables de relés internos o circuitos basados en transistores que se utilizan para enviar señales a dispositivos externos en función de condiciones o umbrales establecidos.
|
| Formato de visualización |
El tipo de interfaz visual utilizada, como pantallas numéricas/segmentadas o diseños gráficos personalizados, a menudo con indicadores visuales adicionales.
|
| Resistencia ambiental (IP/NEMA) |
Clasificación normalizada que indica la resistencia de la caja al polvo, el agua y otros elementos ambientales, basada en las normas IP (Ingress Protection) o NEMA.
|
| EtherCAT |
A high-speed industrial Ethernet protocol for real-time control.A high-speed industrial Ethernet protocol designed for real-time control applications, allowing data to be processed by devices as it passes through the network. |
| EtherNet/IP |
An industrial Ethernet protocol for fast, interoperable device communication.An industrial Ethernet protocol used for communication between industrial automation devices, allowing for high-speed data transfer and interoperability between different devices and networks. Note that EtherNet/IP is not directly interchangeable with Ethernet TCP/IP. |
| Ethernet Communication |
Data exchange between devices over Ethernet cabling and protocols.The exchange of data between devices over Ethernet cables using protocols like EtherNet/IP, Modbus TCP, EtherNet TCP/IP, PROFINET, etc. |
| Environmental Sealing |
Barriers like gaskets and O-rings that protect components from dust and moisture.The use of physical barriers, gaskets, O-rings, or glue to protect sensitive components from dust and moisture. |
| Electropolished |
An electrochemical finish that smooths and cleans metal and improves corrosion resistance.
|
| Electromagnetic Compatibility (EMC) |
Working properly in electromagnetic environments without causing interference.The ability to operate correctly in an electromagnetic environment without causing interference to other devices. This capability prevents interference with other devices and maintains accurate measurements. |
| Electromagnetic Interference (EMI) |
Electromagnetic noise from equipment that disrupts load cell output.Electromagnetic fields generated by equipment such as motors, transformers, and welding machines. EMI is a common cause of noisy output in load cells. It can be mitigated by using proper grounding and interference-resistant cabling. |
| Banda de frecuencia (MHz/GHz) |
Parte del espectro de radiofrecuencia utilizada para la comunicación (por ejemplo, 902-928 MHz, 2,4 GHz).
|
| Salida a fondo de escala (mV/V) |
También llamada potencia nominal, es la salida de señal eléctrica producida cuando se carga a su capacidad nominal máxima (Emax).
|
| Force Distribution |
How force is spread across a single load cell's contact surface.Describes how a force is spread across the contact surface of a single load cell rather than concentrated at a single point. |
| Ganancia (V/V) |
La relación entre la tensión de salida y la tensión de entrada aplicada por el amplificador, expresada en voltios por voltio (V/V). Determina cuánto se amplifica la señal de entrada antes de pasarla a la salida o al convertidor A/D.
|
| Hygienic Design |
Engineering practice of creating components and equipment that meet health standards and is easy to clean.The engineering practice of designing components and equipment to meet hygiene and sanitation requirements while making them easy to clean and maintain. Designs typically incorporate smooth surfaces, minimal crevices or areas where contaminants can collect, and materials that are resistant to corrosion and approved cleaning chemicals. |
| Hermetic Welding |
An airtight, watertight seal that blocks dust, moisture and gases.A type of sealing method that is airtight and watertight to block dust, moisture, and gasses |
| Histéresis |
Diferencia de potencia para una misma carga en función de si la carga aplicada aumenta o disminuye con respecto a la carga aplicada anteriormente.
|
| Protección contra la penetración |
Clasificación IEC 60529 que indica la resistencia a la entrada de polvo y agua. El primer dígito indica la protección contra la entrada de partículas sólidas, mientras que el segundo indica la protección contra la entrada de agua.
|
| Impact Load |
Physical collision between two objects, creating an instantaneous dynamic force that exceeds the object’s weight.A dynamic force generated when two objects physically collide, producing a sudden increase in force that can greatly exceed the object’s static weight. Impact loads are commonly considered in applications such as vehicle and car crash testing, where forces can change rapidly during a collision. |
| Resistencia de entrada/salida (Ω) |
La resistencia de entrada se mide a través de los cables de excitación (EXC+, EXC-) y la resistencia de salida se mide a través de los cables de señal (SIG+, SIG-).
|
| Potencia de entrada (VDC/VAC) |
El rango de tensión necesario para alimentar el dispositivo. Algunos modelos incluyen rectificadores internos para admitir la conexión directa de CA, mientras que otros requieren una fuente de alimentación de CC dedicada.
|
| Instalación Montaje |
El método físico por el que se instala el dispositivo, como montaje en panel, montaje en carril DIN o montaje en pared, en función de la aplicación y el diseño de la caja.
|
| Aislamiento |
Separación eléctrica entre distintas partes de un circuito para evitar el flujo de corriente no deseado y proteger contra picos de tensión o bucles de masa.
|
| Legal-for-Trade |
A designation given to scales used in commercial transactions where products are sold by weight.
|
| Live Load |
A non-permanent, variable weight that the load cell experiencesA non-permanent and variable weight that the load cell experiences during normal operation. Unlike dead load, live load changes as material, products, or other items are added, removed, or moved. For example, the contents weighed in a tank represent the live load and can vary depending on the amount of material inside. |
| Load Distribution |
How total weight is shared among the load cells in a weighing system.Describes how the total weight of an object (like a tank, hopper, or truck) is split up and shared among all the different load cells supporting it in a multi-cell weighing system. |
| Metrology |
The name of scientific measurement, encompassing calibration, verification, and accuracy of measuring instruments both for weight or volume.
|
| Modbus RTU |
A serial protocol that shares data between devices over RS-485.A serial communication protocol that uses an RS-485 network to exchange data between industrial devices over a shared communication bus. |
| Modbus TCP |
The Modbus protocol running over standard Ethernet networks.A version of the Modbus protocol that operates over Ethernet and TCP/IP networks, enabling communication between industrial devices using standard Ethernet infrastructure. |
| Mechanical Fatigue |
Progressive weakening of material caused by repetitive or constant loading and unloading.The progressive weakening of a material caused by repeated or cyclic loading and unloading. Over time, these repeated stresses can create microscopic cracks that grow and eventually lead to material failure, even when each individual load is below the material’s maximum strength. |
| Intervalos de verificación máximos (nmax) |
El mayor número de intervalos discretos en que puede dividirse la lectura de la célula de carga manteniendo la precisión especificada.
|
| Intervalos de verificación máximos (nmax) |
El mayor número de intervalos discretos en que puede dividirse la lectura de la célula de carga manteniendo la precisión especificada.
|
| Measurement Canada (MC) |
The Canadian government agency responsible for regulating weighing instruments used in legal-for-trade applications.
|
| Mirror Polished |
An ultra-smooth, highly reflective finish achieved through progressive polishing.
|
| Multi-Point Calibration |
Calibration performed at multiple known loads across the range of a scale to improve linear accuracy at different weight ranges.
|
| Estilo de montaje |
Opciones de montaje mecánico de la pantalla (es decir, poste, pared, bastidor, etc.).
|
| Moisture Ingress |
Water or vapor getting into a structure or enclosure.
|
| Topología de la red |
La estructura de comunicación utilizada entre dispositivos, como redes punto a punto, en estrella o en malla.
|
| NTEP |
Short for National Type Evaluation Program, this is the certification program in the United States for all commercial weighing devices.
|
| No linealidad |
La desviación de la salida de la célula de carga de una respuesta ideal en línea recta en todo el rango de medición.
|
| Ruido |
Perturbaciones eléctricas no deseadas que interfieren en la precisión o estabilidad de una señal analógica o digital. El ruido puede tener su origen en el comportamiento interno del circuito o en fuentes externas como campos electromagnéticos o bucles de masa.
|
| OIML |
International Organization of Legal Metrology, this is the certification body for most global standards for legal metrology and weighing instruments.
|
| Pesaje a bordo |
Weighing system installed on a vehicle or trailer to read payload or weight distribution in real-time.
|
| Off-Centre Loading |
Path of loading force does not align with the main axis of intended force loading, creating a momentOccurs when the path of the applied load does not align with the load cell’s intended main axis of loading. This misalignment creates a moment or bending force that can affect measurement accuracy and place additional stress on the load cell. Proper load positioning and alignment are important to minimize these effects and ensure reliable, consistent measurements. |
| Operating Temperature (°C) |
The ambient compensated temperature range where the load cell will perform within specifications.
|
| Plastic Deformation |
A permanent change in the shape or size of a material that happens when an applied force or stress goes past the material's yield strength, causing atomic bonds to break and permanently shift.A permanent change in the shape or size of a material that occurs when an applied force or stress exceeds its yield strength. Once the material has been permanently deformed, it will not return to its original shape when the load is removed. |
| Consumo (W) |
La cantidad de energía eléctrica consumida por el dispositivo, normalmente especificada como una carga de funcionamiento típica o un consumo máximo en plena funcionalidad.
|
| PROFINET |
A real-time industrial Ethernet protocol for automation devices.An industrial Ethernet protocol that enables real-time data exchange and integration with industrial automation devices. |
| Peak Hold |
Captures and keeps the highest force or weight reading.A feature that records and retains the highest force or weight measurement reached during operation. |
| Platform Scale |
A scale that uses a flat platform surface to load items or bulk materials.
|
| Process Weighing |
Continuous dynamic or integrated weighing as a part of a larger production or assembly line that controls material flow.
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| Preload |
An initial baseline force applied to remove slack before measuring.The practice of applying an initial static baseline mechanical force or removing system slack before taking measurements. It ensures structural stability, and reduces mechanical hysteresis. |
| RS-232 |
A short-distance, point-to-point serial communication standard.A serial communication standard for point-to-point data transmission between two devices, typically over short distances. |
| RS-485 |
A robust serial standard for long-distance, multi-device networks.A robust communication protocol commonly used to transmit data over long distances, allowing multiple devices to be connected on the same network. |
| Alcance (LoS) |
Distancia máxima de comunicación en condiciones de línea de visión directa (LoS).
|
| Radial Load |
Force that acts perpendicularly to the axis of rotationA force that acts perpendicularly to the axis of rotation. Radial loads apply sideways or lateral forces to a rotating component, creating stress on bearings, shafts, and other supporting structures. Properly accounting for radial loads is essential for maintaining accurate measurement, stability, and reliable operation. |
| Excitación recomendada (V) |
El rango de tensión óptimo para alimentar la célula de carga para un funcionamiento y una lectura fiables.
|
| Repetibilidad |
Capacidad de la célula de carga de producir lecturas de salida coherentes cuando se aplica una carga o fuerza idéntica en condiciones idénticas.
|
| Tiempo de respuesta (ms) |
El tiempo de retardo entre una nueva señal de entrada y el cambio correspondiente que aparece en la pantalla.
|
| Resolución |
El cambio más pequeño en la señal de entrada que un dispositivo puede detectar, normalmente determinado por la profundidad de bits de su convertidor analógico-digital (ADC). La resolución suele expresarse en bits o recuentos (por ejemplo, 16 bits o 65.536 pasos sobre el rango de entrada).
|
| Potencia de salida RF (dBm) |
Potencia máxima de transmisión de la señal de radio, medida en decibelios respecto a 1 milivatio (dBm).
|
| Temperatura de almacenamiento |
Rango de temperatura ambiente admisible durante periodos no operativos, como el transporte o el almacenamiento prolongado. Este intervalo presupone que el dispositivo está apagado y correctamente embalado.
|
| Shunting Calibration |
A calibration method that involves simulating load cell output with a given weight by inserting specific resistances across the bridge circuit.
|
| Shock Load |
A sudden, high impact, instantaneous load caused by dropping an object onto the load cell.A sudden, high-impact, instantaneous load that occurs when a force is applied rapidly to a load cell, such as when an object is dropped onto it. Shock loads can significantly exceed the object’s static weight and may cause permanent deformation or damage to the load cell’s internal strain gauges. |
| Sobrecarga segura |
Carga máxima por encima de la capacidad nominal que puede soportar la célula de carga sin que se produzcan daños o deformaciones permanentes en la estructura.
|
| Salt Spray Resistance |
Material that does not react or corrode with a saline solution.The ability of a material or surface finish to resist corrosion when exposed to salt spray or a saline environment. This property is especially important for equipment used in marine, coastal, or other corrosive environments. |
| Sandblasted |
A surface finish made by blasting abrasive particles with compressed air.A surface treatment process that smooths a material by using compressed air to blast abrasive particles against the surface. |
| Sandblasted with Ceramic Shot |
A clean, uniform satin finish using ceramic beads that avoid iron contamination.A surface treatment process that uses smooth, hard zirconia-based ceramic beads instead of traditional sand or steel. It cleans, finishes, and strengthens metal surfaces while avoiding iron contamination and producing a uniform satin finish. |
| Side Load |
Forces perpendicular to the path of loading (a radial load).A force that acts perpendicular to the intended path of loading, creating a lateral or sideways force on the load cell or measuring component. Side loads can cause inaccurate readings, mechanical stress, or potential damage if they exceed the component’s allowable limits. Proper alignment and load application help minimize the effects of side loading and ensure reliable measurement. |
| Escala |
A weighing device designed to measure the mass of an object using calibrated devices, such as a load cell or mechanical beam.
|
| Signal Bandwidth |
The frequency range over which a load cell accurately measures changing loads.The range of frequencies over which the load cell can accurately measure dynamic loads. A wider bandwidth allows the load cell to respond more quickly to rapid changes in the applied load, while a narrower bandwidth is suitable for applications with slow load changes. |
| Signal-to-Noise Ratio (SNR) |
How clearly the true signal stands out from background noise.Comparison of the level of the desired signal from a load cell to the level of background noise. It is expressed as a ratio, with a higher SNR indicating clearer and more reliable measurements. |
| Signal Conditioning |
Turns a load cell's weak raw signal into a stable, usable output.The process of converting a load cell's low-level electrical signal into a stable, usable output for accurate measurement. |
| Signal Isolation |
Blocking electrical noise to keep load cell readings accurate.Signal isolation is a way to prevent electrical noise and interference in load cells to ensure accurate measurements. Several techniques can be employed to achieve effective signal isolation like shielded cables and proper grounding practices. |
| Signal Amplification |
Boosting a load cell's tiny signal to a usable level.The process of increasing the low-level electrical signals produced by the load cells, typically in the millivolt range, to a more usable level, such as 4-20 mA or 0-10 V. This is essential for accurate data transmission and processing in measurement systems. |
| Tara |
A scale function to subtract the vessel weight from the total readout to determine the net weight of the contents being measured.
|
| TCP/IP |
The core protocol suite for addressing, routing and transmitting data.A suite of communication protocols that enable communication between devices by providing data transmission, addressing, and routing. |
| Rango de tara |
Desviación (tara) máxima admisible que puede restarse del peso bruto, normalmente expresada como porcentaje del fondo de escala.
|
| Tasa de actualización/muestreo |
La frecuencia a la que el dispositivo muestrea y procesa los datos de entrada, normalmente expresada en muestras por segundo (SPS) o Hz.
|
| Ángulo de visión |
Ángulo máximo desde el que la pantalla sigue siendo claramente legible sin pérdida significativa de contraste o visibilidad.
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| Weigh in Motion (WIM) |
A system that measures the weight of a vehicle in motion while they pass over a scale.
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| Washdown Design |
Construction that withstands hot, harsh-chemical cleaning.
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| Cero |
The calibrated reading of an empty scale or unloaded load cell, typically adjusted to ensure accuracy.
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| Balance cero (mV/V) |
También expresado como desplazamiento del cero, es la señal de salida de una célula de carga cuando no se aplica ninguna carga y suele estar muy cerca del cero con una pequeña tolerancia indicada.
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