SM Series, Meters

Panel meters are sophisticated instruments that serve the purpose of visually displaying an input signal through the use of analog needles, physical indicators, or digital characters. They are widely used in diverse applications where the monitoring and visualization of electrical or electronic parameters are essential. In addition to their primary function of visual representation, many panel meters come equipped with auxiliary outputs that serve multiple purposes. These auxiliary outputs may include alarm options, allowing users to set threshold values for the input signal and trigger alarms when these thresholds are exceeded. Furthermore, some panel meters offer the capability to transfer data or a reference signal to external devices such as computers or microcontrollers, facilitating data logging, analysis, and further automation. When selecting panel meters for specific applications, several key criteria are considered: Measuring range: Panel meters are chosen based on their ability to accurately measure and display a specific range of values for the input signal, ensuring that the chosen meter is compatible with the expected signal amplitude. Display type: The display type of panel meters can vary, encompassing analog needle displays, digital character displays, or even graphical displays, providing flexibility in presenting the input signal in a format that suits the application requirements. Character/indicator attributes: This includes considerations such as the size of the display, readability, color options, and additional visual indicators or symbols that enhance the user interface and convey supplementary information. Supply voltage: Panel meters are designed to operate within specific voltage ranges, and selecting a meter that aligns with the available power supply is crucial to ensuring proper functionality and performance. Panel meters are available in various types, each tailored to measure and display specific electrical or electronic parameters: Current meters: Designed to measure and display electrical current, often available in different current ranges to accommodate diverse applications. Voltage meters: Used for measuring and displaying electrical voltage, providing critical insights into the electrical potential at a specific point in a circuit or system. Frequency meters: These meters are utilized to measure the frequency of an electrical signal, offering valuable information about the oscillation rate of the input signal. Process meters: Suitable for monitoring and displaying process variables such as pressure, flow, level, or other industrial parameters, contributing to effective process control and management. Resistance meters: Specifically designed to measure electrical resistance, aiding in diagnostics and troubleshooting of electrical circuits and components. Temperature meters: These meters are employed to measure and display temperature, crucial for maintaining optimal operating conditions in various systems and environments. Wattage meters: Used to measure and display electrical power consumption or production, providing insights into energy usage and efficiency. In conclusion, panel meters play a pivotal role in visualizing and monitoring a wide range of electrical and electronic parameters, offering versatility, accuracy, and crucial auxiliary functions for enhanced control and automation in diverse applications.