
( Brand: General Electric ), ( Part Type: Panel Meter ), ( Manufacturer Part Number: 254-2-1/2 )
The General Electric 254-2-1/2 Panel Meter ES-50MVDC model is a versatile and precise measuring instrument designed for various applications in the field of DC electrical systems. This panel meter is a part of the 254 series, which is known for its durability and reliability.
The meter features a 2 1/2 inch (63.5 mm) dial with a high-contrast white numerals and scale against a black background, ensuring easy readability from a distance. The dial is graduated from 0 to 75 mVDC, making it suitable for measuring low voltage electrical signals. The meter is designed to measure current in the range of 0-75 mA DC, with a full-scale deflection accuracy of - 0.5%.
The meter has a rugged construction, with a metal case and a protective glass cover that shields the dial from impact and scratches. The meter's front bezel is sealed to IP66 rating, making it resistant to water and dust intrusion, making it suitable for use in harsh environments.
The General Electric 254-2-1/2 Panel Meter ES-50MVDC is equipped with a shunt input for current measurement, and it has a selectable current range of 0-20mA, 0-50mA, and 0-200mA. The meter also has a selectable DC voltage range of 0-5V, 0-10V, and 0-50V. The meter comes with a calibration certificate traceable to NIST, ensuring its accuracy and reliability.
The meter has a simple and intuitive front panel design, with a large red zero adjust knob for easy calibration and a small black range select knob for setting the measuring range. The meter also has a built-in warning alarm that activates when the measured value exceeds the set limit.
The meter is designed to operate in a temperature range of -20 C to 60 C, making it suitable for use in a wide range of environments. The meter requires a power supply of 115VAC, 50/60Hz, and it has a power consumption of 2.2W maximum.
In summary, the General Electric 254-2-1/2 Panel Meter ES-50MVDC is a rugged and reliable measuring instrument designed for DC electrical systems. It has a high-contrast dial, a wide measuring range, and a simple and intuitive front panel design. It is suitable for use in harsh environments and comes with a calibration certificate traceable to NIST.
The GE 254-2-1/2 Panel Meter 75-0-75dc ES-50mVDC is a versatile and accurate measuring instrument used for displaying DC voltage and current values in various industrial applications. Here are some pros and cons to help you make an informed decision about purchasing this panel meter.
Pros:1. Wide Measuring Range: This panel meter has a measuring range of 75V DC for voltage and 75A DC for current, which is suitable for most industrial applications.
2. High Accuracy: It offers a high level of accuracy with an input resolution of 50mV and 50mA, ensuring precise readings.
3. Easy to Use: The panel meter has a user-friendly design with a large backlit LCD display, making it easy to read even in low light conditions.
4. Rugged Construction: The meter is built to withstand harsh industrial environments with a rugged, watertight housing and a temperature range of -20 C to 70 C.
5. Versatile: The GE 254-2-1/2 Panel Meter can be used for a variety of applications, including motor control, power distribution, and process control.
Cons:1. Limited Communication Options: This panel meter does not offer any communication options, making it less suitable for more advanced applications that require data logging or remote monitoring.
2. Manual Configuration: The configuration of the panel meter is done manually using the front panel buttons, which can be time-consuming for complex setups.
3. Limited Inputs: The meter only has one input channel for voltage and one input channel for current, which may not be sufficient for applications that require multiple measurements.
Conclusion:The GE 254-2-1/2 Panel Meter 75-0-75dc ES-50mVDC is a reliable and accurate instrument for measuring DC voltage and current in industrial applications. Its rugged construction, wide measuring range, and high accuracy make it an excellent choice for many industrial applications. However, its lack of communication options and limited inputs may make it less suitable for more complex applications. Ultimately, the decision to purchase this panel meter depends on your specific application requirements and budget.
Recommendation:If you are looking for a simple, cost-effective panel meter for measuring DC voltage and current in industrial applications, then the GE 254-2-1/2 Panel Meter 75-0-75dc ES-50mVDC is an excellent choice. However, if you require more advanced features such as data logging, remote monitoring, or multiple input channels, then you may want to consider other panel meters with more advanced features.