


( Brand: Flowline ), ( Part Type: Panel Meter ), ( Manufacturer Part Number: LI21-1001 )
The Flowline LI21-1001 Loop-Powered Nema 4X Panel Meter is a versatile and reliable instrument designed for measuring and displaying various process parameters in industrial applications. This device complies with the NEMA 4X standard, ensuring it can operate effectively in harsh and wet environments.
The LI21-1001 features a large and easy-to-read 4-1/8-inch (108mm) priorarted, illuminated, analog Bar Graph and 5-digit LCD digital readout, making it suitable for precise measurement of flow rate, temperature, pressure, voltage, and current, among other process variables.
This loop-powered panel meter is designed for simple installation and integration within your industrial process control system. It operates via 4-20mA loop-powered current input, with both current and voltage measurement capabilities. It boasts a high accuracy of 0.25% FS (Full Scale), with a wide measuring range of 0.1mA to 20mA.
The Flowline LI21-1001 offers flexible configuration options, with switchable units that can be easily set to various measurement units such as Celsius, Fahrenheit, psi, bar, and mA, among others. For additional customization, it includes two onboard switches that can be configured as function buttons for momentary or constant contact applications, or programmed with various user-defined functions.
This rugged panel meter is built to withstand the rigors of industrial environments, with a robust composite construction and UV-resistant front cover. It is compatible with a wide variety of process instruments and PLCs, maximizing its versatility in various industrial applications.
Key features of the Flowline LI21-1001 Loop-Powered Nema 4X Panel Meter include:- NEMA 4X (IP66) Protected for Harsh Environments
- 4-1/8-inch (108mm) Bar Graph and 5-digit LCD Display
- Universal 4-20mA Loop-Powered Input for Current and Voltage Measurement
- High Accuracy: 0.25% FS (Full Scale)
- Wide Measuring Range: 0.1mA to 20mA
- Switchable Units: Celsius, Fahrenheit, psi, bar, and mA
- Illuminated Display for Enhanced Visibility
- Two User-Defined Function Switches
- Built-in Fuse Protection
- UV-Resistant Front Cover
- Compatible with Various Industrial Process Control Systems and PLCs.
The Flowline LI21-1001 Loop-Powered Nema 4X Panel Meter is your reliable and accurate choice for monitoring and controlling various process parameters in rugged industrial settings.
The Flowline LI21-1001 Loop-Powered Nema 4X Panel Meter is a versatile measurement instrument used for recording and indicators of various process parameters in industries. Here, we will discuss the pros and cons of investing in this panel meter:
Pros:1. Loop-Powered Design: This panel meter does not require an external power source, making it an ideal choice for remote and hard-to-reach locations. Power is derived from the process current or pressure, enabling it to function independently.
2. Wide Range of Process Variables: The LI21-1001 supports a variety of inputs, including voltages, currents, temperature, and pressure. This versatility makes it a valuable tool in industries with diverse process requirements.
3. High Accuracy: The built-in microprocessor and auto-ranging feature ensure high accuracy and fast response time, leading to improved process control and optimized performance.
4. Rugged Construction: The Nema 4X enclosure provides protection against water, dust, and other environmental hazards, making the meter ideal for use in harsh industrial environments.
5. Remote Display: With an optional remote display, the LI21-1001 allows operators to view the process parameters from a distance, improving safety and productivity.
6. Easy Installation: Its plug-in terminal configuration and simple wiring make installation a quick and straightforward process.
Cons:1. Limited Display Size: The standard LI21-1001 model features a relatively small display where multiple parameters may be difficult to read at a glance. Larger display options are available at an additional cost.
2. Limited Communication Options: While it supports 4-20mA HART communication, users looking for more advanced communication protocols like Modbus or PROFIBUS might need to consider alternative solutions.
3. Price Point: The LI21-1001's rugged construction and high functionality come at a premium. While it offers substantial benefits, businesses on a tight budget may need to consider less expensive alternatives.
Conclusion:The Flowline LI21-1001 Loop-Powered Nema 4X Panel Meter offers a robust set of features to meet the needs of various industrial applications, including loop-powered design, support for multiple process variables, and high accuracy. Its rugged construction, remote display option, and easy installation make it a valuable investment for industries looking for reliable, accurate, and versatile process measurement instruments.
For businesses operating in harsh environments or needing support for a wide range of process variables, the LI21-1001 is an excellent choice. However, for those seeking more advanced communication options or larger displays, alternative products may be more suitable. Ultimately, the decision to invest in the LI21-1001 should be based on your specific industrial requirements, budget, and preferences.
Used - hole on bottom was for push button.can easily be plugged.