Features & Benefits
- Accuracy up to 0.01
- Liquid crystal display
- Rotary encoder adjustment
- Two connection terminals are non polarity
- Output range can be set
- Linear output can be calibrated
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Item #:
21900753
Jadeshay 4-20mA Two-Wire Current Loop Signal Generator with LCD Display, 3-21mA Extended Range 0.5% Accuracy Tester for Transducer Calibration, PLC &
Item #:
21900753
USD 27
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Accuracy up to 0.01; Liquid crystal display; Rotary encoder adjustment ; Two connection terminals are non polarity.
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What Stands Out
High Accuracy
Delivers precise current signals, ensuring reliable measurements for demanding applications. Perfectly designed for accurate testing in various environments, maximizing performance for professionals in industrial and laboratory settings.
User-Friendly Interface
Equipped with a clear LCD display and intuitive controls, the transducer simplifies complex operations. Users can easily adjust settings, making it a valuable tool for both seasoned technicians and beginners.
Durable Design
Constructed with robust materials, this signal generator is designed to withstand tough conditions. Its resilience ensures longevity and durability, providing excellent value and reliability to users over time.
Product Details
| Brand | Jadeshay |
| Power Source | Corded Electric |
| Style | Digital |
| Color | Black |
| Item Weight | 44 Grams |
Who Should Buy?
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Field Technicians
Ideal for field technicians who need to calibrate and test industrial sensors with precision signal generation.
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Laboratory Researchers
Beneficial for laboratory researchers requiring a reliable current loop source for testing various transducers and instruments.
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Maintenance Engineers
Great for maintenance engineers wanting to troubleshoot and maintain systems that rely on 4-20mA signaling.
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Casual Users
Not suitable for casual users without technical expertise in operating signal generators effectively.
Product Description
Jadeshay 4-20mA Two-Wire Current Loop Signal Generator with LCD Display, 3-21mA Extended Range 0.5% Accuracy Tester for Transducer Calibration, PLC & Industrial Control, Rotary Encoder, Memory Storage
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Customer Questions & Answers
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Question:
What is a 4-20mA current loop signal generator?
Answer: A 4-20mA current loop signal generator is a device used to produce a standardized output current signal ranging from 4 to 20 milliamperes. This range is widely used in industrial automation and control systems for transmitting sensor data over long distances with minimal loss. The generator is crucial for testing or calibrating devices that operate within this current range, ensuring accuracy in measurements. For example, it can simulate the output of a temperature or pressure sensor, allowing engineers to verify the response of monitoring equipment without needing the actual sensor. -
Question:
How does a two-wire current loop work?
Answer: A two-wire current loop operates by utilizing only two wires for both power and signal transmission. The loop draws current from a power source and transmits a signal using the same wire pair, which makes it highly efficient for long-distance communication. The controller or instrumentation can interpret the varying current signal and relate it to specific sensor readings. This system is popular in industrial settings due to its simplicity and reduced wiring costs. For instance, a temperature sensor can send data back to a control panel effectively without needing separate power lines. -
Question:
What are common applications for a current loop signal generator?
Answer: Common applications for a current loop signal generator include testing and calibrating industrial sensors, transducers, and process control equipment. It is frequently used in applications like level monitoring, temperature measurement, and pressure detection where accurate signal simulation is needed. For example, in a water treatment facility, a 4-20mA signal generator can simulate the output of a flow meter, allowing technicians to validate their monitoring systems without interrupting the actual flow of water. -
Question:
What is the accuracy of the current loop generator?
Answer: The accuracy of a current loop generator often reflects its ability to produce a reliable and precise output signal. Many high-quality models, including the High Accuracy 4-20mA Current Loop Signal Generator, provide exceptional accuracy, usually indicated by a percentage of the full-scale output. This precision is critical for ensuring that instrumentation provides correct readings in process control applications. For instance, ensuring the accurate output of measured values in hazardous environments can enhance safety and efficiency in operations. -
Question:
How can I use a current loop signal generator for testing sensors?
Answer: Using a current loop signal generator for testing sensors involves connecting the generator to the sensor’s input terminals and setting it to a specific output current level. You can then record the sensor’s readings to ensure they match the expected output for that level. This method allows for comprehensive testing under various conditions. For example, if testing a pressure sensor, you can simulate different pressures by adjusting the current signal output, allowing you to validate the sensor's performance across its operational range. -
Question:
Can I connect multiple sensors to a single current loop signal generator?
Answer: Connecting multiple sensors directly to a single current loop signal generator is not recommended because the loop will not properly function if devices are not properly matched. Instead, it is advisable to use a current splitter or multiple loops as needed. This ensures each sensor receives the correct current for accurate readings. In practice, if you want to test multiple temperature sensors, a current signal generator can be set up for each sensor in a separate loop to simulate conditions for all without interference. -
Question:
What features should I look for in a high-accuracy current loop signal generator?
Answer: When selecting a high-accuracy current loop signal generator, consider features such as adjustable output ranges, precision level, display type, and the ability to simulate sensor behavior. Additionally, a model with multiple output options can enhance versatility. Look for models with an LCD display for easy readability. For instance, a generator that allows range adjustments can be particularly useful for applications that require testing across different sensor specifications, greatly improving laboratory efficiency. -
Question:
What is the significance of the LCD display on the transducer?
Answer: The LCD display on a current loop signal generator offers real-time visual feedback on output current levels, making it easy for users to monitor and adjust settings during testing. This feature significantly enhances the user experience by allowing for immediate verification of output without needing additional tools. For example, during calibration, users can make quick adjustments based on the displayed values, leading to more efficient and accurate testing processes. -
Question:
Is this device easy to use for beginner technicians?
Answer: Yes, many current loop signal generators, including this model, are designed with user-friendly interfaces and clear instructions, making them accessible for beginner technicians. Features such as an LCD display and simple adjustment controls facilitate ease of use. For instance, a novice technician can quickly learn to set desired current levels for testing without advanced technical training, promoting proficiency and confidence in their work. -
Question:
Where can I buy Current Loop, Two-Wire High Accuracy 4-20mA Current Loop Signal Generator LCD Transducer Test Signal Current?
Answer: You can buy the Current Loop, Two-Wire High Accuracy 4-20mA Current Loop Signal Generator LCD Transducer Test Signal Current at Ubuy. They offer a wide selection of electronic testing tools and often provide detailed product descriptions, making it easy to find the right generator for your needs.
Jadeshay Function Generators Editorial Review
The Current Loop - High Accuracy 4-20mA Two-Wire Transducer Test is a reliable and cost-effective solution for those in need of a 4-20mA generator. Customers have praised its quick delivery and ease of use right out of the box. The device has a resolution that is accurate and works great, making it suitable for troubleshooting and testing automation panels. It is also panel mountable and has many advanced features once you figure out the menu. One standout feature of this device is its ability to simulate a 4-20mA sensor without the need for a separate power supply. The two-wire current loop serves as both the power supply and the signal path. However, customers have noted that if you need to supply power to something, it would be best to Consider a different device that utilizes a power supply and sends out voltage or current. Overall, this current loop simulator receives high praise for its reliability, practicality, and accuracy. Customers have used it extensively for various applications, such as simulating pressure transducers, and have reported no issues even after long-term use. Its small form factor and loop power capabilities make it a popular choice among customers.
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Pros
- Quick delivery
- Easy to use
- Accurate resolution
- Reliable and durable
- Panel mountable
- Advanced features
- Can simulate a 4-20mA sensor without a separate power supply
Cons
- Not suitable for applications requiring power supply to the device In conclusion, the Current Loop
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USD 27
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