Emerson Rosemount 248 Temperature Transmitter: A Comprehensive Overview

The Emerson Rosemount 248 Temperature Transmitter is a highly regarded device used to measure and transmit temperature data in industrial environments. With its advanced technology, reliability, and precision, it has become a staple in various industries where temperature control and monitoring are critical. This article provides an in-depth look at the features, specifications, installation, and applications of the Rosemount 248, demonstrating its value in temperature measurement across different sectors.For more information, welcome to visitemerson rosemount 248 temperature transmitterhttps://www.gold-sensor.com/product/emerson-rosemount-248-temperature-transmitter/ We areaprofessional enterprise platform in the field, welcome your attention and understanding!


The Rosemount 248 Temperature Transmitter is designed for applications that require precise and reliable temperature measurements. It utilizes advanced sensor technology and digital communication capabilities to deliver accurate temperature data in a variety of industrial environments. The transmitter is particularly well-suited for use in process industries such as oil and gas, chemical manufacturing, power generation, and food processing.

One of the key features of the Rosemount 248 is its flexibility. It can be paired with a variety of temperature sensors, including RTDs (Resistance Temperature Detectors) and thermocouples. This adaptability ensures that the device can be used in different temperature ranges and with various sensor types, making it a versatile choice for many applications.


The Emerson Rosemount 248 Temperature Transmitter boasts a range of features that set it apart from other temperature transmitters on the market. These include:

- **High Accuracy**: The Rosemount 248 provides highly accurate temperature readings with minimal deviation. It can achieve measurement accuracy of up to ±0.1°C, ensuring reliable data for critical processes.

- **Digital Communication**: With HART (Highway Addressable Remote Transducer) protocol support, the Rosemount 248 allows for seamless communication with control systems. This enables real-time monitoring and easy integration into existing process automation systems.

- **Wide Operating Range**: The transmitter supports a broad temperature range, typically from -200°C to 850°C, depending on the sensor type. This allows it to meet the needs of various industries with diverse temperature measurement requirements.

- **Durability and Reliability**: Designed to withstand harsh industrial conditions, the Rosemount 248 is built with robust materials that provide long-lasting durability. It is resistant to vibrations, temperature fluctuations, and other challenging environmental factors.

- **Easy Calibration**: The device features simple and intuitive calibration procedures, reducing the need for specialized training. Users can quickly calibrate the transmitter to ensure precise and accurate measurements.

- **Low Power Consumption**: The Rosemount 248 is designed with energy efficiency in mind, making it suitable for applications where low power consumption is a priority.


Installing the Rosemount 248 Temperature Transmitter is a straightforward process, though it does require careful consideration to ensure proper functionality and optimal performance. Here’s an overview of the typical installation steps:

- **Selecting the Right Sensor**: Before installation, it’s essential to select the appropriate temperature sensor (RTD or thermocouple) that is compatible with the expected temperature range and the specific process conditions. The Rosemount 248 supports a variety of sensors, offering flexibility in sensor selection.

- **Mounting the Transmitter**: The transmitter should be mounted in a location where it can easily receive data from the temperature sensor while being protected from harsh environmental factors. It is often installed in a field junction box or on a panel, depending on the application.

- **Wiring the Device**: Proper wiring is crucial for ensuring accurate readings. The transmitter needs to be connected to the sensor, and the appropriate power supply must be provided. For installations involving HART communication, wiring to the control system is necessary.

- **Calibration and Configuration**: Once the transmitter is installed and connected, the next step is to calibrate the device to ensure that it provides accurate temperature readings. The calibration process can typically be completed using a standard handheld device or software tools that are compatible with the Rosemount 248.


The Rosemount 248 Temperature Transmitter is used across a wide range of industries due to its versatility and reliability. Some of the most common applications include:

- **Oil and Gas**: In the oil and gas industry, temperature control is crucial for maintaining the integrity of pipelines, storage tanks, and other critical equipment. The Rosemount 248 ensures accurate temperature measurement in these high-demand environments, helping to prevent overheating or freezing that could cause equipment failure.

- **Chemical Processing**: Chemical reactors, distillation columns, and storage tanks require precise temperature control for optimal chemical reactions. The Rosemount 248 is frequently used in chemical manufacturing to monitor and regulate temperatures in these processes, ensuring product quality and safety.

- **Power Generation**: Temperature measurement is vital for monitoring the performance of power plants, including steam turbines, boilers, and cooling systems. The Rosemount 248 allows power plants to maintain efficient operation by providing accurate temperature data that can be used to adjust control parameters.

- **Food and Beverage**: In the food and beverage industry, temperature control is essential for processes such as pasteurization, fermentation, and storage. The Rosemount 248 is used in these processes to ensure that the temperature remains within the optimal range, preventing contamination and ensuring product quality.


Maintaining the Rosemount 248 Temperature Transmitter is relatively simple, but regular checks and calibrations are necessary to ensure optimal performance. Here are a few tips for maintaining the transmitter:

- **Regular Calibration**: To maintain the accuracy of the temperature readings, it is essential to calibrate the transmitter regularly. Calibration should be performed at specified intervals based on the manufacturer’s recommendations or industry standards.

- **Cleaning**: The transmitter should be kept clean and free from dirt, dust, and other contaminants. Regular cleaning helps prevent signal interference and ensures reliable data transmission.

- **Troubleshooting**: If the Rosemount 248 is not functioning correctly, common issues may include wiring faults, sensor problems, or communication errors. In such cases, troubleshooting steps such as verifying connections, inspecting the sensor, and testing communication protocols can help resolve the problem.

- **Firmware Updates**: Ensure that the transmitter's firmware is up to date. Emerson regularly releases updates to improve the functionality and performance of its devices.


The Emerson Rosemount 248 Temperature Transmitter is a powerful and reliable tool for industrial temperature measurement. With its high accuracy, flexibility, and easy integration into existing systems, it has become an essential device in a wide range of industries. Whether you are working in oil and gas, chemical processing, power generation, or food production, the Rosemount 248 offers the precision and durability needed to ensure optimal performance and efficiency. By understanding its features, installation, applications, and maintenance requirements, users can fully leverage the capabilities of this advanced temperature transmitter.