Rosemount 248 - Transmitter

Reference Manual
00809-0100-4825, Rev BB
August 2005
Rosemount 248
1-2
OVERVIEW
Manual This manual is designed to assist in the installation, operation, and
maintenance of the Rosemount 248 Temperature Monitoring Assembly.
Section 1: Introduction
• Transmitter and Manual Overview
• Things to considerations
• How to return the transmitter
Section 2: Installation
• How to mount the transmitter
• How to Install the transmitter
• How to set the switches to ensure proper use
• How to wire and power up the transmitter
Section 3: Configuration
• Commissioning to transmitter
• How to use the 375 Field Communicator to configure the transmitter
Section 4: Operation and Maintenance
• Calibration the transmitter
• Explanation of hardware maintenance and diagnostic messages
Section A: Specifications and Reference Data
• Transmitter and Sensor Specifications
• Dimensional drawings
• Ordering Information
Section B: Product Certifications
• Product Certifications/Hazardous Locations Certifications
• Installation Drawings
Transmitter Features of the Rosemount 248 include:
• Accepts inputs from a wide variety of RTD and thermocouple sensors
• Configuration using HART protocol
• Electronics that are completely encapsulated in epoxy and enclosed in
a plastic housing, making the transmitter extremely durable and
ensuring long-term reliability
• A compact size and three housing options allowing mounting flexibility
in the field
• Assembly including the transmitter, sensor, housing, thermowell, and
extension accessories that can be ordered in one model number
Refer to the following literature for additional connection heads, sensors, and
thermowells that may not be available in the Rosemount 248 model structure:
• Temperature Sensors and Assemblies Product Data Sheet, Volume 1
(document number 00813-0100-2654)
• Temperature Sensors and Assemblies Product Data Sheet, Volume 2
(document number 00813-0200-2654)
• Temperature sensors and Assemblies Product Data Sheet, Volume 3
(document number 00813-0301-2654)