John H. Carter Company products

High-Performance Temperature Transmitter Provides the Ultimate Solution for your Temperature Measurement Applications.

A Smart Wireless Solution for Single Point Temperature Measurements. The industry-leading Rosemount 648 Wireless Temperature Transmitter delivers unmatched field reliability and performance as a wireless measurement solution. The 648 Wireless is ideal for high performance applications, helping you achieve optimal efficiency with Best-in-Class product specifications and capabilities. The Rosemount 648 Wireless features include a large, easy to read display, user-configurable process alerts, Long and Extended Range Antenna options, and Transmitter-Sensor Matching for enhanced accuracy. Fully compatible with any IEC-approved WirelessHART network, the 648 Wireless provides rich diagnostic data and reliable performance as a Smart Wireless temperature solution.

Versatile Single Point temperature transmitter delivers field reliability and advanced features to meet demanding process needs. The Rosemount 644 offers a flexible and reliable solution to any temperature measurement need. As a highly accurate transmitter that comes in either HART, FOUNDATION Fieldbus or PROFIBUS PA communication protocols, as well as head mount, field mount, or rail mount form factors, the Rosemount 644 is designed to meet your most demanding applications. Available LCD display and Local Operator Interface provide local measurement indication and Transmitter-Sensor Matching functionality provides unmatched accuracy for a transmitter and RTD sensor measurement point. See Features & Benefits below for the complete model offering overview.

A Smart Wireless Temperature Solution for Single Point Measurements. The Rosemount 248 Wireless temperature transmitter offers a cost effective solution for wireless process monitoring.  The standard design of the 248 Wireless helps you optimize plant efficiency and increase measurement reliability with industry-proven capabilities and specifications.  Fully compatible with any IEC-approved WirelessHART network, the 248 Wireless provides rich diagnostic data and reliable performance as a Smart Wireless temperature solution.

A complete temperature assembly for any Single Point measurement application. The Rosemount 248 Temperature Transmitter is designed to meet common Single Point measurement application requirements. This transmitter with HART® protocol can easily be ordered with a variety of sensors (RTDs and thermocouples) and thermowells. The Rosemount 248 is provided in a head mount configuration suitable for installation in a wide variety of connection heads and housings. Additionally, a Rail Mount configuration is also available for rail and rack mountable applications. A PC-programmable interface is available, providing an easy-to-use configuration method from any PC.