UM344-2

INTRODUCTION

1.0 INTRODUCTION

This User’s Manual is for the XTC™ Model 344 Smart Temperature Transmitter. It covers both the Transmitter-Controller and Transmitter only versions.

NOTE

Throughout this Manual the term Transmitter will include both versions except when the Transmitter-Controller is specifically stated and when discussing unique Transmitter-Controller features, such as the Controller function block.

All information needed to bench test, install, configure, system test, and service a transmitter is included in this User’s Manual. Figure 1-1 shows the basic Model 344. Figure 1-2 shows the two terminal strips for loop, sensor, display, and test equipment connections.

IMPORTANT

Save this User's Manual for installing, configuring, operating and servicing a Model 344 transmitter.

1.1 SECTION CONTENTS

Nine sections make up this Manual. A brief description of each section follows.

Section 1, INTRODUCTION, describes each section in this Manual and provides a brief description of the Model 344 Smart Temperature Transmitter line.

Section 2, XTC COMMUNICATOR (MXC), describes use of the MXC to test, configure, and calibrate a transmitter.

Section 3, INITIAL TRANSMITTER SETUP, provides procedures to perform a bench test of the transmitter to ensure proper operation of all functions. Start-up configuration is described here. If desired, go to Section 5 to perform a complete configuration.

Section 4, INSTALLATION, furnishes specific information for mechanical and electrical installation.

Section 5, ON-LINE AND OFF-LINE OPERATION, describes on-line and off-line configuration, and the use of the transmitter’s zero and full-scale pushbuttons.

Section 6, CALIBRATION AND MAINTENANCE, provides calibration procedures for analog and digital modes. It also furnishes preventive maintenance, troubleshooting, and assembly replacement procedures. A spare and replacement parts list is provided at the back of this Manual.

Section 7, CIRCUIT DESCRIPTION, contains an assembly level circuit description to support transmitter servicing.

September 1995

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Siemens UM344-2 user manual Introduction, Section Contents
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UM344-2 specifications

The Siemens UM344-2 is a cutting-edge industrial controller designed to meet the demands of modern automation and control systems. This powerful device is specifically developed for use in various applications, including manufacturing, process control, and machinery integration. The UM344-2 stands out for its versatility and robust performance in harsh industrial environments.

One of the main features of the Siemens UM344-2 is its high processing speed, which allows for real-time data processing and decision-making. The controller utilizes advanced microprocessor technology, ensuring quick response times and efficient operation. Its architecture supports multitasking, enabling it to manage multiple processes simultaneously without compromising performance.

The UM344-2 features a modular design, which provides flexibility in configuration and scalability. Users can easily add or remove modules to tailor the system to specific application requirements. This adaptability is beneficial for businesses that need to scale their operations or adjust to changing production demands. The controller is compatible with a variety of I/O modules, allowing for seamless integration with other equipment and systems.

In terms of connectivity, the Siemens UM344-2 supports various communication protocols, including Profibus, Profinet, and Ethernet. This versatility ensures smooth data exchange between the controller and other devices in the automation ecosystem, facilitating comprehensive monitoring and control. The inclusion of these communication standards enhances interoperability and allows for the integration of legacy systems with newer technology.

The Siemens UM344-2 is equipped with advanced diagnostic tools, which enable users to monitor system performance and detect potential issues in real-time. This feature reduces downtime and maintenance costs by allowing for proactive management of the system. The controller also supports remote access capabilities, enabling technicians to troubleshoot and configure systems from off-site locations.

Safety is a critical consideration in industrial environments, and the UM344-2 is designed with this in mind. It incorporates safety-certified features, ensuring compliance with international safety standards. Users can implement safety functions directly within the controller, streamlining system design and reducing the need for external safety components.

Overall, the Siemens UM344-2 exemplifies the fusion of technology and practical application, making it an essential component for businesses looking to enhance their automation processes. With its high performance, flexibility, and focus on safety, the UM344-2 is a reliable choice for industries aiming for efficiency and innovation in their operations.
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