The part number 1769-CJC refers to a specific component in the Rockwell Automation MicroLogix 1200 Programmable Controllers series. This component is a thermocouple/mV input module, which is designed to handle thermocouple and millivolt input signals. It supports four input channels, including one CJC (Compensating Junction Compensation) sensor. This module is used for precise temperature measurement in various industrial applications, including process control, monitoring, and automation.
Technical Specifications
The 1769-CJC module is designed with several technical specifications to ensure reliable operation and accurate temperature measurement:
- Number of Inputs: Four input channels, including one CJC sensor, for handling different types of thermocouple and millivolt input signals.
- Resolution: 15 bits plus sign, providing a high degree of precision in temperature measurement.
- Bus Current Draw: Maximum of 40 mA at 5V dc and 50 mA at 24V dc, ensuring efficient power consumption.
- Heat Dissipation: 1.5 total watts, which is relatively low considering the module's capabilities.
- Converter Type: Delta Sigma, a type of analog-to-digital conversion method known for its high accuracy and efficiency.
- Response Speed per Channel: Input filter and configuration dependent, which allows for customization of the module's response speed based on the specific application requirements.
Alarm/ Error Codes
The 1769-CJC module does not have any specific alarm or error codes mentioned in the provided documentation. However, it is common for industrial control modules to have error codes and alarm conditions that are triggered by specific malfunctions or issues during operation. These codes are usually documented in the module's user manual or technical documentation.
User Manuals
The user manual for the 1769-CJC module is not provided in our research. However, it is typically included in the documentation package provided by the manufacturer, Rockwell Automation. The manual would provide detailed instructions on the module's installation, configuration, and troubleshooting procedures.
Troubleshooting
Troubleshooting the 1769-CJC module would involve checking for common issues such as incorrect wiring, faulty thermocouple connections, or software configuration errors. The module's user manual would provide detailed troubleshooting procedures and error codes to help identify and resolve these issues.
Programming
The 1769-CJC module is programmable using Rockwell Automation's software tools, such as RSLogix 5000 and RSLogix 500. The module's programming involves configuring the input channels, setting the temperature units, and selecting the input filter frequency. The module's documentation provides detailed instructions on programming and configuration procedures.
Installation
The installation of the 1769-CJC module typically involves connecting the module to a power source, configuring the input channels, and setting the temperature units. The module's user manual provides detailed instructions on the installation process, including any specific requirements for the module's power supply and environmental conditions.
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