CJ1W-PRM21 | Omron PROFIBUS DP Master Communication Module for CJ Series PLC

Omron · PLCs & Industrial Controllers

Description  The Omron CJ1W-PRM21 is a PROFIBUS DP Master communication module designed for integration with CJ-series PLC systems. It enables high-speed communication between the PLC and distributed PROFIBUS field devices, supporting up to 125 slave nodes. This module allows reliable industrial network integration for automated control and monitoring applications.   Technical Specifications  Condition New/Never Used Surplus Brand Omron Category PLCs/Machine Control Part Number CJ1W-PRM21 Subcategory PLC Communication Module Series CJ1W Communication Protocol PROFIBUS DP Master (Class 1) Number of Communication Ports 1 Connector Type D-Sub 15-pin Maximum PROFIBUS Slaves 125 devices Supported Baud Rates 9.6 kbps to 12 Mbps Maximum I/O Capacity 7168 words I/O per Slave 244 bytes input / 244 bytes output Mounting Type DIN rail Operating Temperature 0°C to 50°C Power Consumption 400 mA at 5 V Dimensions 90 × 65 × 31 mm Weight 100 g     Information About CJ1W-PRM21 The CJ1W-PRM21 is a communication unit from the Omron CJ1W series designed for use with CJ-series programmable logic controllers. It functions as a PROFIBUS-DP Master Class 1 interface, enabling the PLC to communicate with remote I/O modules, drives, sensors, and other PROFIBUS-compatible devices. The module supports DPV1 data types and provides flexible configuration using CX-PROFIBUS engineering software with GSD-based device integration. Installed on the CJ PLC CPU bus, it allows efficient data exchange with distributed automation systems while maintaining stable communication across industrial networks. Key Features: PROFIBUS DP Master Interface: Provides Class 1 master functionality for communication with distributed PROFIBUS slave devices. CJ-Series PLC Integration: Designed for installation on the Omron CJ PLC CPU bus system. High Device Capacity: Supports communication with up to 125 PROFIBUS slave devices. Wide Baud Rate Support: Compatible with standard PROFIBUS speeds from 9.6 kbps up to 12 Mbps. DPV1 Data Support: Enables extended diagnostics and advanced data handling capabilities. Configurable Network Addressing: PROFIBUS address selectable from 0 to 125 through configuration software. Large I/O Data Capacity: Handles up to 7168 words of I/O data across the network. Industrial Communication Port: Uses a D-Sub 15-pin connector for reliable PROFIBUS network connectivity. The CJ1W-PRM21 delivers the reliability and precision required for industrial PLC communication and distributed automation networking.

Brand: Omron · Category: PLCs & Industrial Controllers

Key features

• PROFIBUS DP Master Interface: Provides Class 1 master functionality for communication with distributed PROFIBUS slave devices.
• CJ-Series PLC Integration: Designed for installation on the Omron CJ PLC CPU bus system.
• High Device Capacity: Supports communication with up to 125 PROFIBUS slave devices.
• Wide Baud Rate Support: Compatible with standard PROFIBUS speeds from 9.6 kbps up to 12 Mbps.
• DPV1 Data Support: Enables extended diagnostics and advanced data handling capabilities.
• Configurable Network Addressing: PROFIBUS address selectable from 0 to 125 through configuration software.
• Large I/O Data Capacity: Handles up to 7168 words of I/O data across the network.
• Industrial Communication Port: Uses a D-Sub 15-pin connector for reliable PROFIBUS network connectivity.

Specifications

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