Phoenix Contact IB ST 24 DO 32/2 Industrial Control System I/O MODULE IDENT 189
 2754325
The Phoenix Contact IB ST 24 DO 32/2 (Order Number: 2754325) is a high-density, 32-channel digital output module from the robust Inline station automation system. Designed for industrial control applications, this module acts as a critical interface between a programmable logic controller (PLC) and a wide array of field actuators, such as relays, valves, motors, and indicators.
It is a core component for building decentralized, modular, and high-performance automation systems in demanding environments.
Key Features & Technical Specifications
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Product Type:Â Digital Output Module (DO)
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Number of Channels:Â 32
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Output Type:Â Semiconductor outputs (PNP), organized in two groups of 16.
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Rated Voltage:Â 24 V DC
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Output Current per Channel:Â 0.5 A
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Total Current per Group (16 channels):Â 4 A max
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Connection Technology:Â Spring-loaded cage clamp (push-in), for fast, tool-free wiring.
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Fieldbus Connection:Â Integrated via the Inline station base. Compatible with all major fieldbus protocols (e.g., PROFINET, EtherCAT, PROFIBUS, EtherNet/IP) when used with the appropriate coupler.
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Diagnostics:Â Extensive diagnostic capabilities (e.g., short-circuit, wire-break, overload) can be reported back to the controller via the fieldbus.
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Module Housing:Â High-grade plastic with a robust, snap-on design for secure mounting on the DIN rail.
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Status Indication:Â LED per channel for output status and group fault indication for quick troubleshooting.
Primary Applications & Use Cases
This module is engineered for applications requiring the control of a large number of devices from a centralized or decentralized control system. Typical uses include:
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Automated Assembly Lines:Â Controlling solenoids, pneumatic valves, and status lamps.
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Packaging Machinery:Â Actuating motors, clutches, and warning signals.
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Material Handling Systems:Â Operating conveyor belts, sorting gates, and stacker cranes.
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Industrial Process Control:Â Managing pumps, fans, and other on/off process devices.
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Automation Panels:Â Controlling cabinet cooling fans, power supplies, and general purpose relays.
Main Benefits for the User
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High Channel Density:Â With 32 outputs in a single module, it saves significant space in the control cabinet, reducing hardware costs and panel size.
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Modularity and Scalability:Â As part of the Phoenix Contact Inline system, it can be easily combined with other I/O modules (digital input, analog, special function) to create a perfectly tailored control station.
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Fast Installation:Â The use of spring-loaded cage clamps drastically reduces wiring time compared to traditional screw terminals.
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High Reliability & Diagnostics:Â Built for industrial environments, it offers protection against short-circuits and overloads. Detailed diagnostics minimize machine downtime by enabling fast fault localization.
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Wide Protocol Compatibility:Â By selecting the appropriate Inline fieldbus coupler, this module can be seamlessly integrated into virtually any modern industrial network.
System Integration & Compatibility
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System Family: Phoenix Contact Inline
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Required Components: To function, this module must be used with:
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An Inline Fieldbus Coupler (e.g., for PROFINET, EtherCAT, etc.).
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An Inline Terminal Base Unit (specific base units are required for the 32-channel modules).
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Mounting:Â Standard 35 mm DIN rail mounting.













