Phoenix Contact PLC-RSC-24DC/21

Phoenix Contact PLC-RSC-24DC/21 – Reliable 24V DC DIN Rail Relay

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About this item

The Phoenix Contact PLC-RSC-24DC/21 (2966171) is a 24 V DC DIN rail plug-in interposing relay featuring one changeover (SPDT) contact. Designed for compatible PLC interfaces, industrial automation panels, and control cabinets, it supports electrical isolation and convenient relay replacement.

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📝 Product Overview

The Phoenix Contact PLC-RSC-24DC/21 DIN Rail Plug-In Interposing Relay (2966171) is a reliable industrial interface relay designed to provide electrical isolation between programmable logic controllers (PLCs), automation controllers, and field devices. As part of the Phoenix Contact PLC-INTERFACE product family, this relay supports dependable signal switching in industrial automation systems, machine-control applications, and electrical control cabinets.

The Phoenix Contact PLC-RSC-24DC/21 uses a 24 V DC control input and provides one changeover contact (SPDT). The Phoenix Contact PLC-RSC-24DC/21 configuration described here includes screw connections for wiring and is intended For automation engineers, panel builders, maintenance teams, and industrial equipment suppliers, the Phoenix Contact PLC-RSC-24DC/21 provides a practical relay-interface solution for suitable 24 V DC control systems. Its DIN rail mounting, plug-in relay format, and single changeover contact make it useful for signal interfacing in a broad range of industrial applications.

 Specifications Details : Phoenix Contact PLC-RSC-24DC/21

 

Specification Details
Manufacturer Phoenix Contact
Product Family PLC-INTERFACE
Model Number PLC-RSC-24DC/21
Part Number 2966171
Product Type Interposing Relay / Relay Module
Application PLC Output Interface / Universal Switching
Input / Coil Voltage 24 V DC
Contact Configuration 1 Changeover Contact (SPDT)
Relay Type Plug-In Miniature Relay
Mounting Type DIN Rail Mounting
DIN Rail Type NS 35/7.5
Terminal Connection Screw Connection
Operating Factor 100% operating factor, as specified for the representative configuration
Electrical Isolation Between coil and contact side
Test Voltage (Winding/Contact) 4 kV AC, 50 Hz, 1 minute, as supplied
Mechanical Service Life Up to 2 × 10⁷ cycles, as supplied
Installation Position Any, as supplied
Mounting Arrangement Rows with zero spacing, as supplied
Standard IEC 60947-5-1, as supplied
Country of Origin Germany, as supplied

Feature Benefit
24 V DC Control Input Supports compatible 24 V DC automation-control signals.
Single Changeover Contact (SPDT) Provides flexible normally open and normally closed switching paths.
Electrical Isolation Helps separate PLC control circuits from switched field circuits.
Plug-In Relay Design Supports convenient relay replacement when used with the compatible base.
DIN Rail Mounting Simplifies installation in industrial control cabinets.
Screw Connections Provides a familiar wiring method for suitable industrial installations.
Compact Interface Format Helps organize relay interfaces within control panels.
Continuous-Duty Capability Supports suitable applications requiring an energized relay over extended periods.
PLC Interface Function Enables compatible control signals to operate external devices.
Industrial Automation Design Suitable for integration into appropriately rated industrial control systems.
Maintenance-Friendly Arrangement Can help simplify servicing and reduce replacement effort.

Application Purpose
PLC Output Isolation Interfaces compatible PLC outputs with external circuits.
Industrial Automation Panels Supports relay-based signal switching in control cabinets.
Machine Control Systems Provides an interface between controllers and field devices.
Factory Automation Supports suitable switching functions on production lines.
Motor-Control Interfaces Can switch compatible control signals associated with motor-control equipment.
Solenoid Valve Circuits Provides relay switching for compatible valve-control applications.
Contactor Interface Circuits Interfaces suitable controller outputs with contactor control circuits.
Alarm and Indicator Circuits Supports switching of compatible alarms and indicator devices.
Conveyor Systems Provides control-signal interfacing in suitable conveyor installations.
Packaging Machinery Supports relay-based machine-control functions.
Production Equipment Provides an interface for compatible automation signals.
Building Automation Can be used in suitable control and monitoring circuits.
Process-Control Systems Supports compatible signal-switching requirements.
Electrical Control Cabinets Helps maintain organized relay and control-circuit layouts.
📦 What’s Included
  • DIN rail-mounted PLC interface relay assembly
  • compatible 24 V DC plug-in miniature relay
  • changeover contact arrangement (SPDT)
  • DIN rail mounting terminal/base

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