Title: PHOENIX CONTACT PLC-BSC-24DC/21 Interface Relay Module - 24V DC, 1 N/O Contact

Product Overview:
The PHOENIX CONTACT PLC-BSC-24DC/21 is a high-performance, compact PLC interface relay module designed for efficient signal conditioning and electrical isolation in industrial automation environments. This versatile relay module serves as a crucial link between your programmable logic controllers (PLCs) and field devices, providing reliable switching of small to medium loads. Its slim 6.2 mm design ensures maximum space savings within control cabinets, making it an ideal solution for high-density applications. Featuring a 24V DC input and a single normally open (N/O) contact, the PLC-BSC-24DC/21 ensures robust and stable operation, enhancing the overall reliability and longevity of your control systems. It's engineered for seamless integration, offering easy installation and maintenance, which significantly reduces downtime and operational costs. This module is essential for protecting sensitive PLC outputs, amplifying signals, and providing galvanic isolation in demanding industrial settings.

Key Features & Benefits:

 Compact, Space-Saving Design: At just 6.2 mm wide, this slim interface relay module allows for high packing density in control cabinets, optimizing valuable panel space and reducing overall system footprint.
 24V DC Input Voltage: Directly compatible with standard industrial control voltages, ensuring straightforward integration into existing PLC systems without the need for additional power converters.
 1 Normally Open (N/O) Contact: Provides a single, reliable switching output for various industrial loads, perfect for signal amplification, electrical isolation, or switching low-power devices.
 Pluggable Relay: Enables quick and tool-free replacement of the relay, minimizing maintenance time, simplifying troubleshooting, and reducing potential downtime.
 Integrated LED Indicator: Clearly displays the switching status of the relay, allowing for immediate visual confirmation of operation and aiding in rapid diagnostics.
 Integrated Free-Wheeling Diode: Protects the PLC output and the relay coil from inductive voltage spikes, ensuring extended service life for both the relay and the connected control equipment.
 Reliable Screw Connection: Offers secure and vibration-resistant wiring, guaranteeing stable electrical connections even in demanding industrial environments prone to shock and vibration.
 Electrical Isolation: Provides galvanic separation between the control circuit and the load circuit, protecting sensitive PLC outputs from load-side disturbances, noise, and overvoltages.
 High Switching Capacity: Capable of switching loads up to 6A at 250V AC/DC, making it suitable for a wide range of industrial applications including motors, solenoids, and indicators.
 Enhanced System Reliability: Reduces wear on PLC outputs by handling higher currents, thus extending the lifespan of your automation equipment and improving overall system stability.
 Easy DIN Rail Mounting: Designed for quick and secure mounting on standard NS 35/7.5 or NS 35/15 DIN rails, facilitating rapid installation and modular system expansion.

Applications:

The PHOENIX CONTACT PLC-BSC-24DC/21 interface relay module is an indispensable component across a broad spectrum of industrial and commercial applications requiring robust signal interfacing and control. Its versatility makes it suitable for:
 Industrial Automation Systems: Interfacing programmable logic controllers (PLCs) with a wide array of field devices such as sensors, actuators, contactors, motor starters, solenoid valves, and indicator lights.
 Process Control: Providing reliable switching and isolation in critical applications within chemical, pharmaceutical, food and beverage, water treatment, and energy management plants.
 Machine Building: Integrating control signals within complex manufacturing machinery, packaging equipment, robotics, and assembly lines to ensure precise operation.
 Building Automation: Managing and controlling various building systems including lighting circuits, HVAC systems, access control, security systems, and fire alarms.
 Signal Conditioning: Amplifying weak PLC output signals or converting voltage levels to safely drive higher power loads or interface with different voltage domains.
 Electrical Isolation: Protecting sensitive control electronics from electrical noise, voltage spikes, ground loops, and transient overvoltages originating from the load side.
 Test and Measurement Equipment: Ensuring precise and isolated control of various components in laboratory setups, quality control systems, and automated test benches.
 Power Distribution: Switching small to medium loads in control panels, distribution boards, and remote I/O stations for efficient power management.

Technical Specifications:

 Part Number: PLC-BSC-24DC/21
 Alternative Part Number: PLCBSC24DC21
 Input Voltage (Nominal): 24V DC
 Output Contact Configuration: 1 N/O (Normally Open)
 Max. Switching Voltage: 250V AC/DC
 Max. Switching Current: 6 A
 Contact Material: AgNi (Silver Nickel)
 Coil Power Consumption: Approx. 0.2 W
 Operating Temperature Range: -20°C to +60°C (-4°F to +140°F)
 Dimensions (W x H x D): 6.2 mm x 80 mm x 94 mm
 Connection Type: Screw connection
 Mounting Type: DIN rail NS 35/7.5, NS 35/15
 Protection Class: IP20 (Terminal Block)
 Weight: 32 g
 Approvals: CE, UL, cUL, GL, EAC