Schneider AEG AS-B814-108

The AS-B814-108 is an I/O module belonging to the Modicon Quantum series of Schneider Electric, categorized as a low-voltage automation product. It features 8-channel relay outputs (NO/NC), each capable of switching 5A at 24V DC and supporting 4A output at 230V AC. With dimensions of approximately 70×80×120 mm and a weight of 0.26 kg, it operates within a temperature range of 0℃ to 60℃ and is installed on the standard double-wide Quantum rack, occupying 2 slots.

Key Specifications

• Channel Quantity: 8-channel relay outputs
• Output Voltage: 24V DC (5A) or 230V AC (4A)
• Input Current: 8mA (24V DC)
• Power Supply: 24V DC
• Operating Temperature: 0℃ – 60℃; Storage Temperature: -40℃ – 85℃
• Dimensions & Weight: 70mm × 80mm × 120mm, 0.26kg
• Installation Method: Standard double-wide Quantum chassis, occupying 2 rack slots

Product Features & Advantages

1. High Reliability: Adopts industrial-grade relays with strong anti-interference performance and long service life, ideal for harsh field environments.
2. Flexible Output Modes: Supports both NO and NC contact types to meet diverse control requirements.
3. Wide Voltage Compatibility: Directly drives 24V DC or 230V AC loads, simplifying wiring work.
4. Compact Size: Small volume and light weight enable high-density arrangement inside cabinets.
5. Plug-and-Play: Compliant with Modicon Quantum standards, featuring plug-in installation for quick replacement or capacity expansion.
6. Comprehensive After-sales Support: Provides 12-month warranty and global spare parts supply for fast maintenance.

Structure & Composition

• Chassis: Metal casing for protection and heat dissipation.
• Relay Output Unit: 8 independent relays, each equipped with NO and NC contacts.
• Power & Interface Board: Built-in power conversion circuit for 24V DC power supply; front panel is configured with 8 output terminal blocks.
• Diagnosis & Communication: Integrated diagnostic LEDs; supports status monitoring via Ethernet or fieldbus of Quantum processor.

Typical Application Fields

• Packaging & Material Handling: Controls actuators such as valves, cylinders and relays.
• Machine Vision Systems: Drives lights and signal indicators.
• Process Automation: Starts/stops motors and switches power supplies.
• Building Facilities: Controls air conditioners, lighting systems and access control equipment.
• Energy Management: Cooperates with Schneider Power series to realize load switching and protection.

Installation & Maintenance Notes

• Pre-installation Check: Confirm normal 24V DC power supply of the cabinet and inspect the module for appearance damage.
• Slot Occupancy: The module takes up 2 double-wide slots; reserve sufficient space and ensure secure slot locking.
• Wiring: Use matching terminal blocks to connect load lines to NO/NC contacts separately, following rated current and voltage limits.
• Grounding: The chassis must be reliably grounded to prevent electromagnetic interference and potential safety hazards.
• Commissioning: Conduct I/O mapping and function tests through Quantum processor programming software (e.g., Unity Pro).
• Daily Maintenance: Regularly check relay contact wear and terminal tightness; utilize the module’s built-in diagnostic LEDs to locate faults if abnormalities occur.
• Replacement: Supports hot swapping; faulty modules can be directly pulled out and replaced to minimize system downtime.