Mitsubishi QC12B

Mitsubishi QC12B – Base Unit (Backplane)

The Mitsubishi QC12B is a base unit (backplane) from the MELSEC System Q series, designed to accommodate up to 12 modules including CPU, power supply, I/O, and communication modules. It serves as the structural and electrical backbone of a modular PLC system, ensuring stable integration and signal distribution.

• Manufacturer: Mitsubishi Electric
• Model: QC12B
• Series: MELSEC System Q
• Type: Base Unit / Backplane
• Number of Slots: 12 slots
• Supported Modules: CPU, power supply, I/O, communication, and special function modules
• Power Distribution: Through internal system bus
• Mounting: Panel or DIN rail mounting
• Structure: Rigid frame with guided rails for module installation
• Dimensions: Approx. 420 x 120 x 90 mm (W x H x D)
• Weight: Approx. 1.3 kg
• Operating Temperature: 0°C to +55°C
• Compatibility: All System Q standard modules
• Compliance: CE, UL, RoHS

The QC12B backplane enables scalable and flexible configuration of Mitsubishi System Q PLCs, making it suitable for large and complex control systems requiring up to 12 modules.