This manual is a user manual for Mitsubishi Q series I/O modules. The manual introduces the features and characteristics of the product, including installation, use and maintenance.
This manual provides safety guidelines, design considerations, and detailed installation instructions for the MELSEC‑Q series I/O modules. It explains how to correctly mount the modules, connect power and signal wiring, and configure terminal blocks.
The document also covers startup procedures, routine maintenance, fault troubleshooting, and specifications such as recommended wire sizes, torque values for mounting screws, and overload protection settings. This manual is written in Japanese.
| Module fixing screw torque | 36–48 N·cm |
|---|---|
| Terminal block screw torque | 42–58 N·cm |
| Recommended wire size for terminals | 0.3–0.75 mm² (2.8 mm outer diameter) |
| Overload protection per point | 1 A to 3 A |
The power source must be completely disconnected before starting any wiring work.
Tighten the module fixing screws to a torque of 36–48 N·cm.
Use conductors with a cross‑section of 0.3 mm² to 0.75 mm² (outer diameter 2.8 mm).