MELSEC iQ-R RJ71DN91 DeviceNet Master/Slave Module Startup Manual

This manual provides startup instructions and safety precautions for the Mitsubishi MELSEC iQ-R DeviceNet Master/Slave Module (model RJ71DN91). It outlines two levels of safety warnings—WARNING and CAUTION—to ensure correct handling and prevent hazardous conditions, death, severe injury, or property damage.