Mitsubishi Electric provides safety control PLCs that meet international safety standards, namely Safety PLCs. Safety PLCs inherit Mitsubishi Electric's accumulated technology and expertise over many years and expand the new field of safety control while maintaining compatibility with other MELSEC PLCs.
This manual presents Mitsubishi's safety solution for factory automation, focusing on the MELSEC Safety PLC that complies with international safety standards such as IEC61508 SIL3 and EN954‑1/ISO13849‑1. It explains how the safety PLC integrates with existing MELSEC‑Q series controllers and CC‑Link Safety networks, offering diagnostic functions and cost‑effective configuration.
The document includes detailed specifications, wiring guidelines, safety CPU operating modes, and warranty information. It also provides guidance on using GX Developer for programming, monitoring, and troubleshooting the safety system. This manual is written in Chinese.
| Operating temperature | 0 °C to 50 °C |
|---|---|
| Storage temperature | 40 °C to 75 °C |
| Operating humidity | 5 % to 95 % RH (non‑condensing) |
| Power input voltage | 100 V‑120 V AC |
| Power output | 5 V DC 6 A |
| IP rating | IP2X |
| Weight | 0.29 kg |
| Safety standards compliance | IEC61508 SIL3, EN954‑1/ISO13849‑1 Category 4 |
| Operation/fault record capacity | Up to 3,000 entries |
It complies with IEC61508 SIL3 and EN954‑1/ISO13849‑1 safety category 4.
The system can store up to 3,000 operation and fault records.