The Schneider Electric 140CPU67160S is a high‑performance Unity Hot Standby safety processor module designed for the Modicon Quantum automation platform. This CPU combines robust processing power, extensive memory capacity, and built‑in redundancy support for safety‑critical industrial applications where high availability and reliability are essential. It supports advanced communication interfaces and offers scalable I/O expansion for demanding control systems.
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Unity Hot Standby Safety PLC CPU Module |
| Platform | Modicon Quantum Automation System |
| Clock Frequency | 266 MHz |
| Internal RAM | 1024 kB (512 kB for data) |
| Memory Expansion | PCMCIA – up to ~7168 kB program memory / up to 8 MB file storage |
| Communication Interfaces | Ethernet TCP/IP (HSBY), Modbus Plus, Modbus (RS‑232/485), USB |
| Remote I/O Support | Up to 31 remote stations |
| Discrete Remote I/O | 31,744 inputs / 31,744 outputs |
| Analog Remote I/O | 1,984 inputs / 1,984 outputs |
| Battery Type & Life | 3 V DC lithium (~10 years) |
| Watchdog & Diagnostics | Integrated master task overhead ~1.5 ms |
| Hot Standby Support | Yes – primary/standby architecture |
| Display | 2‑line 16‑character LCD |
| Operating Temperature | 0 °C to 60 °C |
| Dimensions (H×W×D) | Approx. 144 × 82 × 89 mm (typical module footprint) |
| Weight | Approx. 0.85–1.0 kg |
Designed for redundancy, safety certification support, and heavy‑duty industrial environments.
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