Product details
BMEH584040S – Schneider Electric Modicon M580 Redundant Hot Standby Safety CPU
This Modicon M580 CPU delivers SIL3 safety and hot standby redundancy. It suits critical process control. The BMEH584040S runs on a dual-core ARM processor at 600 MHz. It offers 16 MB program memory and 768 KB data memory. Use EcoStruxure Machine Expert or Unity Pro XL for programming. The module occupies 2 slots in an X80 rack.
- Core identity
- Brand: Schneider Electric
- Model: BMEH584040S
- Series: Modicon M580
- Type: Redundant Hot Standby Safety CPU, Level 4, SIL3
- Hardware & performance
- Processor: ARM dual-core (redundant Hot Standby)
- Clock speed: 600 MHz
- Program memory: 16 MB integrated RAM
- Data memory: 768 KB
- Performance level: Level 4
- Safety integrity: SIL3 / IEC 61508
- Architecture: Redundant Hot Standby (HSBY)
- I/O capacity
- Remote I/O racks: 16 (X80 & Quantum I/O)
- Distributed devices (DIO): 61
- Compatible racks: 4, 6, 8, 12 slots (X80 Ethernet backplane)
- Slot occupation: 2 slots
- Communication
- Built-in ports: 1× Ethernet service port (RJ45), 2× Ethernet RIO/DIO ports (RJ45), 1× USB Mini-B
- Protocols: Modbus TCP/IP, EtherNet/IP, PROFIsafe (over PROFINET)
- Expansion modules: X80 backplane modules (BMENOC03xx, BMENOS0300, BMENOR2200, BMENUA0100)
- Electrical
- Supply voltage: 24 V DC (19.2–31.2 V DC via backplane)
- Power consumption: 8.0 W
- Bus current: 330 mA @ 24 V DC
- Environmental & physical
- Operating temperature: 0°C to +60°C
- Storage temperature: −25°C to +70°C
- Relative humidity: 5% to 95% (non-condensing)
- Protection rating: IP20
- Coating: Conformal coated
- Dimensions (H×W×D): 100 × 56 × 93 mm
- Weight: 0.849 kg
- SD card: 4 GB optional (BMXRMS004GPF)
- Lifecycle
- Status: Active (current flagship ePAC platform, introduced 2014, replaces Quantum/Premium)
- Last verified: 2026-09
Expert Review & Manager’s Insight
Expert Review: The BMEH584040S is a robust choice for safety-critical processes. The dual-core ARM and hot standby design cut downtime. SIL3 certification meets high-risk industry demands. Programming with EcoStruxure Machine Expert is smooth. The 2-slot width saves rack space. However, you need a 24 V DC supply and a conformal coated environment. This CPU shines in oil & gas, power generation, and water treatment.
Manager’s Insight: For plant managers, this module reduces spare parts complexity. One CPU covers redundancy and safety. It replaces older Quantum or Premium systems. The 16 MB program memory handles large logic. The 61 DIO devices and 16 RIO racks give room to grow. If you run continuous processes, the hot standby feature protects revenue. The lifecycle is active, so long-term support is assured.
Best Fit Applications & Equipment
- Process industries: Oil & gas, chemical, pharmaceutical
- Power & energy: Nuclear, thermal, hydro power plants
- Infrastructure: Water treatment, wastewater, pipeline control
- Manufacturing: High-speed safety shutdown systems
- Compatible equipment: X80 I/O racks, Quantum I/O, PROFINET/PROFIsafe devices, Modbus TCP/IP drives, EtherNet/IP HMIs
Installation Guide
- Mount the CPU in a 2-slot X80 Ethernet backplane.
- Use a 24 V DC power supply (19.2–31.2 V DC range).
- Connect Ethernet service port to your engineering station.
- Connect RIO/DIO ports to remote racks or distributed devices.
- Keep the ambient temperature between 0°C and +60°C.
- Ensure the enclosure meets IP20 and conformal coating requirements.
Debugging & Maintenance Convenience
- Hot standby: Switchover happens without stopping the process.
- Diagnostics: Built-in Ethernet service port gives easy access.
- SD card: Optional 4 GB card (BMXRMS004GPF) for data logging and backup.
- Programming: Use EcoStruxure Machine Expert or Unity Pro XL.
- Module swap: Redundant design allows online replacement.
Compatibility Notes
- Works with X80 and Quantum I/O families.
- Supports Modbus TCP/IP, EtherNet/IP, and PROFIsafe over PROFINET.
- Expansion modules: BMENOC03xx, BMENOS0300, BMENOR2200, BMENUA0100.
- Replaces legacy Quantum and Premium controllers.
- Requires X80 Ethernet backplane (4, 6, 8, or 12 slots).
Certifications
- SIL3 according to IEC 61508
- CE, UL, CSA (typical for Modicon M580 series)
- ATEX and IECEx for hazardous areas (check local variant)
Packing List
- 1× BMEH584040S CPU module
- 1× Quick start guide
- 1× Safety instructions
- Note: SD card not included (BMXRMS004GPF is optional)
Warranty & Shipping
- Warranty: 12 months from delivery date.
- Dispatch: 12–24 hours after payment clears.
- Carriers: FedEx, UPS, DHL (tracking provided).
- Contact: sales@powergearx.com or +86 18030005825 (WhatsApp).
FAQ
Q: Can I use this CPU without a redundant rack?
A: Yes, but you lose hot standby benefits. For SIL3, install it in a qualified safety rack.
Q: What programming software do I need?
A: Use EcoStruxure Machine Expert or Unity Pro XL. Both support the M580 platform.
Q: How many remote I/O racks can I connect?
A: Up to 16 X80 or Quantum racks. You can also add 61 distributed devices.
Q: Is the SD card necessary for operation?
A: No. The 4 GB card is optional. It helps with data logging and project backup.
Q: What is the lead time for shipping?
A: We ship in 12–24 hours. FedEx, UPS, and DHL are our main partners.
Q: Does this CPU work with PROFIsafe?
A: Yes. It supports PROFIsafe over PROFINET for safety communication.
Q: Can I replace a Quantum CPU with this model?
A: Yes. The M580 series replaces Quantum and Premium. Check wiring and rack compatibility.
Q: What is the power consumption?
A: 8.0 W. Bus current is 330 mA at 24 V DC.
Q: How do I buy the right SD card?
A: Order BMXRMS004GPF. It is a 4 GB industrial card for M580 CPUs.
Q: Does it support hot swap?
A: The redundant design allows online module replacement. Do not remove the active CPU without a standby.
Buying Guide
- Check your rack size: 4, 6, 8, or 12 slots.
- Confirm you need SIL3 and hot standby.
- Count your I/O points. 16 racks and 61 DIO devices cover most plants.
- Verify your network: Modbus TCP/IP, EtherNet/IP, or PROFIsafe.
- Order the optional SD card if you need data logging.
- Contact sales@powergearx.com for stock and lead time.
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