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SKU:BMEH5820KA
Schneider BMEH5820KA | Modicon M580 Redundant HSBY CPU
Manufacturer: Schneider
Product No.: BMEH5820KA
Product Type: Processor Module
Product Origin: FR
Payment:T/T, Western Union
Weight: 850g
Shipping port: Xiamen
Warranty: 12 months
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Description
Product Overview
The Schneider Electric BMEH5820KA is a high-performance redundant programmable automation controller (PAC) within the Modicon M580 Series. Engineered for critical industrial infrastructure and process applications requiring zero-downtime operation, this redundant CPU features built-in high-availability Hot Standby (HSBY) dual-controller synchronization. Operating on a 24V DC backplane power supply, the unit provides 8 MB of internal program memory, 1024 KB of data memory, and supports up to 2048 digital I/O and 512 analog I/O channels. Equipped with integrated Ethernet backplane switching and redundant power supply compatibility, the controller delivers maximum reliability and fast execution cycles (0.12 ms for Boolean tasks). The module features an approximate net weight of 0.85 kg (1.87 lbs).
Technical Specifications
| Parameter | Specification |
|---|---|
| Catalog / Part Number | BMEH5820KA |
| Manufacturer / Brand | Schneider Electric |
| Product Line / Function | Modicon M580 / Redundant Hot Standby CPU |
| Internal Program Memory | 8 MB (Expandable via SD Card up to 4 GB) |
| Data & System Memory | 1024 KB (Data) / 7168 KB (Program) |
| Discrete I/O Capacity | 2048 Local & Remote Inputs / Outputs |
| Analog I/O Capacity | 512 Local & Remote Channels |
| Instruction Execution Speed | 0.12 µs / Boolean Instruction |
| Integrated Ports / Protocols | 2x Ethernet Subnets, Modbus TCP, Ethernet/IP |
| Power Consumption / Voltage | 270 mA at 24 V DC (Backplane Power) |
| Operating Temperature Range | 0 °C to +60 °C (32 °F to 140 °F) |
| Product Net Weight | 0.85 kg (1.87 lbs) |
Key Hardware & Operational Features
- Hot Standby Redundancy: Dual-controller automatic bumpless failover synchronization ensures uninterrupted process control if the primary CPU fails.
- Native Ethernet Backplane: Built-in Ethernet communication architecture allows high-speed deterministic data transfer directly across the rack backplane.
- Cybersecurity Compliance: Embedded Achilles Level 2 certification and syslog security features protect plant networks against unauthorized access.
- High-Density Expansion: Connects up to 8 Ethernet RIO drop racks for extensive field instrument coverage.
Installation & Setup Guidelines
1. Rack Slot Insertion: Mount the BMEH5820KA controller into designated CPU slots on an Ethernet-enabled X Bus rack backplane (BMEXBP series).
2. Ethernet Network Cabling: Connect dual Ethernet cables to dedicated RJ45 ports for redundant Hot Standby link communication and device subnets.
3. Grounding & Shielding: Ensure the mounting rack is bonded to earth ground to maintain noise immunity and shield internal communication circuits.
Frequently Asked Questions (FAQs)
Q1: What memory capacity does BMEH5820KA feature?
A1: 8 MB internal program memory and 1024 KB data memory.
Q2: Does BMEH5820KA support Hot Standby redundancy?
A2: Yes, it features built-in dual-controller Hot Standby synchronization.
Q3: What I/O point capacities are supported?
A3: Up to 2048 discrete I/O and 512 analog I/O channels.
Additional Specifications
- DC-powered
- Compact
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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