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Technical specifications for BMEP582040H
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Manufacturer:Schneider Electric
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Product Category:PLC Systems
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Spare Part Number:BMEP582040H
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Weight:0.74 kg
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Tariff Code:8537101190
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Product type:Standalone processor module
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Controller family:Modicon M580
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Environmental design:Industrially hardened, H variant
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Maximum discrete I/O:2048 system channels
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Maximum analog I/O:512 system channels
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Maximum expert I/O:72 system channels
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Maximum local backplanes:4, main plus extensions
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Maximum RIO drops:8; up to 2 backplanes per drop
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Distributed-device allocation:64 connections; 3 reserved for local slaves
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Distributed scanning capacity:61 connections after local-slave reservation
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Ethernet communication modules:2, excluding the controller
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Embedded scanner services:RIO and DIO
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Front Ethernet interfaces:3 RJ45: 1 service and 2 device-network ports
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Ethernet link rate:10/100 Mbps, autonegotiation
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Copper Ethernet segment:100 m maximum
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USB interface:High-speed USB 2.0 mini-B, 480 Mbps
Information
Overview
Downloads
Applications / Compatibility
Product Precautions
- Schneider Electric BMEP582040H executes the control application while coordinating local modules and Ethernet-connected equipment in a Modicon M580 system.
Controller design: Hardened standalone Modicon M580
System I/O capacity: Up to 2048 discrete and 512 analog channels
Remote architecture: Up to 8 RIO drops, two backplanes per drop
Ethernet interfaces: One service port and two device-network ports
System I/O capacity: Up to 2048 discrete and 512 analog channels
Remote architecture: Up to 8 RIO drops, two backplanes per drop
Ethernet interfaces: One service port and two device-network ports
BMEP582040H is the industrially hardened standalone member of the M580 controller range. Its system limits are 2048 discrete I/O channels, 512 analog channels and 72 expert channels, with up to four local backplanes. These are managed-system capacities rather than terminals on the processor. Actual channel availability depends on module density, available slots and the complete I/O configuration.
The embedded scanner supports both Ethernet remote I/O and distributed equipment. Up to eight RIO drops are supported, with a maximum of two backplanes per drop. The distributed-device allocation is 64 connections, of which three are reserved for local slaves, leaving 61 for scanning distributed equipment. The controller supports two Ethernet communication modules in addition to its embedded interfaces; the adapter and network architecture must match the configured remote system.
Three front-panel RJ45 ports provide one service connection and two device-network connections. The Ethernet links support 10/100 Mbps autonegotiation; industrial shielded copper segments are limited to 100 m. The service port can support monitoring or port mirroring but does not support RSTP, so it must not be used as an unrestricted substitute for a ring port. A high-speed USB 2.0 mini-B interface supports a programming PC or HMI, with the M580 driver installed before connecting a PC.
The embedded scanner supports both Ethernet remote I/O and distributed equipment. Up to eight RIO drops are supported, with a maximum of two backplanes per drop. The distributed-device allocation is 64 connections, of which three are reserved for local slaves, leaving 61 for scanning distributed equipment. The controller supports two Ethernet communication modules in addition to its embedded interfaces; the adapter and network architecture must match the configured remote system.
Three front-panel RJ45 ports provide one service connection and two device-network connections. The Ethernet links support 10/100 Mbps autonegotiation; industrial shielded copper segments are limited to 100 m. The service port can support monitoring or port mirroring but does not support RSTP, so it must not be used as an unrestricted substitute for a ring port. A high-speed USB 2.0 mini-B interface supports a programming PC or HMI, with the M580 driver installed before connecting a PC.
Controller platform reference: Modicon M580 controller architecture. Match the I/O, firmware and network design.
Technical downloads for BMEP582040H: an original Schneider Electric reference excerpt and an Apter Power installation planning guide.
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Schneider Electric BMEP582040H technical reference
Original Schneider Electric excerpt - PDF, 9 pages, 183.8 KB. Modicon M580 controller capacities and Ethernet architecture. -
Schneider Electric BMEP582040H installation planning guide
Prepared by Apter Power - PDF, 5 pages, 26.5 KB. Identity, configuration, connection and controlled acceptance planning.
The original reference excerpt covers Modicon M580 controller capacities and Ethernet architecture. The planning guide is prepared by Apter Power; apply the complete manufacturer instructions and the stated applicability boundaries.
System and supply context: BMEP582040H is the hardened standalone controller. Capacity values are system maxima and depend on I/O density, backplane slots and network configuration; they are not onboard I/O counts. Accessories are included only when itemized in the quotation.
Platform applications: The following applications describe Modicon M580 functions. Match the complete BMEP582040H identity to the installed system before selecting a replacement.
Platform applications: The following applications describe Modicon M580 functions. Match the complete BMEP582040H identity to the installed system before selecting a replacement.
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Local machine and process I/O
Coordinate discrete, analog and expert modules across up to four local backplanes. Validate the complete module allocation against the controller capacity and available rack slots. -
Ethernet remote I/O
Manage up to eight RIO drops with compatible X80 adapters. Each drop can contain a main and extended backplane; configure its channels and network topology as part of the complete system. -
Distributed Ethernet equipment
Use the embedded DIO scanner for compatible distributed equipment. The 64-connection allocation includes three local-slave reservations, leaving 61 scanning connections. -
Engineering and diagnostics
Use the service port for approved monitoring or port mirroring and the mini-B USB interface for supported engineering connections. Keep service access separate from the RSTP ring topology.
Prepare BMEP582040H against the installed configuration and applicable Schneider Electric instructions. Plan isolation and the resulting interruption of system operation before replacement.
Exact controller selection
Retain the H suffix in BMEP582040H. This is a hardened standalone controller; it must not be selected as a Hot Standby or safety controller merely because other M580 references support those functions.
I/O capacity and rack layout
Treat 2048 discrete, 512 analog and 72 expert channels as system maxima. Confirm I/O density, available slots, rack power and all module-specific restrictions.
Remote-drop architecture
Use the compatible adapter and supported main-ring arrangement for each RIO drop. Do not exceed eight drops or two backplanes per drop for this controller.
Service-port topology
The service port does not support RSTP, VLANs or QoS tagging. An inappropriate connection to the device network can create a logical loop and disrupt communications.
Cabling and grounding
Use suitable industrial shielded Ethernet cable and maintain the required equipotential grounding. Limit each copper Ethernet segment to 100 m and use the specified conversion equipment for longer optical links.
Configuration and return to service
Preserve the project, firmware compatibility and configured I/O behavior before replacement. Install the USB driver before a PC connection and validate controller state, network operation and controlled I/O response before release.
Alternative Names
BMEP582040H
Schneider Electric BMEP582040H
Technical notes
Installation relationship: The embedded scanner supports both Ethernet remote I/O and distributed equipment. Up to eight RIO drops are supported, with a maximum of two backplanes per drop. The distributed-device allocation is 64 connections, of which three are reserved for local slaves, leaving 61 for scanning distributed equipment. The controller supports two Ethernet communication modules in addition to its embedded interfaces; the adapter and network architecture must match the configured remote system.
Configuration: BMEP582040H is the hardened standalone controller. Capacity values are system maxima and depend on I/O density, backplane slots and network configuration; they are not onboard I/O counts.
Technical reference: Schneider Electric Modicon M580 Hardware User Guide, EIO0000001578.19, 07/2026.
FAQ View All FAQ
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Is BMEP582040H a Hot Standby controller?No. BMEP582040H is an industrially hardened standalone controller. Hot Standby uses different M580 controller references and an appropriate redundant architecture; the H suffix here denotes hardening.
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How many I/O channels can BMEP582040H manage?The maxima are 2048 discrete, 512 analog and 72 expert channels. These are system capacities, not onboard terminals, and the achievable configuration depends on I/O density and available backplane slots.
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How many remote I/O drops does BMEP582040H support?It supports up to eight RIO drops, with a maximum of two backplanes per drop. Use compatible adapters and keep the complete channel allocation within the controller and adapter limits.
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Why are both 64 and 61 device counts used for BMEP582040H?The distributed-device allocation contains 64 connections. Three are reserved for local slaves, leaving 61 connections for scanning distributed equipment; these figures describe different parts of the same allocation.
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Can the service port of BMEP582040H be used as a ring port?It must not be treated as an unrestricted ring port. The service port does not support RSTP, and an inappropriate connection to the device network can create a logical loop. Use the two device-network ports for the approved RIO ring architecture.
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Which Ethernet cables and distances apply to BMEP582040H?Use suitable industrial shielded Ethernet cable with the required equipotential grounding. Copper segments have a maximum length of 100 m. Longer optical links require appropriate external conversion hardware because the controller has no fiber ports.
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What is the USB interface on BMEP582040H used for?The high-speed USB 2.0 mini-B interface supports a Control Expert programming connection or an HMI. It operates at up to 480 Mbps and can connect to USB 1.1 or later; install the M580 driver before connecting a PC.
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How do STOP and RUN differ on BMEP582040H?In STOP, a valid application is present but is not executing, and configured STOP-state behavior applies. In RUN, the controller executes the application. Verify the configured output behavior and machine conditions before transitioning to RUN.
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