Schneider BMEP582040H Modicon M580 Processor Severe Environment
Introduction:
The BMEP582040H is a severe environment Modicon M580 processor. It offers 8 MB RAM, ATEX Zone 2/22 certification, and a wide -25 to 70°C operating range.
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Product Attributes:
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Product Overview
The Schneider Electric BMEP582040H is a specialized processor module. It belongs to the Modicon M580 family for severe environments. This CPU handles demanding applications in harsh conditions. You can use the BMEP582040H with up to four local I/O racks. It manages 2048 discrete I/O and 512 analog I/O points. The processor includes a conformal coating for extra protection. Industrial users trust this CPU for oil, gas, and mining applications.
Technical Specifications
The BMEP582040H delivers robust performance with environmental resilience. Below are the core technical details.
Processor Performance:
Number of Instructions: 30 Kinst/ms (65% Boolean + 35% arithmetic).
Pure Boolean Speed: 40 Kinst/ms (100% Boolean).
MTBF Reliability: 775,000 hours.
Current Consumption: 270 mA at 24V DC.
Internal Power Supply: Via rack backplane.
Memory Configuration:
Program Memory: 8 MB integrated RAM.
Data Memory: 768 kB integrated RAM.
System Memory: 10 kB.
Expandable Storage: 4 GB flash via memory card.
I/O Capacity:
Number of Racks: 4 local racks maximum.
Discrete I/O Capacity: 2048 points.
Analog I/O Capacity: 512 points.
Local Application Channels: 72 maximum.
Number of Distributed Devices: 64 via Ethernet.
Number of Remote I/O Stations: 8 (2 remote drops).
Severe Environment Features
The BMEP582040H stands out for its rugged design. The H suffix indicates harsh environment capability.
Protective Treatment:
Conformal Coating on all circuit boards.
Wide Temperature Range:
Operating Temperature: -25 to 70 °C (-13 to 158 °F).
Storage Temperature: -40 to 85 °C (-40 to 185 °F).
Gas, Dust, and Chemical Resistance:
Gas Resistant Class Gx (ISA S71.04).
Gas Resistant Class 3C4 (IEC 60721-3-3).
Dust Resistant Class 3S4 (IEC 60721-3-3).
Sand Resistant Class 3S4 (IEC 60721-3-3).
Salt Resistant Level 2 (IEC 68252).
Mold Growth Resistant Class 3B2 (IEC 60721-3-3).
Fungal Spore Resistant Class 3B2 (IEC 60721-3-3).
Hazardous Area Certifications
The BMEP582040H is approved for explosive atmospheres. These certifications are critical for oil, gas, and chemical plants.
ATEX & IECEx Certifications:
ATEX Zone 2/22 (Directive 2014/34/EU).
IECEx Zone 2/22 (International standard).
Hazardous Location Class I Division 2.
These approvals allow the BMEP582040H to operate safely in areas with gas or dust explosion risks. Always follow local installation codes for hazardous locations.
Communication Capabilities
The BMEP582040H offers flexible networking for harsh area installations.
Integrated Ports:
1 Ethernet TCP/IP Service Port: For programming.
2 Ethernet TCP/IP Device Network Ports: For device level ring.
1 USB Type Mini B Port: For local configuration.
Communication Module Capacity:
2 Ethernet communication modules.
16 AS-Interface modules.
Communication Services: RIO scanner and DIO scanner supported.
Advanced I/O Functions
The BMEP582040H supports application-specific I/O for complex processes.
Supported Application Specific I/O:
Accurate Time Stamping for event logging.
Motion Control for positioning.
Counter for high-speed counting.
HART for smart transmitter communication.
SSI Encoder for absolute position feedback.
Serial Link for legacy device integration.
Control Features:
Process Control with PID.
Control Channels.
Programmable Loops.
Application Architecture
The BMEP582040H supports multi-tasking for efficient program execution.
Task Structure:
1 Periodic Fast Task: For time-critical logic.
2 Auxiliary Tasks: For secondary processes.
1 Cyclic/Periodic Master Task: For main control loop.
64 Event Tasks: For interrupt-driven routines.
Environmental & Standards Compliance
The BMEP582040H meets rigorous industrial and marine standards.
General Environment:
Operating Altitude: Up to 2000 m (5000 m with derating).
Relative Humidity: 5 to 95% at 55 °C (non-condensing).
Vibration Resistance: 3 gn.
Shock Resistance: 30 gn.
IP Protection: IP20.
Standards & Certifications:
CE, UL, CSA, RCM, EAC certified.
Merchant Navy certified (marine).
IEC 61131-2, IEC 61010-2-201, UL 61010-2-201.
CSA C22.2 No 61010-2-201, IACS E10.
EN/IEC 61000-6-5, EN/IEC 61850-3, IEC 60079-0.
Status LEDs
Front panel LEDs give clear operational feedback.
RUN (Green): Processor running.
ERR (Red): Processor or system fault.
I/O (Red): I/O module fault detected.
DL (Green): Download in progress.
BACKUP (Red): Memory card or CPU flash fault.
ETH MS (Green/Red): Ethernet port configuration status.
ETH NS (Green/Red): Ethernet network status.
Installation Guidelines
Install the BMEP582040H into a Modicon M580 rack. Use the X80 platform compatible backplane. Always cut power before insertion or removal. For ATEX Zone 2/22 installations, follow special wiring rules. Do not hot swap this module in hazardous areas. Connect Ethernet cables with proper sealing. The BMEP582040H draws 270 mA at 24V DC. For high altitudes above 2000m, apply a derating factor. The conformal coating is already applied - do not clean the board with solvents.
What is in the Box
Please inspect all items upon delivery.
Schneider Electric BMEP582040H severe environment processor module.
Anti-static protective bag.
Installation quick start guide.
Frequently Asked Questions (FAQ)
1. What does the "H" suffix mean on BMEP582040H?
The H stands for severe environment or harsh duty. This model includes conformal coating and wider temperature ratings.
2. Can I use this processor outdoors in direct sunlight?
No. The BMEP582040H has IP20 rating for indoor panels. You must mount it inside a weatherproof enclosure for outdoor use.
3. What is the difference between ATEX Zone 2 and Zone 22?
Zone 2 is for gas explosive atmospheres. Zone 22 is for dust explosive atmospheres. The BMEP582040H is certified for both.
4. Does the conformal coating make the module maintenance-free?
No. The coating protects against humidity and contaminants. You still need regular panel inspections. Do not touch or scrape the BMEP582040H circuit board.
5. Can I use this CPU with standard M580 I/O modules?
Yes. The BMEP582040H works with all standard Modicon M580 I/O modules. However, for full severe environment systems, use coated I/O modules.