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Processor Module (CPU) of the Modicon M340 series, a mid‑range automation controller supporting up to 1024 discrete I/O points + 256 analog I/O channels, suitable for medium‑to‑large complex industrial applications.
- Specifiche principali & Performance
| Articolo | Specifica |
| Serie | Modicon M340 Automation Platform |
| I/O Capacity | Massimo 1024 discrete points / 256 analog channels |
| Execution Speed | Boolean instruction 0.13 μs, word instruction 0.5 μs |
| Processor | Dual-core ARM Cortex-9, clock speed 1.2 GHz |
| Memory | 2MB user program memory + 512KB retentive memory |
| Operating Temperature | 0C ~ 60掳C; Storage: -40C ~ 85C |
| Umidità | 10% ~ 95% (non-condensing) |
| Rack/Slot | Supports up to 4 racks, 11 slots per rack |
- Key Interfaces & Comunicazione
Ethernet: 2 built‑in ports, supporting Modbus TCP/IP, Ethernet/IP for high‑speed industrial networking
USB: 1 port for programming, commissioning and diagnostics
Serial: 1 RS‑485 port, supporting Modbus RTU
Expansion Interface: Compatible with all M340 expansion modules, supports AS‑Interface, CANopen and other fieldbuses
- Caratteristiche principali & Benefits
- High Reliability: Wide temperature range, strong anti‑interference, adatto per ambienti industriali difficili
- Seamless Expansion: Modular architecture for flexible I/O and function module configuration
- Multi‑Protocol Support: Covers mainstream industrial communication protocols, reducing system integration costs
- Efficient Development: Compatible with Unity Pro software, supports multiple programming languages (LD, FBD, ST, ecc.)
- Redundancy Support: Can be used with redundancy modules for redundant control in critical applications
- Applicazioni
Machine Building: Production line automation, assembly line control, machine tools
Gestione energetica: Substation monitoring, PV & wind power control systems
Smart Equipment: Special machinery, non‑standard automation equipment
Infrastructure: Water treatment, HVAC, traffic signal control
- Series Comparison & Alternatives
5.1 Model Comparison within M340 Series
| Modello | Key Difference | Application |
| BMXP342020 | Basic version, 2 Ethernet ports, no CANopen | Standard medium‑to‑large automation projects |
| BMXP3420302 | CANopen support, redundant power supply | Heavy‑duty, high‑real‑time applications (e.g. metal rolling mills) |
| BMXP342020H | Enhanced version, high‑density digital outputs | High‑load, high‑current drive applications |
5.2 Official Upgrade / Replacement Paths
High‑end Upgrade: Migrate to Modicon M580 series (BMEH582040, BMEH584040, ecc.) for large‑scale systems
Mid‑range Alternative: Switch to Modicon M262 series, cost‑effective and program‑compatible
- Selection & Application Notes
- Expansion Modules: Use dedicated M340 modules (e.g. BMXAMO analog, BMXDI digital modules)
- Software: Unity Pro required; firmware version recommended ≥ 2.1
- Network Design: Dual Ethernet ports can be used for ring or redundant networks to improve stability
- Power Supply: 24V DC supply; requires separate power module (e.g. BMXCPS2000)
Complete Modicon Series Processor Modules – Model & Order Codes
Below is a series‑based catalog of Schneider Electric Modicon processor modules, including order codes/models, positioning and key features for quick selection and procurement.
- Modicon M221 Series (Compact Integrated Controller)
Positioning: Compact PLC with integrated CPU & I/O, for small equipment control.
Software: Machine Expert Basic
| Order Code / Modello | Key Specification | Configurazione I/O |
| TM221C16R | Relay output, 24VDC | 9DI (4 fast) + 7DO (2 fast) |
| TM221C16T | Transistor sourcing output, 24VDC | 9DI (4 fast) + 7DO (2 fast) |
| TM221C24R | Relay output, 24VDC | 14DI (4 fast) + 10DO (2 fast) |
| TM221C24T | Transistor sourcing output, 24VDC | 14DI (4 fast) + 10DO (2 fast) |
| TM221CE16R | With Ethernet, relay output, 24VDC | 9DI (4 fast) + 7DO (2 fast) |
| TM221CE16T | With Ethernet, transistor sourcing output, 24VDC | 9DI (4 fast) + 7DO (2 fast) |
| TM221CE24R | With Ethernet, relay output, 24VDC | 14DI (4 fast) + 10DO (2 fast) |
| TM221CE24T | With Ethernet, transistor sourcing output, 24VDC | 14DI (4 fast) + 10DO (2 fast) |
| TM221M16R | Modulare, relay output, 24VDC | 9DI + 7DO |
| TM221M16T | Modulare, transistor sourcing output, 24VDC | 9DI + 7DO |
| TM221M32TK | Modulare, transistor sourcing output, 24VDC | 16DI + 16DO |
| TM221ME32TK | Modulare, with Ethernet, transistor sourcing output, 24VDC | 16DI + 16DO |
- Modicon M241 Series (High‑Performance Compact Controller)
Positioning: High‑performance compact PLC, dual‑core, supports motion control.
Software: Machine Expert
| Order Code / Modello | Key Specification | Configurazione I/O |
| TM241C24T | Transistor sourcing, 24VDC, 1 Ethernet | 14DI + 10DO |
| TM241C24U | Transistor sinking, 24VDC, 1 Ethernet | 14DI + 10DO |
| TM241C40T | Transistor sourcing, 24VDC, 1 Ethernet | 24DI + 16DO |
| TM241CE24R | Ethernet + 2 serial, relay, 24VDC | 14DI + 10DO |
| TM241CE24T | Ethernet + 2 serial, transistor sourcing, 24VDC | 14DI + 10DO |
| TM241CE40R | Ethernet + 2 serial, relay, 24VDC | 24DI + 16DO |
| TM241CE40T | Ethernet + 2 serial, transistor sourcing, 24VDC | 24DI + 16DO |
| TM241CEC24R | Ethernet + CANopen, relay, 24VDC | 14DI + 10DO |
| TM241CEC24T | Ethernet + CANopen, transistor sourcing, 24VDC | 14DI + 10DO |
- Modicon M251 Series (Distributed Logic Controller)
Positioning: For distributed architecture, multi‑Ethernet support.
Software: Machine Expert
| Order Code / Modello | Key Specification | Comunicazione |
| TM251MESE | 24VDC, 3 Ethernet + 1 serial | No built‑in I/O; TM3 expansion required |
| TM251MESC | 24VDC, 2 Ethernet + 1 CANopen + 1 serial | No built‑in I/O; TM3 expansion required |
| TM251LDA16DRF | 24VDC, 1 Ethernet, relay output | 8DI + 8DO |
| TM251LDA16DTF | 24VDC, 1 Ethernet, transistor output | 8DI + 8DO |
- Modicon M262 Series (Logica & Motion Controller)
Positioning: High‑end compact controller, multi‑axis motion control.
Software: Machine Expert
| Order Code / Modello | Key Specification | Motion Capability |
| TM262L10MESE8T | 5 ns/instruction, 24VDC, 3 Ethernet | 4 axes |
| TM262L20MESE8T | 3 ns/instruction, 24VDC, 3 Ethernet | 8 axes |
| TM262M25MESS8T | 3 ns/instruction, 24VDC, 3 Ethernet | 8 axes |
| TM262M35MESS8T | 3 ns/instruction, 24VDC, 3 Ethernet | 16 axes |
| TM262M55MESS8T | 3 ns/instruction, 24VDC, 3 Ethernet | 24 axes |
- Modicon M340 Series (Modular Mid‑range PAC)
Positioning: Modular mid‑range PLC, redundancy support, complex industrial control.
Software: Unity Pro
| Order Code / Modello | Key Specification | Comunicazione |
| BMXP341000 | Di base, 1×RS485, no Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP342000 | Standard, 1×RS485, 1×Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP342010 | Enhanced, 1×RS485, 1×Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP3420102 | Enhanced + CANopen, 1×RS485, 1×Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP342020 | Advanced, 1×RS485, 2×Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP342020H | Advanced high‑density I/O, 1×RS485, 2×Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP342030 | Premio + CANopen, 1×RS485, 2×Ethernet | Fino a 1024 discrete + 256 analog |
| BMXP3420302 | Premium redundant + CANopen, 1×RS485, 2×Ethernet | Fino a 1024 discrete + 256 analog |
- Modicon M580 Series (High‑End Modular ePAC)
Positioning: High‑end PAC, redundancy for critical applications.
Software: Unity Pro
6.1 Standalone Processors (BMEP Series)
| Order Code / Modello | Performance Level | Memory | Comunicazione |
| BMEP581020 | Livello 10 | 4.4MB | 2×Ethernet, 1×RS485 |
| BMEP581020H | Livello 10 | 4.4MB | 2×Ethernet, 1×RS485 |
| BMEP582020 | Livello 20 | 8.8MB | 2×Ethernet, 1×RS485 |
| BMEP582040 | Livello 20 | 8.8MB | 2×Ethernet, 1×RS485, RIO support |
| BMEP583020 | Livello 30 | 16MB | 2×Ethernet, 1×RS485 |
| BMEP583040 | Livello 30 | 16MB | 2×Ethernet, 1×RS485, RIO support |
| BMEP584020 | Livello 40 | 16MB | 2×Ethernet, 1×RS485 |
| BMEP584040 | Livello 40 | 16MB | 2×Ethernet, 1×RS485, RIO support |
6.2 Redundant Processors (BMEH Series)
| Order Code / Modello | Performance Level | Memory | Redundancy |
| BMEH582040 | Livello 20 | 8.8MB | Hot standby, switch < 50 SM |
| BMEH582040S | Livello 20 | 8.8MB | Safety hot standby |
| BMEH584040 | Livello 40 | 16MB | Hot standby, switch < 50 SM |
| BMEH586040 | Livello 60 | 64MB | Hot standby, switch < 50 SM |
- Modicon Quantum Series (Legacy Large PLC)
Positioning: Large modular PLC for very large industrial systems; some models support redundancy.
| Order Code / Modello | Key Specification | Comunicazione |
| 140CPU11303 | Di base, 256K words | MB+ network, 1 serial port |
| 140CPU31110 | Standard, 512K words | MB+ network, 1 serial port |
| 140CPU43412 | Enhanced, 1MB words | MB+ network, 1 serial port |
| 140CPU53414 | Advanced, 4MB words | MB+ network, 1 serial port |
| 140CPU65150 | Premio, 8MB words | Ethernet, MB+, 1 serial port |
| 140CPU65160 | Premium+, 16MB words | Ethernet, MB+, 1 serial port |
| 140CPU67060 | Redundant, 8MB words | Ethernet, MB+, 1 serial port, hot standby |
| 140CPU67160 | Redundant+, 16MB words | Ethernet, MB+, 1 serial port, hot standby |
- Modicon M590 Series (Next‑Gen Digital Intelligent dPAC)
Positioning: Industrial edge computing platform, quad‑core x86, for smart manufacturing.
Software: Unity Pro / Machine Expert
| Order Code / Modello | Key Specification | Comunicazione |
| BMEF592040 | Quad-core 3.4GHz, 8GB RAM, 128GB storage | 6*Gigabit Ethernet |
| BMEF594040 | Quad-core 3.4GHz, 16GB RAM, 256GB storage | 6*Gigabit Ethernet |
| BMEH592040 | Quad-core 3.4GHz, 8GB RAM, 128GB storage, redundant | 6*Gigabit Ethernet |
| BMEH594040 | Quad-core 3.4GHz, 16GB RAM, 256GB storage, redundant | 6*Gigabit Ethernet |
- Additional Information
- Model Naming Rules
M221/M241/M251/M262: TM + Serie + Configuration Code
M340: BMXP + Serie + Configuration Code
M580: BMEP (standalone) / BMEH (redundant) + Serie + Configuration Code
Quantum: 140CPU + Configuration Code
M590: BMEF (standalone) / BMEH (redundant) + Serie + Configuration Code
- Raccomandazioni per la selezione
Small machines: M221 / M241
Mid‑range complex control: M340 or M262 (if motion control required)
Large critical systems: M580 or Quantum
Smart manufacturing / edge computing: M590 dPAC
- Note: Some legacy models (per esempio., part of Quantum series) are discontinued.
Alternative or upgraded models are recommended.
