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Schneider Electric BMXP342020

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Part NumberBMXP342020
ManufacturerSchneider Electric
Model #BMX-P34-2020
Warranty2 Year
Number of racks4 racks
Number of slots11 slots
Control channelsProgrammable loops
Product or component typeProcessor module
Number of application specific channels36 Channels
Ambient air temperature for operation 32…140 °F (0…60 °C)
Relative humidity10…95 % without condensation
IP degree of protectionIP20
Discrete I/O processor capacity1024 I/O multi-rack configuration 704 I/O single-rack configuration
Analogue I/O processor capacity256 I/O multi-rack configuration 66 I/O single-rack configuration
MonitoringDiagnostic counters Modbus Event counters Modbus
Communication module processor capacity2 Ethernet communication module 4 AS-Interface module
Port Ethernet10BASE-T/100BASE-TX
Number of addresses0…248 character mode 0…248 Modbus

Our Repair Services

MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.

Repair Benefits

MRO can restore your failed BMXP342020 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.

Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.

Our technicians have vast experience with most manufacturers and models. In addition to this BMXP342020 we also repair drives, motors, PLCs and more, so if you don’t see the model you need, please contact us.

Core Exchange

If you are interested in getting credit for your faulty BMXP342020, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.

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Ask about exchanging your faulty BMXP342020 for credit when ordering from MRO Electric

MRO Electric provides a 2-year warranty on every item we sell and repair. We stand behind all of our products and guarantee them for the full 2 years. If there is an issue with any of our products within the warranty period, we will evaluate the unit and repair or replace it under warranty.

Schneider Electric BMXP342020 Overview

Technical Description: BMXP342020 Processor Module M340

General Overview

The BMXP342020 is a key component of the Modicon M340 automation platform. This processor module is designed for a wide range of applications and offers a Transparent Ready concept alongside CANopen connectivity. As a testament to its capabilities, it supports a maximum of 1024 discrete I/O in multi-rack configuration and 256 analog I/O.

Key Specifications

  • Product Range: Modicon M340 automation platform.
  • Type: Processor module.
  • Concept: Transparent Ready and CANopen.
  • Rack Capacity: Maximum of 4 racks.
  • Slot Capacity: Total of 11 slots.
  • Discrete I/O Capacity: 1024 I/O in multi-rack and 704 I/O in single-rack configurations.
  • Analog I/O Capacity: 256 I/O in multi-rack and 66 I/O in single-rack configurations.
  • Application Specific Channels: 36 in total.

Communication Capabilities

  • Integrated Connections:
  • Non-isolated serial link with varying modes and transmission capacities.
  • USB port at a speed of 12 Mbit/s.
  • Ethernet TCP/IP RJ45, with a transmission speed of 10/100 Mbit/s.
  • Port Specifications: Ethernet 10BASE-T/100BASE-TX.
  • Bus Length and Addresses:
  • Ranges from 0-1000m for serial links, depending on isolation and mode.
  • Addresses range from 0-248, based on the mode.
  • Memory:
  • Internal RAM with capacities of 4096 kB, 256 kB for data, and 3584 kB for program constants and symbols.
  • Supplied memory card (BMXRMS008MP) for backup and web server activation.
  • Processing and Overhead:
  • Execution time per instruction varies from 0.12 µs to 1.16 µs based on the operation.
  • System overhead is 0.13 ms for fast tasks and 0.7 ms for master tasks.

Physical and Environmental Characteristics

  • Weight: 0.205 kg.
  • Operating Conditions: Ambient air temperature range is 0–60 °C, and the relative humidity range is 10–95% without condensation.
  • Protection and Directives: The device comes with an IP20 degree of protection and adheres to several European directives, including low voltage, electromagnetic compatibility, and WEEE directives.
  • Certifications: Certified as a Green Premium product, Mercury free, and has received the China RoHS declaration.
  • Disposal: In the European Union, the product should be disposed of following specific waste collection guidelines.


  • Q: What is the main use of the BMXP342020 Processor Module?
  • A: It is primarily used in the Modicon M340 automation platform to control and manage a wide range of applications.
  • Q: How many racks and slots does it support?
  • A: It supports up to 4 racks and has 11 slots.
  • Q: What is the maximum discrete I/O capacity?
  • A: 1024 I/O in multi-rack configuration.
  • Q: How is the device protected against external factors?
  • A: It has an IP20 degree of protection.
  • Q: How should the product be disposed of in the European Union?
  • A: The product must be disposed of following specific waste collection guidelines.

Advanced Connectivity and Monitoring

The BMXP342020 Processor Module M340 boasts an extensive suite of connectivity features that ensure it can seamlessly integrate into most industrial settings. With an array of non-isolated serial link configurations, it can easily adapt to communication standards. Especially noteworthy is its compatibility with both Modbus RTU/ASCII and character modes, allowing it to function efficiently within existing Modbus networks. Furthermore, its Ethernet capabilities facilitate real-time data transfer at impressive speeds, making it suitable for applications demanding swift data exchanges. Integrated monitoring tools, such as the diagnostic and event counters via Modbus, allow for a streamlined troubleshooting process and proactive maintenance, ensuring the system remains operational with minimal disruptions.

Contact Us Today For More Information About Schneider Electric Products

Check out the rest of our Schneider Electric product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like BMXP342020, take a look at more from our Processors line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our BMXP342020 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.

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I needed a special drive, found it, and I was quickly assisted by Joe Kaminski. Everything was exactly as it should be....


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