BMXP342020H

Overview

• Model: BMXP342020H

• Type: Processor Module

• Range: Modicon M340 automation platform

• Application: For severe environments, supports Modbus and Ethernet

I/O Capacity

• Discrete I/O: 1024 max

• Analog I/O: 256 max

• Application Channels: 36

• Number of Racks: 4

Communication Interfaces

• Serial Links:

  • RS232C, RJ45, 0.3–19.2 kbit/s full duplex

  • RS485, RJ45, 0.3–19.2 kbit/s half duplex

• Modbus: RTU/ASCII, master/slave

• USB Port: 12 Mbit/s

• Ethernet TCP/IP: RJ45, 10/100 Mbit/s

• Capacity: 2 Ethernet modules, 4 AS‑Interface modules

Embedded Services

• Bandwidth Management: Ethernet TCP/IP

• Data Editor: Ethernet TCP/IP

• Modbus TCP Messaging: Ethernet TCP/IP

• Rack Viewer: Ethernet TCP/IP

• SNMP: Network administrator

Bus & Addressing

• Devices per Segment: 0–32 (character mode / Modbus)

• Point‑to‑Point Devices: 2 (character mode / Modbus)

• Bus Length:

  • Non‑isolated: up to 10 m

  • Isolated: up to 1000 m

• Addresses: 0–248 (character mode / Modbus)

• Requests:

  • Character mode: 1K data bytes/request

  • Modbus RTU: 252 bytes/request

  • Modbus ASCII: 504 bytes/request

Memory

• Internal RAM: 4096 kB total

• Data RAM: 256 kB

• Program/Constants/Symbols: 3584 kB

• Memory Card: BMXRMS008MP (backup, web server activation)

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