Modicon M340 Power Redundancy Adapter | Schneider BMXPRA0100

Product Description

The Schneider BMXPRA0100 is a redundancy adapter module from the Modicon M340 PLC platform, designed to ensure uninterrupted operation in critical automation systems. It enables dual power supply redundancy by allowing two power modules to operate in parallel, automatically switching to the backup supply if the primary one fails.

This module is ideal for high-availability environments, including manufacturing, energy, water treatment, and process industries, where downtime can lead to significant operational loss. Moreover, it integrates seamlessly into existing M340 systems, providing reliable fault tolerance without requiring complex reconfiguration.

Engineers benefit from its compact design and diagnostic LEDs, which simplify monitoring, troubleshooting, and maintenance. By deploying the BMXPRA0100, operators can significantly increase system reliability and ensure continuous operation under challenging industrial conditions.

Technical Specifications

General Information

• Product type: Redundancy adapter module

• Series: Modicon M340

• Model: BMXPRA0100

• Function: Provides redundancy for PLC power supplies

Electrical

• Compatible power supplies: BMXCPS•••• series (M340)

• Redundancy type: Dual power supply (automatic switchover)

• Input voltage: 24 VDC (from connected power supplies)

• Output voltage: 24 VDC distributed to PLC backplane

• Current capacity: Matches connected BMXCPS power supply rating

• Current consumption: 95 mA

• Power dissipation: 2.3 W

Memory & Network

• Internal memory: 448 kB

• Removable memory: 96 kB

• Ethernet support: EtherNet/IP for integrated connections

Mechanical & Environmental

• Mounting: DIN rail or panel

• Dimensions: Height: 134 mm; Width: 45 mm; Depth: 45 mm

• Weight: 0.25 kg

• Operating temperature: –25…60 °C

• Storage temperature: –40…85 °C

• Relative humidity: 5–95% non-condensing

• Protection rating: IP20

Certifications & Standards

• CE, UL, CSA, C-Tick, Merchant Navy, GOST

• EN 61131-2, EN 61000-6-4, EN 61000-6-2, EN 61010-2-201

• Lifecycle status: Active product in Schneider’s Modicon M340 portfolio

FAQ

Q1: What is the main function of BMXPRA0100?
A1: It provides dual power supply redundancy with automatic switchover for M340 PLCs.

Q2: Which power supplies are compatible with this module?
A2: It supports BMXCPS series power supply modules for the M340 platform.

Q3: How does the module indicate redundancy operation?
A3: LED indicators show the status of each supply and redundancy operation.

Q4: Is this module suitable for high-availability applications?
A4: Yes, it ensures continuous operation in manufacturing, energy, water, and process industries.

Q5: What are the environmental ratings of BMXPRA0100?
A5: IP20 protection, operating temperature –25…60 °C, and relative humidity 5–95% non-condensing.