BS204 Backplane Module | Bachmann M1 Controller Integration

Bachmann BS204 Backplane Module

Product Description / Overview

The Bachmann BS204 is a high-quality backplane module designed to provide both mechanical and electrical infrastructure for the M1 automation system. It enables secure mounting and interconnection of CPU, communication, and I/O modules while distributing power and bus signals efficiently. Moreover, its robust design ensures reliable performance in demanding industrial environments. In addition, the module supports seamless integration of multiple devices into a single control rack, optimizing installation space and system organization. The BS204 is ideal for industrial automation, process control, and energy management systems requiring modular and scalable architectures.

Technical Data 

System Compatibility
• Bachmann M1 automation system

Role
• Backplane for CPU, power supply, and I/O modules

Slots
• 4 module slots (CPU, communication, I/O)

Electrical Function
• Distributes backplane bus signals and 24 VDC power supply

Input Voltage
• 24 VDC (nominal, supplied via power module)

Isolation
• Galvanic isolation between modules and bus

Diagnostics
• Backplane monitoring via CPU module

Dimensions
• 200 × 150 × 80 mm

Weight
• 1.5 kg

Operating Temperature
• −10 °C to +55 °C

Storage Temperature
• −40 °C to +85 °C

Humidity Range
• 5% to 95% RH, non-condensing

Mounting
• DIN rail or cabinet installation

Certifications
• CE, UL, RoHS

FAQ

Q1: What is the primary function of the BS204 backplane?
It provides mechanical and electrical infrastructure for mounting and interconnecting M1 modules.

Q2: How many modules can the BS204 accommodate?
The backplane supports 4 modules including CPU, communication, and I/O units.

Q3: Can the BS204 distribute power to connected modules?
Yes, it distributes 24 VDC and backplane bus signals to all connected modules.

Q4: Is the BS204 suitable for harsh industrial environments?
Yes, it is designed for robust performance and galvanic isolation in demanding conditions.

Q5: How is the BS204 monitored for faults or connectivity issues?
The module can be monitored via the connected CPU module for system diagnostics.