Bachmann NT255 (0031426-00) Product Description

Overview

The Bachmann NT255 is a high-performance Ethernet communication module developed for M1 automation systems. It delivers fast and stable networking between controllers, substations, and external platforms. Moreover, it integrates advanced switching technology that simplifies system design and improves overall network efficiency. The module benefits from Bachmann’s long-term experience in power and communication hardware, ensuring reliable operation even in demanding industrial installations.

Technical Specifications

Model: NT255
Part Number: 0031426-00
Manufacturer: Bachmann electronic GmbH (Austria)

Specifications Table

• System Compatibility: Bachmann M1 automation system

• Interfaces: 2 × Ethernet ports (10/100 Mbps, RJ45)

• Supported Protocols: TCP/IP, UDP, Modbus/TCP, IEC 60870-5-104, OPC, proprietary Bachmann protocols

• Switching: Integrated 2-port switch for daisy-chain or redundant layouts

• IP Addressing: Static or DHCP

• Security: Password protection, VLAN support, firewall options (firmware dependent)

• Isolation: Galvanic isolation between Ethernet ports and system bus

• Diagnostics: LED indicators and built-in self-monitoring

• Power Consumption: 5 W

• Dimensions: 130 × 25 × 150 mm

• Weight: 0.45 kg

• Operating Temperature: −30 °C to +60 °C

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

• Humidity: 5%–95% RH, non-condensing

• Mounting: DIN rail or rack

• Certifications: CE, UL, RoHS

FAQ

Q1: What is the main function of the Bachmann NT255?
The NT255 provides dual-port Ethernet networking for Bachmann M1 automation systems.

Q2: Which communication protocols does the module support?
It supports TCP/IP, UDP, Modbus/TCP, IEC 60870-5-104, OPC, and Bachmann proprietary protocols.

Q3: Can the NT255 operate in harsh environments?
Yes. It offers a wide temperature range and strong isolation suitable for industrial conditions.

Q4: Does the module support DHCP configuration?
Yes. It can use either static IP addressing or DHCP assignment.

Q5: Is this module compatible with all Bachmann M1 CPUs?
Yes. It integrates seamlessly with standard M1 controllers and backplane configurations.