1SAP112100R0260 ABB TB521-ARCNET AC500,Terminal Base,2slots, ARCNET,24VDC,spring terminals

Why Choose the ABB 1SAP112100R0260 TB521-ARCNET Terminal Base?

The ABB 1SAP112100R0260 TB521-ARCNET is a high-performance AC500 V2 terminal base designed to provide advanced communication capabilities for industrial automation systems. As part of the ABB AC500 PLC platform, this terminal base supports communication module integration while enabling reliable ARCNET networking and serial communications for demanding control applications.

Developed for machine builders, system integrators and industrial automation professionals, the TB521-ARCNET offers a flexible communication infrastructure with support for multiple communication protocols and field devices. Its compact construction and pluggable spring terminals simplify installation while ensuring reliable long-term operation in industrial environments.

Featuring two communication module slots, an ARCNET interface, two configurable RS232/RS485 serial ports and a 24 V DC supply, the ABB 1SAP112100R0260 is ideal for distributed automation systems, machine control applications and industrial communication networks.

Key Advantages

• Reliable AC500 V2 communication terminal base.
• Two communication module slots for enhanced expansion capability.
• ARCNET networking support for industrial communication systems.
• Dual configurable RS232/RS485 serial interfaces.
• Compact DIN rail installation simplifies panel design.
• Pluggable spring terminals reduce installation and maintenance time.

Key Features

• ABB TB521-ARCNET terminal base.
• Product code 1SAP112100R0260.
• Designed for ABB AC500 V2 PLC systems.
• 2 communication module slots.
• ARCNET communication interface.
• 2 configurable RS232/RS485 serial interfaces.
• D-SUB, Coax and terminal communication connections.
• 24 V DC supply voltage.
• Pluggable spring terminal connections.
• IP20 protection rating.

Technical Specifications

• Manufacturer: ABB
• Series: AC500 V2 PLC Automation
• Model: TB521-ARCNET
• Product code: 1SAP112100R0260
• Product type: PLC terminal base
• Communication interface: ARCNET
• Serial interfaces: 2 × RS232/RS485 configurable
• Supply voltage: 24 V DC
• Protection rating: IP20
• Mounting type: DIN rail mounting
• Communication connections: D-SUB / Coax / Terminals
• Operating temperature: 0°C to +60°C
• Storage temperature: -40°C to +70°C
• Dimensions (W × H × D): 123.5 × 135 × 28 mm
• Weight: approx. 0.187 kg

Advanced Communication Infrastructure for AC500 Systems

The TB521-ARCNET terminal base serves as a communication platform for ABB AC500 V2 automation systems, allowing engineers to integrate multiple communication modules and connect industrial devices across complex automation networks.

Its support for ARCNET networking and configurable serial communications enables flexible system design while maintaining the reliability, scalability and performance required for modern industrial automation environments.

Typical Applications

• Industrial automation systems.
• Machine building and OEM equipment.
• Distributed control architectures.
• Manufacturing production lines.
• Material handling systems.
• Process control installations.
• Industrial communication networks.
• Infrastructure automation projects.

Trusted by Automation Professionals Worldwide

ABB AC500 communication and control components are trusted by machine builders, OEM manufacturers and automation engineers to provide dependable networking, scalable system integration and reliable industrial performance.