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ABB 1SAP112100R0260 TB521-ARCNET terminal base for AC500 V2 PLC systems featuring two communication module slots, ARCNET interface, dual RS232/RS485 serial interfaces and 24 V DC operation.
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.
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.
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| Voltage | 24 V | |
|---|---|---|
| IP Rating | IP20 | |
| Series | AC500 V2 PLC Automation | |
| 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 |
The TB521-ARCNET is a communication terminal base for ABB AC500 V2 PLC systems, providing ARCNET networking and serial communication capabilities.
The terminal base provides two communication module slots for system expansion and connectivity.
The unit includes an ARCNET interface and two configurable RS232/RS485 serial interfaces.
The TB521-ARCNET operates from a standard 24 V DC power supply.
The module is rated IP20 and is designed for installation within industrial control cabinets.
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.
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