ABB TB521-ETH Terminal Base
Description
ABB TB521-ETH Terminal Base is a terminal base designed for use with the AC500 V2 PLC automation system, providing connectivity and module support for industrial control applications.
| Specification | Value |
|---|---|
| Net Weight | 0.186 kilograms |
| Net Depth/Length | 28 millimeters |
| Net Height | 135 millimeters |
| Net Width | 123.5 millimeters |
| Communication Module Slots | 2 |
| Network Interface | Ethernet |
| Serial Interfaces | 2 x RS232/RS485 |
| Power Requirement | 24V DC (SELV/PELV compliant) |
Key Features:
- Compatible with AC500 V2 and AC500 eCo ultra-low voltage control systems
- Supports secure electrical operation via SELV, PELV, 2-level, limited voltage or limited power compliant power supplies
- Requires safety isolation, double or reinforced insulation between primary and secondary circuits
- Provides dedicated slots for communication modules to expand system connectivity
Applications:
- Industrial DCS and PLC control systems in power plants, chemical facilities, and paper mills
- Automated manufacturing lines, including steel production, textile printing, and automotive assembly
- Water treatment and environmental control systems
- Substation automation and power distribution systems
Related Models:
- TB511-ARCNET
- TB511-ETH
- TB511-ETH-XC
- TB521-ARCNET
- TB521-ETH-XC
- TB523-ETH
- TB541-ETH
- TB541-ETH-XC