
Introduction — Reliable Termination for ABB DCS Bus Systems
The ABB 70BA01C-S HESG447260R2 Bus End Module is designed to provide secure and reliable termination for ABB Distributed Control System (DCS) bus networks. This module ensures proper signal integrity, stable communication, and protection at the end of digital and analog I/O bus lines. Compact and durable, the bus end module is essential for maintaining system stability and minimizing communication errors in complex industrial automation environments.
Technical Specifications — Performance & Physical Profile
| Specification | Description |
|---|---|
| Module Type | Bus End Module |
| Model / Part Number | 70BA01C-S / HESG447260R2 |
| Function | Provides termination for ABB DCS I/O bus systems |
| Bus Type | ABB proprietary digital/analog I/O bus |
| Termination | Ensures proper signal integrity at the end of bus lines |
| Isolation | Provides electrical isolation between bus and system components |
| Power Supply | Supplied via backplane bus |
| Operating Temperature Range | –20 °C to +60 °C |
| Dimensions | 80 mm × 35 mm × 150 mm |
| Weight | ~0.18 kg |
| Mounting | DIN rail or ABB modular rack system |
| Compliance / Certifications | CE, UL, RoHS compliant |
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