
ABB TB820V2 Key features
Facilitates communication between clusters of I/O modules.
Reduces wiring complexity in distributed systems.
Built-in electrical isolation enhances signal integrity.
Suitable for large-scale industrial automation systems.
Performance comparison
Feature / Parameter | TB820V2 | TB840A | TB850 |
Bus Type | Electrical ModuleBus | Optical ModuleBus | Redundant ModuleBus Interface |
Isolation Type | Galvanic Isolation | Optical Isolation | Full Electrical Isolation |
Mounting Method | Base Mounting | DIN Rail / Base Mounting | Rack Mounting |
Typical Use Case | Standard I/O Cluster Comm. | Long-distance, EMI-prone areas | High-availability DCS communication |
