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Powerful Control with a Small Footprint
The SmaRT DIN-9H4R-2DI Base Unit for industrial control systems features four Form A relay outputs. Each Form A relay is rated at 2 A max @ 250 VAC/30 VDC inductive load and 5 A resistive load. The unit also features two active high discrete input channels and two serial communication ports:
RS-232 Port – Update configuration and application code through this port.
CAN Port – Transfers handheld and base unit status to other nodes on the network, as well as optional bus termination.
- Durable UL94V-0 rated ABS plastic enclosure
- Mounts on standard 35-mm DIN rail
- 4 Form A Relay contact outputs
- Two active high discrete input channels
*BU-2CAN units are internally terminated at 120 Ω. Termination can be removed at the factory. 
