Product Description
SMC EX245-SPN2A PROFINET Serial Interface Unit
The SMC EX245-SPN2A is a robust and efficient Serial Interface (SI) unit designed to integrate SMC valve manifolds and I/O modules into a PROFINET network. This unit acts as a gateway, enabling seamless communication and control between a central PLC and pneumatic components. With its IP67-rated enclosure, the EX245-SPN2A is protected against dust and water ingress, making it suitable for harsh industrial environments. It supports a significant number of I/O points, offering flexibility for complex automation systems. The integrated dual-port switch allows for daisy-chain wiring, simplifying network topology and reducing cabling costs.
Technical Specifications:
- Fieldbus Protocol: PROFINET IO
- Max. Number of I/O Points: 128 inputs / 128 outputs
- Power Supply Voltage: 24 VDC
- Enclosure Protection: IP67
- Communication Port: 2 x M12, 4-pin, D-coded
- Communication Speed: 100 Mbps (Full Duplex)

SMC EX245-SPN2A
SMC EX245-SPN2A Serial Interface Unit for PROFINET networks. Provides reliable control for valve manifolds with IP67 protection and support for up to 128 inputs and 128 outputs.





