6ES7288-1SR40-0AA1 New Original Siemens S7-200 SMART Plc Programming Controller module

2. Key Selling Points

1. Integrated 14DI + 10 Relay Outputs – Enhanced Control Capability:Built-in 14 digital inputs and 10 relay outputs, suitable for medium-complexity control tasks and direct connection to contactors, solenoids, and indicators.

2. Relay Outputs – AC/DC Load Compatibility:Dry-contact relay outputs can switch both 250V AC and 30V DC loads, offering high wiring flexibility without additional relays.

3. Large Memory Capacity – Supports Complex Programs:Provides 24 KB program memory and 20 KB data memory, capable of handling advanced logic, data processing, and communication tasks.

4. Expandable with Up to 7 Modules – Flexible I/O Scaling:Supports expansion with up to 7 signal modules, enabling a maximum of 128 I/O points, ideal for system upgrades and scalability.

5. Integrated RS485 Port – Multi-Protocol Support:Features one RS485 interface supporting PPI (for programming and HMI), MODBUS RTU, and Freeport communication, enabling connection to HMIs, drives, and instruments.