| 
                                               | ITAM-SR01 |  | 8-Port RS-232/422/485 Serial Port Module |  
                                            
                                            
    
    
        
            |  |  | ITAM-SR01-00A1E | ITAM-SR01-10A1E |  
            | Communications | Data Bits | 5,6,7,8 | 5,6,7,8 |  
            | Data Signals | RS232: RxD, TxD, RTS, CTS, GND;RS422: Tx+, Tx-, Rx+, Rx-, GND;RS485: Data+, Data-, GND | RS232: RxD, TxD, RTS, CTS, GND;RS422: Tx+, Tx-, Rx+, Rx-, GND;RS485: Data+, Data-, GND |  
            | FIFO | 256 byte | 256 byte |  
            | Flow Control | RTS | RTS |  
            | Parity | None, even, odd | None, even, odd |  
            | Serial Port Controller | XR17V358 | XR17V358 |  
            | Speed | Up to 921.6Kbps | Up to 921.6Kbps |  
            | Stop Bits | 1,1.5,2 | 1,1.5,2 |  
            | Environment | Operational Temperature | -25 ~ 60° C | -25 ~ 60° C |  
            | Storage Temperature | -40 ~ 85° C | -40 ~ 85° C |  
            | General | Bus Interface | PCI Express x1 link, Gen1 Compliant | PCI Express x1 link, Gen1 Compliant |  
            | Connectors | 2 x 20 pin 3.5mm Terminal Block | 2 x 20 pin 3.5mm Terminal Block |  
            | Ports | 8 | 8 |  
            | Power Consumption | 3.3V @ 1.9A (Typical) | 3.3V @ 1.9A (Typical) |  
            | Mechanical | Dimension | 301.9 x 40 x 80 mm | 301.9 x 40 x 80 mm |  
            | Protection | ESD Protection | Air ± 15KV ,contact ±8KV | Air ± 15KV ,contact ±8KV |  
            | Isolation Protection | 2,500 VDC isolation | 2,500 VDC isolation |  |