SIIG ID-SC0P11-S1 Quick Installation Manual Download Page 8

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RS-422 Wire Diagram

USB to RS-422

RS-422 device

Pin 1: TxD-

TxD-

Pin 2: TxD+

TxD+

RxD+

Pin 4: RxD+

RxD-

Pin 3: RxD-

Figure 9: point-to-point / 4-wire full-duplex communication

USB to RS-422

RS-422 device

Figure 10: point-to-multi point / 4-wire full-duplex

communication

Summary of Contents for ID-SC0P11-S1

Page 1: ...l port s to your systems Key Features and Benefits Compliant with Universal Serial Bus 2 0 Specification Supports serial port data transfer rates up to 1 Mb s Built in 15KVDC ESD serial interface protection LED indicators for TxD RxD activities Metal housing with wall mount ready System Requirements Desktop or notebook computer with an available USB port ...

Page 2: ...Package Contents USB to RS 422 485 Serial Adapter USB cable Type A B Termination resistor jumpers 2 for ID SC0P11 S1 4 for ID SC0Q11 S1 8 for ID SC0R11 S1 Software CD quick installation guide Layout 1 Port USB to RS 422 485 Serial Adapter Figure 1 ID SC0P11 S1 Layout Status LED Serial output DIP switch USB Type B ...

Page 3: ...to RS 422 485 Serial Adapter Figure 3 ID SC0R11 S1 Layout DIP switch P2 DIP switch P1 USB Type B Serial output Status LED Tx Flashing green when sending data Rx Flashing yellow when receiving data Serial output DIP switch P1 P4 Status LED Status LED USB Type B 5V power jack optional ...

Page 4: ...er to your serial device s manual for more information DIP Switch Auto RS 422 485 1 ON 2 OFF This is default setting The COM port will automatically detect device status and control the data transmitting or receiving See Figure 4a RS 422 or 4 Wire RS 485 1 OFF 2 ON Full duplex mode See Figure 4b Auto RS 422 485 RS 422 or 4 Wire RS 485 Figure 4a Figure 4b ...

Page 5: ...pter to configure the jumper settings 1 Unscrew the screw s at the bottom of the Adapter 2 Slide the bottom cover in the direction of the serial output to open Serial output Figure 5 Figure 6 Bottom screw 3 Follow the instructions on page 6 to configure the jumper settings ...

Page 6: ...istor The adapter comes with Tx and Rx termination resistors for each serial port You can configure the jumper settings to avoid impedance mismatched problems Device Device USB to RS 422 485 Serial Adapter USB to RS 422 485 Serial Adapter Default jumper setting is Open disconnect 120 ohms termination resistor across the two wires ...

Page 7: ...7 Figure 7 Tx and Rx jumper for each port PinAssignment P1 Rx P1 Tx 1 5 6 9 Note Pins 6 to 9 have no function Figure 8 Pin assignment ...

Page 8: ...2 device Pin 1 TxD TxD Pin 2 TxD TxD RxD Pin 4 RxD RxD Pin 3 RxD Figure 9 point to point 4 wire full duplex communication USB to RS 422 RS 422 device RS 422 device RS 422 device Figure 10 point to multi point 4 wire full duplex communication ...

Page 9: ...2 TxD Pin 4 RxD Pin 3 RxD Figure 11 Point to point 2 wire half duplex communication USB to RS 485 RS 485 device D D Figure 12 Point to multi point 2 wire half duplex communication USB to RS 485 RS 485 device RS 485 device RS 485 device ...

Page 12: ... Windows 8 7 XP Server 2003 Right click Computer or My Computer click Manage then click Device Manager For Windows Vista Right click Computer click Manage click Continue then click Device Manager For Server 2008 2008 R2 Right click Computer click Manage then double click Diagnostics and click Device Manager 2 Double click Ports COM LPT USB Serial Port should be displayed ...

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