CoolGear USB-4COMi-SI-M Скачать руководство пользователя страница 11 | Manualshive

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RS-485 Signal Wiring

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Point-to-Point 4 Wire Full Duplex

USB-4COMi-M

RS-485 Device

2 TxD+ (B)

RxD+ (B)

1 TxD- (A)

RxD- (A)

3 RxD+ (B)

TxD+ (B)

4 RxD- (A)

TxD- (A)

5 GND

GND

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Multi-drop RS-485 2-Wire Half-duplex

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Содержание USB-4COMi-SI-M

Страница 1: ...n Optical isolation and surge protection are available to this product USB 4COMi SI M Each RS 422 485 port is individually optically isolated with 2000 Volt DC optical isolation The optical isolation protects your PC or notebook from spikes and surges on the RS 422 485 network by converting the electrical pulse into an optical signal and then changing it back into an electrical pulse Your computer...

Страница 2: ...alf Duplex 2 wire without Echo OFF OFF ON ON Note Note In the most common situations a 120 Ohm termination resistor of TxD S4 is ON is required in a RS485 Half Duplex configuration Otherwise it is rarely used Inside the unit there are four 6x2 8pin header blocks which are jumped to enable Rx CTS 120 Ohm termination resistors and RX Tx 750 Ohm biasing resistor You will need to open up the case and ...

Страница 3: ...P Switch see S4 above Windows 7 Vista 2003 XP 2000 Driver Installation You need to have administrator privileges to install any new drivers under Windows 7 Vista 2003 XP 2000 To install the driver or update the configuration please log onto Windows as Administrator or ask your system administrator to install the USB COM driver Note You need to install driver first prior to hardware installation Do...

Страница 4: ...e To change the virtual COM port properties Select the USB Serial Port Click Properties Select Port Setting and Advanced Click the drop down arrow on COM Port Number and scroll to the required COM port Select OK Return to the Device Manager Screen You will see that the USB Serial Port installation has been changed to the new COM Port Number Uninstalling Windows 2003 XP 2000 Drivers Please proceed ...

Страница 5: ...our PC when the message below appears Double click OK to start uninstalling Windows 2003 XP 2000 USB to Serial drivers 6 Double click Yes to confirm it 7 Click No to proceed 8 When the message Status System clean completed appears double click Exit to complete the USB to serial drivers uninstall ...

Страница 6: ...Sales coolgear com www CoolGear com 9 Press Start button and select Control Panel 10 Open the Add or Remove program ...

Страница 7: ...uter to complete the driver uninstall Uninstalling Windows 7 or Vista Drivers Windows 7 and Vista have many new security features You need to proceed with the following steps to uninstall the Vista driver 1 The USB to serial devices must connect to the PC 2 Press Start button and select Control Panel 3 Select Classic View from the top left hand corner and then System from the list 4 Select Device ...

Страница 8: ...his device in the next window and press OK Note if you have more than one USB Serial Port COMx installed in your PC you need to repeat from step 5 to step 6 to delete the driver software for each port 7 Locate your Device under the Universal Serial Bus Controllers section and right click on it to bring up the menu shown ...

Страница 9: ...river software for this device in the next window and press OK Note if you have more than one USB Serial Converter installed in your PC you need to repeat step 7 and step 8 to delete the driver software for all devices RS 422 Signal Pin outs of DB 9 Male Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A ...

Страница 10: ...4 RxD A TxD A 5 GND GND RS 422 with Handshaking USB 4COMi M RS 422 Device 2 TxD B RxD B 1 TxD A RxD A 3 RxD B TxD B 4 RxD A TxD A 5 GND GND 7 RTS B CTS B 6 RTS A CTS A 8 CTS B RTS B 9 CTS A RTS A RS 485 4 Wire Full duplex Signal Pin outs of DB 9 Male Connector Pin 1 TxD A Pin 2 TxD B Pin 3 RxD B Pin 4 RxD A Pin 5 GND RS 485 2 Wire Half duplex Signal Pin outs of DB 9 Male Connector Pin 1 Data A Pin...

Страница 11: ...lgear com www CoolGear com RS 485 Signal Wiring Point to Point 4 Wire Full Duplex USB 4COMi M RS 485 Device 2 TxD B RxD B 1 TxD A RxD A 3 RxD B TxD B 4 RxD A TxD A 5 GND GND Multi drop RS 485 2 Wire Half duplex ...

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