Serial RS232 / RS485 Ethernet Converter Manual – US2000B
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9
RJ45 interface
The Ethernet port supports 10 M / 100 M adaptive, AUTO MDI/MDIX, will work with standard
straight through and cross-over Ethernet cables.
Pin
Name
Description
1
TX+
Transceiver Data+
2
TX-
Transceiver Data-
3
RX+
Receive Data+
4
n/c
Not connected
5
n/c
Not connected
6
RX-
Receive Data-
7
n/c
Not connected
8
n/c
Not connected
Reset
Reset button:
US2000A
The reset button is used for resetting the converter back to factory settings.
When the Ready LED is on, depress the reset button for more than 1 second
and release, wait about 10 seconds until the converter has rebooted.
After releasing the reset button the green “Ready” LED light should turn off
and then come ON again after the module has rebooted.
The converter is now reset to factory defaults.
US2000B
The reset button can be used to reboot the converter by pressing the
button momentarily while the converter is powered ON.
The reset button can also be used to reset the converter to factory defaults
as following:
1. Power off the converter
2. Press and hold the reset button
3. Power on the converter
4. Wait 5 seconds while pressing the reset button
5. Release reset button
The converter is now reset to factory defaults.
