Mega System Tech RS485 User Manual
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NET101 User’s Manual -21-
Chapter 5: NET101 Web Manager
on TCP/IP. For detailed information about MODBUS
gateway, please refer to the specifications of MODBUS.
Login Name
Enter the login name here when using NET101 in the Slave mode. Either the
Master NET101 or the Virtual COM port driver has to know the account and
password to use the slave NET101. The account / password is to protect against
unauthorised use of NET101 to access the serial communication data.
Login Password
Enter a login password here when using the NET101 in the Slave mode.
ii. Connection
Type
Connection Status Description
RS232
To select the DB9 serial port signalling in RS232 mode.
RS422
To select the DB9 serial port signalling in RS422 mode.
RS485
To select the DB9 serial port signalling in RS485 mode.
iii. Operation Mode
Mode Type
Description
Half Duplex
To select the RS485 communication in Half Duplex
mode.
Full Duplex
To select the RS485 communication in Full Duplex
mode.
Tx Polarity
Mode Type
Description
Normal
To set the transmit data polarity in normal mode.
Invert
To set the transmit data polarity in Invert mode.
Rx Polarity
Choose Description
Normal
To set the receive data polarity in normal mode.
Invert
To set the receive data polarity in invert mode.
Click “Apply” to confirm selection, otherwise click “Reset”
2.3 Help
2.3.1 About
Displays the following information about NET101;