B&B Electronics MESR321_SL_ML - Manual User Manual
Page 40

Setup and Connections
Vlinx MESR321 Modbus Gateway
38
MESR321-xx_R001_2113m
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2.
Method 2: Change the Modbus Gateway’s network settings to match your PC
using Console Mode
a. Connect a null modem serial cable (crossover cable) from Port 1 on
the Modbus Gateway to an available COM port on your PC.
b.
Enter Console Mode. Press and hold the Modbus Gateway’s Mode
switch for 2 to 10 seconds. Release the reset button. The READY LED
will blink for five seconds. This indicates that the Modbus Gateway is
re-booting in Console Mode.
c. When the Modbus Gateway has successfully restarted in Console
Mode, the READY LED will be OFF and the PORT 1 LED will be ON.
d. Open the Vlinx Modbus
Manager Software and select “Serial Port” as
the method to connect to the Modbus Gateway.
e. After logging in, click on
f. Un-
check the box next to “I Want DHCP to setup the Network.”
g. Re-
configure the Modbus Gateway’s network settings to something
within the range of your PC’s network settings. For example:
PC Network Settings
IP Address = 192.168.0.1
Subnet Mask = 255.255.0.0
Default Gateway = 192.168.0.100
Change the Modbus Gateway’s network settings to:
IP Address = 192.168.0.50
Subnet Mask = 255.255.0.0
Default Gateway = 192.168.0.100
h. Save the settings and remove power from the Modbus Gateway.
i. Re-apply power. Open the Vlinx Modbus Manager Software and select
“Network” as the method to connect to the device.
Configuring the MESR321 via the Serial Port (Console Mode)