B&B Electronics MESR321_SL_ML - Manual - Manual (Page 31)

Setup and Connections Vlinx MESR321 Modbus Gateway
29
MESR321-xx_R001_2113m
www.bb-elec.com
www.bb-europe.com
a. This screen allows you to change the serial port settings.
Figure 29. Serial Port Screen
b. Description - sets the description for this serial port. Maximum length is 32
symbols. Allowed characters are symbols from 'A' to 'Z', from 'a' to 'z',
numbers from '0' to '9' and the space.
c. Mode – Controls the physical communications mode for the MESR321.
The Mode can be RS-232, RS-422 (4-Wire), RS-485 (2-Wire), or RS-485
(4-Wire).
d. Baud Rate – Controls the communications speed of the serial port. The
Baud Rate can be 75, 150, 300, 600, 1200, 2400, 4800, 7200, 9600,
14.4k, 19.2k, 28.8k, 38.4k, 57.6k, 115.2k, 230.4k.
e. Stop Bits – Controls the number of bits to end a character. Choices are 1
or 2.
f. Parity
– Controls the error checking mode. Choices are Odd, Even, Mark,
or Space.
g.
Save settings by clicking the “Save” button.
11. Port 1 Modbus