Rockwell Automation 2755-G6-D Scanner with RS-232 Option - Manual (Page 48)

Serial Communication Parameters
Chapter 6
6–6
8 Data Bits, 1 Stop Bit, Parity Check
If your system requires a word length of 8 Data bits,
1 Stop bit, and Parity check, scan the appropriate
label below.
EL
8 Bits
O
EK
8 Bits
E
EJ
8 Bits
1
EI
8 Bits
O
8 Data Bits and 2 Stop Bits
If your system requires a word length of 8 Data bits
and 2 Stop bits, scan the label below. Parity check is
not possible with this combination of data bits and
stop bits.
EN
8 Bits