The model number on each scanner includes the scanner number and factory
default communication protocol.
Scanner Version Identifier Communication Protocol(s)
00 Laser Emulation and RS232 Transmit/Receive
11 RS485, RS232 - TXD, RXD, RTS, CTS
14 RS232 - TXD, RXD, RTS, CTS, DTR, DSR
38 Low Speed USB,
Serial Emulation or Keyboard Emulation
40 Full Speed Integrated USB
41 RS232/Light Pen Emulation
47 Keyboard Wedge, Stand-Alone Keyboard and
Applicable for IBM
The MS9520/9540 Keyboard Wedge Series (-47) is designed for keyboard
emulation only. Many RS232 configurable functions available in other Metrologic
scanners are also available as keyboard wedge functions.
The following are the most important selectable options specific to keyboard
• **AT (includes IBM
PS2 models 50, 55, 60, 80)
• IBM PS2 (includes models 30, 70, 8556)
Keyboard Country Type
• **USA • Italian • Swiss
• Belgian • Japanese • Swedish/Finnish
• French • Russian Cyrillic • Turkish
• German • Slovenian • United Kingdom
• Hungarian • Spanish
** Indicates a default setting (see pages 33 - 37 for additional information).
Refer to the MetroSelect Single-Line Configuration Guide (
MetroSet2’s help files for information on how to change the default settings.