Appendix D
Operating Instructions KB2 Keyboards
R. STAHL HMI Systems GmbH / OI_Keyboard_KB2_en_V_01_00_02.docx / 07.03.2022
Page 49 of 68
19.2 Connection overview cable assignment PD2
The length of the
connection cable
(see
must not be extended or
replaced by the customer !.
Cable Colour
Connection
Signal name
Name
1
White
PD2
+5 V
Power UB
2
Green
USM_m
Data conductor D-
3
Yellow
USM_p
Data conductor D+
4
Brown
GND
Power supply GND
Screen
-
Screen
Connect
shielding to ground (< 1 MΩ)