Appendix A
Operating Instructions KB2 Keyboards
R. STAHL HMI Systems GmbH / OI_Keyboard_KB2_en_V_01_00_02.docx / 07.03.2022
Page 41 of 68
16 Appendix A
16.1 Technical data
Function / Equipment
KB2
PD2
Power supply
via USB interface
Interfaces
USB
Connection
open cable end
Cable type
standard USB
Cable conductors (number)
8 + shield
4 + shield
Cable lengths
from the clamp shield connection approx. 2.4 m
Keyboard layout (standard)
German (QWERTZ), American (QWERTY), French (AZERTY)
Other keyboard layouts
Spanish, Swiss German, Nordic (Swedish, Finnish, Norwegian, Danish), Slovenian,
Japanese
Number of keys
105
104 (American), 109 (Japanese)
5
Key technology
Switching force / travel
2.55 N / 0.55 mm
Service life
at least 1,000,000 actuations
Design
Trackball
Ball diameter [mm]
50
Switching force / travel
2.55 N / 0.55 mm
Service life
1,000,000 ball rotations
Joystick
Length [mm]
24.3
Switching force / travel
2.55 N / 0.55 mm
Service life
1,000,000 actuation cycles
Enclosure
Installation enclosure, aluminium
Enclosure protection type
Front
IP66
Back
IP20
Keyboard foil
Polyester
Operating temperature range
Operation
-
40 °C … +70 °C
Storage temperature range
-
40 °C … +70 °C
Relative humidity
10% to 90% relative humidity, non-condensing
MTBF
min. / typ. 50,000 h at Ta 20 °C (68 °F) and
intended purpose
Dimensions [mm]
without cable
Width x height (W x H)
580 x 185
Depth (D)
53
Depth (D) for trackball module
69.1
Depth (D) for joystick module
74.3
Weight [kg]
2.4
