Siemens SIMATIC IPC847D - Page 139

Technical specifications
8.5 Hardware description
SIMATIC IPC847D
Operating Instructions, 01/2014, A5E32997454-AA
139
PS/2 keyboard interface, X21 1 to 6
Pin no. Short name Meaning Input
output
1
DAT
Data channel, keyboard
Input/output
2
–
Not used
–
3
GND
Ground
–
4
P5VFK
+ 5 V (fused)
Output
5
CLK
Clock channel, keyboard
Input/output
6
–
Not used
–
USB 2.0 ports, X4A, B; X561
Pinno.
Short name
Meaning
Input / output
1
VCC
+ 5 V (fused)
Output
2
– Data
Data channel
Input / output
3
+ Data
Data channel
Input / output
4
GND
Ground
–
The connectors are of type A.
The ports are rated as high-current USB 2.0 (500 mA).