Siemens SIMATIC Panel PC 870 Equipment Manual page 134

Ports
COM1
COM2
LPT1
VGA
Keyboard
Mouse
USB
Ethernet
MPI/DP12-port, isolated
•
Transfer rate
•
Mode
•
Physical port
•
Memory address
space
•
Interrupts
1
) electrically isolated in the extra–low voltage circuit (SELV)
Panel PC 870 Computing Unit Equipment Manual
Edition 12/01
Serial port 1 (V.24 / TTY), 25–pin SUB-D connector
Serial port 2 (V.24), 9–pin SUB-D connector
Parallel port (standard, EPP and ECP modes)
Connection for printer with parallel interface
Connection for external monitor
PS/2 keyboard connection
PS/2 mouse connection
2 x external
Ethernet port (RJ45), Intel 82562 controller
9–pin Sub-D connector
•
9.6 kBaud up to 12 MBaud, can be parameterized via
software
•
1)
electrically isolated :
- Data lines A,B
- Control lines RTS AS, RTS_PG
- 5V supply voltage (max. 90 mA)
•
earth–coupled:
- Shield of the DP12 connection cable
•
RS485, electrically isolated
•
is configured automatically
•
are configured automatically
Technical Specifications
1)
A-5