Siemens SIMATIC PP7 - Interface Assignment; A.3 Interface Assignment

A-4
PP7, PP17-I, PP17-II Equipment Manual
Release 06/98
PP17-IIPP17-IPP724 V Digital outputs
Load current per group
 aggregate current
 on short circuit
–
–
500mA
Deactivation of all outputs
Maximum cable length
 with unshielded cables
 with shielded cables
–
–
1 m
> 1 m
Release input PP7 PP17-I PP17-II
Potential isolation from internal logic – –
Input voltage
 rated value
 release on entry
 lock on entry
–
–
–
24 V DC
0 ... 5 V
15 ... 30 V
Input current with entry locked – Typ. 2 mA at 24 V
A.3 Interface assignment
Assignment of the 9-pin Sub-D socket:
Pin Assignment
1
2
3 Data B
4
5 GND (floating)
6 +5 V (floating)
7
8 Data A
9
Bus connection
PROFIBUS-DP
MPI
5 1
9 6
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