01/2007
2.11 I/O module PP72/48
2-80
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
2.11.2 Interface description
Interfaces of I/O module PP72/48
Table 2-13 Interfaces of I/O module PP72/48
Interface
Designation Type
Power supply connection X1 Screw–terminal block
PROFIBUS DP X2 Socket
PROFIBUS DP address S1 DIL switch
Digital input/outputs 1 X111 Ribbon cable connector
Digital input/outputs 2 X222 Ribbon cable connector
Digital input/outputs 3 X333 Ribbon cable connector
Interface description of the external power supply (X1):
S Screw–terminal block MSTBVA 2,5/3–G–5,08, Phoenix
S Pin assignment
Table 2-14 Pin assignment: Ext. power supply (X1)
Pin
Designation Type
1)
Function
1 P24 VI External power supply of the module (+24 V)
2 M24 VI Reference for external supply
3 PI VI Protective conductor of the external supply
1) VI Voltage input
S Connecting cable
The required connecting cables must be provided by the user:
– Wire, conductor cross section: 1.0 – 1.5 mm
2
(AWG17 – AWG16)
S Power supply
For data concerning the power supply, see Subsection 2.11.3, Page 2-87.
Interface overview
External power
supply
(X1)
2 Hardware Descri
tions
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