06.03
2.12 I/O Module PP72/48
2-94
Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
2.12.2
Interface description
Interfaces of the I/O modules PP72/48
Table 2-15
Interfaces of the I/O Module PP72/48
Interface
Designation
Type
Power supply connection
X1
Screw-terminal block
PROFIBUS DP
X2
Socket connector
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 2-16
Pin assignment: Ext. power supply (X1)
Pin
Designation
Type
1)
Function
1
P24
VI
External power supply of the module (+24V)
2
M24
VI
Reference for external power supply
3
PE
VI
Protective conductor of the external power sup-
ply
1.
VI
Voltage Input
S
Connecting cable
The required connecting cables must be provided by the user:
–
Wire, conductor cross-section: 1.0–1.5mm
2
(AWG17–AWG16)
S
Power supply
For data concerning the power supply, see Subsection 2.12.3, page 2-101.
Interface overview
External power
supply
(X1)
2 Hardware Descriptions
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