Siemens S7-1200 System Manual page 966
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Also See for S7-1200:
- Operating instructions manual (132 pages) ,
- Programming manualline (74 pages) ,
- Manual (46 pages)
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Technical specifications
A.14 Communication interfaces
Technical specifications
Power supply / external
minimum
•
maximum
•
Current consumption (typical)
from 24 V DC
•
from the S7-1200 backplane bus
•
Effective power loss (typical)
from 24 V DC
•
from the S7-1200 backplane bus
•
Power supply 24 VDC / external
Min. cable cross section
•
Max. cable cross section
•
Tightening torque of the screw terminals
•
Electrical isolation
PROFIBUS interface to ground
•
PROFIBUS interface to internal circuit
•
Dimensions and weights
Width
•
Height
•
Depth
•
Weight
Net weight
•
Weight including packaging
•
*
The current load of an external consumer connected between VP (pin 6) and DGND (pin 5) must not exceed a maximum
)
of 15 mA (short-circuit proof) for bus termination.
Note
The CM 1243-5 (PROFIBUS master module) must receive power from the 24 VDC sensor
supply of the CPU.
PROFIBUS interface
Table A- 242 Pinout of the D-sub socket
966
Pin
Description
1
- not used -
2
- not used -
24 V
19.2 V
•
28.8 V
•
100 mA
•
0 mA
•
2.4 W
•
0 W
•
min.: 0.14 mm
(AWG 25)
•
2
max.: 1.5 mm
(AWG 15)
•
2
0.45 Nm (4 lb-in)
•
710 VDC for 1 minute
30 mm
•
100 mm
•
75 mm
•
134 g
•
171 g
•
Pin
6
VP: Power supply +5 V only for bus
terminating resistors;
not for supplying external devices
7
- not used -
System Manual, 03/2014, A5E02486680-AG
Description
S7-1200 Programmable controller
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