Cm 1243-2 As-I Master; Technical Data For The As-I Master Cm 1243-2 - Siemens SIMATIC S7-1200 System Manual
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Also See for SIMATIC S7-1200:
- Function manual (527 pages) ,
- Manual (364 pages) ,
- System manual (338 pages)
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Technical specifications
A.16 Communication interfaces
A.16.3
CM 1243-2 AS-i master
A.16.3.1
Technical data for the AS-i master CM 1243-2
Table A- 244 Technical data for the AS-i master CM 1243-2
Technical data
Article number
Firmware version
Date
Interfaces
Maximum current consumption
From the S7-1200 backplane bus
From the AS-i cable
Maximum current carrying capacity between the
ASI+/ASI- terminals
Pin assignment
Conductor cross-section
ASI connector tightening torque
Permissible ambient conditions
Ambient temperature
During storage
During transport
During the operating phase, with vertical installation (hori-
zontal standard mounting rail)
During the operating phase, with horizontal installation (ver-
tical standard mounting rail)
Relative humidity at 25 °C during operating phase, no con-
densation, maximum
Degree of protection
Power supply, current consumption, power loss
Type of power supply
Current consumption (typically)
From the S7-1200 backplane bus
Total power loss (typical):
From the S7-1200 backplane bus
•
From AS-i cable
•
1538
3RK7243-2AA30-0XB0
V1.0
01.12.2011
Max. 250 mA,
supply voltage S7-1200 communication bus 5 V DC
Max. 100 mA
8 A
See section Electrical connections of the AS-i master
(Page 1539)
0.2 mm² (AWG 24) ... 3.3 mm² (AWG 12)
0.56 Nm
-40 °C ... 70 °C
-40 °C ... 70 °C
0 °C ... 55 °C
0 °C ... 45 °C
95 %
IP20
DC
200 mA
1 W
2.4 W
System Manual, V4.2, 09/2016, A5E02486680-AK
S7-1200 Programmable controller
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