Cm 1243-2 As-I Master; Technical Data For The As-I Master Cm 1243-2 - Siemens SIMATIC S7 System Manual
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- System manual (866 pages) ,
- Functional safety manual (212 pages) ,
- User manual (134 pages)
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ANT794-4MR
Weight
Installation
Technical specifications of the flat antenna ANT794-3M
Order number
Mobile wireless networks
Frequency ranges
Standing wave ratio (VSWR)
Return loss (Tx)
Antenna gain
Impedance
Max. power
Antenna cable
Cable length
Degree of protection
Permitted temperature range
Flammability
External material
Dimensions (W x L x H) in mm
Weight
A.10.3
CM 1243-2 AS-i Master
A.10.3.1
Technical data for the AS-i master CM 1243-2
Table A- 153 Technical data for the AS-i master CM 1243-2
Technical data
Order number
Interfaces
Maximum current consumption
From the SIMATIC backplane bus
From the AS-i cable
Pin assignment
S7-1200 Programmable controller
System Manual, 11/2011, A5E02486680-05
Antenna incl. cable
Fittings
310 g
54 g
With supplied bracket
6NH9870-1AA00
GSM 900
890 - 960 MHz
≤ 2:1
≈ 10 dB
0 dB
50 ohms
10 W
HF cable RG 174 (fixed) with SMA male connector
1.2 m
IP64
-40°C to +75°C
UL 94 V2
ABS Polylac PA-765, light gray (RAL 7035)
70.5 x 146.5 x 20.5
130 g
3RK7243-2AA30-0XB0
Max. 250 mA,
SIMATIC backplane bus supply voltage 5 V DC
Max. 100 mA
See section Electrical connections of the AS-i master CM
1243-2 (Page 750)
553BTechnical specifications
A.10 Communication interfaces
GSM 1800/1900
1710 - 1990 MHz
≤ 1,5:1
≈ 14 dB
749
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