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Technical Description and Installation Instructions
1-5
SIMATIC NET CP 243-2 AS-i Master
C79000-G8976-C142/02
1.3 Technical Specifications of the Module
The technical specifications of the CP 243-2 module are as follows:
Table 1-1
Feature
Explanation/Values
AS-i cycle time 5 ms with 31 slaves
10 ms with 62 AS-i slaves using the extended
addressing mode
Configuration of the AS-Interface By a button on the front panel or using the total
configuration command (refer to the description of
the AS-i commands)
AS-i master profiles supported M1e
Attachment to the AS-i cable Via an S7-200 terminal block
Permitted current loading from terminal 1 to 3 or
from terminal 2 to 4 maximum 3 A
Address range One digital module with 8DI/8DO and one analog
module with 8AI/8AO
Power supply SIMATIC backplane bus
Current consumption from 5 V DC
5 V DC
max. 220 mA
Power supply from the AS-i cable
Current consumption from the AS-i cable
According to the AS-i specification
max. 100 mA
Power consumption 3.7 W
Ambient conditions
Operating temperature Horizontal installation: 0 to°C
Vertical installation: 0 to 45°C
Transport and storage temperature –40°C to +70°C
Relative humidity max. 95% at +25°C
Construction
Type of protection IP 20
Module format S7-200 expansion module
Dimensions (W x H x D) in mm 71 x 80 x 62
Weight approx. 250 g
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