Siemens CP 243-2 User Manual

Technical Description and Installation Instructions

1-5

SIMATIC NET CP 243-2 AS-i Master
C79000-G8976-C142/02

The technical specifications of the CP 243-2 module are as follows:

Table 1-1

 

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