As-interface master, Masters for simatic s7 – Siemens ISI EN 50295 User Manual
Page 34
Siemens IK PI · 2004
6/34
AS-Interface Master
CP 142-2
Masters for SIMATIC S7
6
■
Technical specifications
■
Ordering data
Order No.
Bus cycle time
5 ms with 31 slaves
Configuration
• AS-Interface
Using pushbutton on front plate
• PROFIBUS
The CP 142-2 occupies 16 byte
inputs and 16 byte outputs in the
PROFIBUS configuration of the
ET 200X
AS-Interface Specification
V 2.0
• With BM 141/BM 142
Only I/O transmission
• With BM 147 and FC, ASI-3422
All functions
Connection of the AS-Interface
cable
Through M12 connector on the
front plate
Address range
16 input bytes
16 output bytes
Supply voltage
• Through backplane bus
24 V DC
• From the AS-Interface shaped
cable
According to the AS-Interface
Specification V2.0
Power loss
2 W
Current consumption
• Through backplane bus
Typ. 50 mA at 24 V DC
• Through AS-Interface from the
AS-Interface shaped cables
According to the AS-Interface
specification V 2.0
Perm. environmental conditions
• Operating temperature
0°C to +55°C
• Transport/storage temperature
-40 °C to +70 °C
• Relative humidity
95% at +25 °C
Design
ET 200X design
• Module format
Expansion module
• Dimensions (W x H x D) in mm
87 x 110 x 63
• Weight
Approx. 310 g
• Space required
1 slot
Degree of protection
IP66/67
CP 142-2
communications processor
6GK7 142-2AH00-0XA0
For connecting SIMATIC ET 200X
to AS-Interface
CP 142-2 manual
6GK7 142-2AH00-8AA0
• German
Electronic manuals
6GK1 975-1AA00-3AA0
Communications systems,
protocols, products
on CD-ROM
German/English