Installation, Connection And Commissioning Of The As-I Master Cm 1243-2 - Siemens AS-i Master CM 1243-2 a Manual

Installation, connection and commissioning of the modules

4.3 Installation, connection and commissioning of the AS-i master CM 1243-2

4.3 Installation, connection and commissioning of the AS-i master
CM 1243-2
Dangerous voltage
Can cause death, serious injury, or property damage.
Always switch off the power before wiring the S7-1200.
Step Execution
1 Insert the AS-i master CM 1243-2 on the standard
rail.
2 Connect the AS-Interface cable to the AS-i master
CM 1243-2.
2a Connect the terminal (functional ground symbol) with
the functional ground of your system
3 Switch on the power supply.
4 Close the front covers of the module and keep them
closed during operation.
5 The next step in commissioning is to download the
STEP 7 project data.
34
WARNING
AS-i master CM 1243-2 and AS-i data decoupling unit DCM 1271 for SIMATIC S7-1200
Notes and explanations
Use a 35 mm standard mounting rail. The slots for
communication modules to the left of the CPU can be
used.
The connections are underneath the lower cover of
the AS-i master CM 1243-2.
You can find more information about connecting in
section "Electrical connections of the AS-i master CM
1243-2 (Page 20)".
Note the relevant instructions in the Section "Wiring
guidelines" in the system manual for SIMATIC S7-
1200
The STEP 7 project data of the AS-i master
CM 1243-2 is transferred when downloading the
station. To download the station, connect the
engineering station on which the project data is
located to the Ethernet interface of the CPU.
For further information about downloading, refer to
the following sections of the online help for STEP 7:
"Downloading project data"
•
"Using online and diagnostic functions"
•
Manual, 04/2013, A5E02655230010A/RS-AA/003