Installing And Removing The Cp 340; Installation Steps - Siemens SIMATIC CP 340 User Manual

Mounting the CP 340

4.2 Installing and removing the CP 340

4.2 Installing and removing the CP 340
Introduction
When mounting and dismounting the CP 340, you must observe certain rules.
Tool
For mounting and dismounting the CP 340 you require a 4.5 mm cylindrical screwdriver.
Note
Before you mount or dismount the CP 340, you must switch the CPU to STOP mode. The
power supply module does not need to be in POWER OFF mode. You can plug in or unplug
the cable to the integrated submodule on the CP 340 at any time. However, you must make
sure that no data are being transmitted at the integrated interface when you do so, otherwise
data may be lost.
4.2.1

Installation steps

How to install the CP 340 in a rack
To insert the CP 340 in a rack, proceed as follows:
1. Switch the CPU to STOP mode.
2. A bus connector is supplied with the CP 340. Plug this connector onto the backplane
3. If more modules are to be mounted to the right of the CP 340, plug the expansion bus of
4. Mount the CP 340 on the rail and tilt it downward.
5. Screw the CP 340 tight.
90
connector of the module to the left of the CP 340.
the next module onto the right backplane connector of the CP 340.
PtP coupling and configuration of CP 340
Manual, 04/2011, A5E00369892-03