Siemens SIMATIC ET 200pro Operating Instructions Manual page 25

Mounting and connecting
4.2 Mounting the CPU and connection module
Procedure
1. Insert the CPU onto the module rack until it engages and then move it as needed to the
correct position.
2. Screw the CPU to the module rack.
2 recessed head screws on the front: top and bottom, tightening torque 1.5 Nm.
3. Insert a blank SIMATIC memory card or a memory card with the correct configuration in
the card slot.
You can find information on this in the section Inserting/replacing SIMATIC memory card
(Page 76).
4. Insert the connection module CM CPU 2PN M12, 7/8" onto the CPU.
5. Screw the terminal module onto the rack.
Four recessed head screws on the front, tightening torque 1.5 Nm.
6. Mount the electronic modules, power modules and motor starters. You can find
information in the ET 200pro operating instructions
(http://support.automation.siemens.com/WW/view/en/21210852).
7. Mount the termination module (see ET 200pro operating instructions
(http://support.automation.siemens.com/WW/view/en/21210852) for information on this).
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CPU 1516pro-2 PN (6ES7516-2PN00-0AB0)
Operating Instructions, 11/2019, A5E35873416-AC