Mounting and connecting
4.3 Connecting the connection module CM CPU 2PN M12 7/8"
CPU 1516pro-2 PN (6ES7516-2PN00-0AB0)
Operating Instructions, 11/2019, A5E35873416-AC
29
Connecting M12 and 7/8" connectors
1. Press the M12 and 7/8" connection plugs into the corresponding circular sockets on the
connection module CM CPU 2PN M12, 7/8". Ensure that the connector and socket are
properly engaged.
2. Tighten the connectors with the knurled screw (tightening torque = 1.5 Nm).
It is not permissible to remove the 7/8" connection plug during operation!
It is not allowed to remove the 7/8" connector while ET 200pro is in operation! Always
switch off the 1L+ electronics/encoder supply and the 2L+ load voltage supply before
you pull or plug the 7/8" cable connector.
Note
Removal of the 7/8" connector interrupts the supply to do
wnstream modules.
Closing unused sockets
In order to achieve degree of protection IP65, IP66 or IP67, close all unused sockets with
M12 and 7/8" cover caps (see section Accessories). You can find the order numbers of the
cover caps in appendix Accessories/spare parts (Page 136).
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