Siemens ET 200pro - Page 135

Connection
4.14 Connecting the Power Module with the CM PM-E 7/8" Connection Module
ET 200pro distributed I/O system
Operating Instructions, 03/2013, A5E00335544-08
135
Pin assignment of the 7/8" connector
View of the 7/8" connector
Terminal
Assignment
Feed for X01
1
Ground for load voltage supply 2M
2
Not assigned
3
Functional earth (FE)
4
Not assigned
5 2L+ load voltage supply
Connecting the 7/8" cable connector
1. Insert the CM PM 7/8" connection module into the power module.
2. Screw the CM PM 7/8" connection module into the power module (torque = 1.5 N/m).
Tighten both screws evenly. The screws are already inserted in the connection module.
3. Plug the 7/8" connector into the circular socket of the connection module. Ensure that the
connector and socket are properly engaged.
4. Tighten the knurled screw of the 7/8" connector (torque = 1.5 N/m).
NOTICE
It is not allowed to remove the 7/8" connector while ET 200pro is in operation! Always
switch off the load voltage supply 2L+ before you remove the 7/8" connector.
Closing the unused socket
Always close unused 7/8" circular socket connectors using a 7/8" cap in order to achieve the
degree of protection IP65, IP66 or IP67.
See also
PM-E power module (Page 319)