PRODUCT DETAILS

interface module IM 661 in the apf subrack for connecting the

apf subrack to the fum f subrack via copper cable (max. 225 m)

The terminal module is installed, wired, and fitted with an electronic

module.
1. Switch off the supply voltage on the terminal module and, if

applicable, the power module
2. Disconnect the wiring on the terminal module
3. Simultaneously press the upper and lower release buttons of the

electronic module,and remove it from the terminal module
4. There is a small opening directly under the slot number label.

Push the screwdriver into this opening diagonally from below, and at

the same time pull the terminal box downward until it stops. Then pull

the terminal box upward and out of the terminal module
5. Replace the terminal box, and insert the new one into the terminal

module from above (position: see Figure 4-5) .Then push the terminal

box upward until it snaps into place
6. Insert the electronic module in the terminal module
7. Wire the terminal module
8. Switch on the supply voltage on the terminal module and, if applicable,

the power module

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