Position of the C-PLUG
In devices with a compact housing, the C-PLUG is located behind
the sealing screw on the rear of the device. To remove the sealing
screw, use a coin or a wide blade screwdriver.
Removing the C-PLUG
1. Turn off the power to the device.
2. Remove the sealing screw on the rear of the device with a coin
or a wide blade screwdriver.
3. Insert a screwdriver between the front edge of the C-PLUG
(position A) and the slot and release the C-PLUG.
4. Remove the C-PLUG and close the housing again with the
sealing screw.
Inserting the C-PLUG
1. Turn off the power to the device.
2. Remove the sealing screw on the rear of the device with a coin
or a wide blade screwdriver.
3. The housing of the C-PLUG has a protruding ridge on the long
side (position B). The slot has a groove at this position. Insert the
C-PLUG correctly oriented into the slot.
4. Close the housing again with the sealing screw.
Device description
4.5 C-PLUG
SCALANCE X-300
40 Compact Operating Instructions, 11/2019, A5E00982643-18