Fig. 10-9: Positioning S20 modules
10.5 Mounting extension modules
The extension bus bases can only be mounted if the control is not
attached to the control bus base.
Mounting extension bus bases
1. Press the extension bus base for the extension modules on the top-hat rail
on the left next to the control bus base until all latchings are safely closed,
see "A" in the following figure.
2. Move the first extension bus base (see "B" to the right) and connect the ex-
tension bus base to the bus base module of the control, see "D" in the fol-
lowing figure.
3. Move the other extension bus base to the right until all bus bases are con-
nected to each other, see "C" in the following figure.
22/65
Mounting, demounting and electric installation
IndraControl XM42 Controls
Bosch Rexroth AG R911345566_Edition 03
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