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Installation
5.4 Installation on a standard S7-300 rail
Removal
To remove the device from a DIN rail, follow the steps below:
1. If the extender is connected to a basic device, disconnect the extender, see section
"Fitting an extender (Page 38)".
2. Release the DIN rail catch on the bottom of the device using a screwdriver.
3. Pull lower part of the device away from the DIN rail.
5.4
Installation on a standard S7-300 rail
Installing on an S7-300 standard rail
Figure 5-2
To screw the device to an S7-300 standard rail, you require a securing screw with the
following properties:
● Self-tapping screw 4 x 45 mm
● Screw head diameter: max. 7 mm
To install the device on an S7-300 standard rail, follow the steps below:
1. Place the second housing guide of the device on the top edge of the standard rail
2. Screw the device to the lower part of the standard rail with the supplied securing
screw
36
S7-300 standard rail mounting
②
(tightening torque 1.5 Nm), see also "Device views (Page 23)".
Extender for SCALANCE XM-400
Operating Instructions, 09/2018, C79000-G8976-C332-08
①
.
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