Installation
5.4 Installation on a standard S7-300 rail
Extender for SCALANCE XM-400
36
Operating Instructions, 09/2018, C79000-G8976-C332-08
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
S7-300 standard rail mounting
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
①
.
2.
Screw the device to the lower part of the standard rail with the supplied securing
screw
②
(tightening torque 1.5 Nm), see also "Device views (Page 23)".
