Connecting The Display Unit; Connection Information - Siemens SIMATIC HMI IRD400 Operating Instructions Manual

2.
3.
3.3

Connecting the display unit

3.3.1

Connection information

Wiring sequence
Note
You will risk damage to the device if you ignore the specified wiring sequence.
Wire the device in the following sequence:
1. Functional ground
2. Power supply
3. Digital inputs/outputs
4. Controller
IRD400
Operating Instructions, 05/2018, A5E36790512-AC
Hook the mounting clip in the cutout
as shown.
The red markers indicate additional
cutouts into which a mounting clamp is
to be installed.
Screw in the threaded pin until the gap
between the enclosure front and the
display unit is closed.
Degree of protection IP65 achieved
when the gap is closed.
Installing and connecting the display unit
3.3 Connecting the display unit
19