Siemens SIMATIC HMI 177 Operating Instructions Manual page 24

Mounting and Connection
4.1 Mounting the terminal box and wall holder
Procedure – mounting the terminal box
Note
Length of the connecting cable
Take into account the maximum length of the connecting cable when selecting the position
for the terminal box.
Proceed as follows:
1. Select a position for the terminal box that can be reached easily and without danger.
2. Place the terminal box onto the mounting surface from the front.
3. Mark the mounting holes with a scriber.
4. Drill four through holes or four M4 threaded holes
5. Fastening the terminal box
See also
Mounting positions and type of fixation (Page 3-1)
4-2
Notice
Permissible torque
The terminal box housing is made of plastic. Do not exceed 0.4 to 0.5 Nm of torque when
tightening the screws.
Mobile Panel 177 (WinCC flexible)
Operating Instructions (Compact), Edition 07/2005