Siemens 7SC80 Manual page 470

Mounting and Commissioning
3.1 Mounting and Connections
[7sc80-hmi-only-121110-new.vsd, 1, en_US]
Figure 3-17
Attaching the HMI at the device, at the front side of the frame or at the mounting plate.
Screw
Length
Permissible tightening torque at the screw 0.6 Nm
[7sc80-hmi-sep-cable-121110, 1, en_US]
Figure 3-18
470
Panel with Detached HMI
Connection Cable between 7SC80 and Detached HMI
M4
10(detached operation panel)
Longer screws are only permitted with detached operation panel
SIPROTEC Compact, 7SC80, Manual
E50417-G1140-C486-A8, Edition 07.2017