Mounting
3-4 SIMATIC Panel PC 670 / 870 Operating Unit, Equipment Manual
Edition 07/01
The clamps and grub screws required for installation are supplied with
the device. Proceed as follows:
1. Insert the complete operating unit and computing unit into the moun-
ting cut-out prepared as described in Section 3.1, working from the
front.
2. From the rear, fix the operating unit in position in the mounting cut-
out using the six clamps (see Figure 3-3) by tightening the grub
screws (torque 0.4 - 0.5 Nm).
The 12.1” touchscreen version is not suitable for installation with screw
fixings. With the other operating units, proceed as follows:
1. Drill suitable holes around the prepared mounting cut-out (see
Section 3.1) as specified for L4 and L5 in Figure 3-3.
2. Carefully knock out the drill hole covers on the front side of the ope-
rating unit:
Drill hole covers
3. Working from the front, insert the complete operating unit and com-
puting unit into the mounting cutout, ensuring that is flush with the
drill holes.
4. Fix the operating unit at the drill holes using suitable screws and
nuts.
3.2.2 Panel PC 870The operating unit can be fitted in the mounting cut-out with either
clamps or screws.
Protection class IP 65 is possible when the operating unit is secured
with clamps (in conjunction with a continuous gasket).
Protection class IP 54 is achieved with screw fixings.
Installation with
clamp fixing
Installation with
screw fixing