In-Situ Con TROLL PRO Installation Manual (purchased before 10 May 2012) - Manual (Page 13)

Mounting the Controller 13
3.2.4 Wall Mounting with User-supplied Screws and Hardware
You can supply your own mounting hardware and attach the controller to a
wall. Figure 7 indicates the placement of the nut. Use a screw that is best
suited for your wall material.
FIGURE 11. Back view of controller
FIGURE 12. Template for wall mounting with user-supplied hardware
Pre-drilled holes (0.15 in diam.)
12.7 cm
[5.0 in]
Not to scale—See mounting kit for scale template.