Magnetic Autocontrol MHTM MicroDrive, Operating Instructions Manual

Page: 65 / 196

Barrier MHTM
TM
MicroDrive
Assembly and installation
5815,5001US / Version 02.66 65
8.4.5 Installing induction loops under interlocking stone paving
S0105a
3
1
4
5
2
11.8
(300)
5.91
(150)
1.18
(30)
Fig. 21: Installing an induction loop under interlocking stone paving
Dimensions in inch are without parenthesis. Dimensions in mm
are in parenthesis.
1 Barrier housing
2 Paving
3 Loop
cable
4 Sand bed
5 Substructure
When installing induction loops under interlocking stone paving,
following points must be observed additionally:
 Use only pre-assembled cables.
 Install the induction loop in sand only. The induction loop must
not be installed in gravel or split.
 The induction loop must not slip or shift or be damaged during
later vehicle traffic.
 Keep a minimum clearance between paving and loop cable of
approx. 1.18 in (30 mm).