User's Manual

TD 92082GB
PRELIMINARY
7 May 2012 / Ver. PB7
Installation Guide
LF Location Units
7
3 Installation
The L951LP, L951A1, and L951TP are housed in heavy-duty splash-proof plastic case,
L951PA is housed in an aluminium case, and L951A2 and L951A2/2 are for flush mounting.
The Power Amplifier (L951PA) and the flush mounted antennas (L951A2 and L951A2/2)
have to be mounted indoors. Preferably, all units should be placed indoors, in a dry, room
tempered environment. Maximum allowed temperature range is –20°C to +55°C.
Up to two external LF antennas can be
connected to an LF master locator. Max total wiring
length is about 20 metres. Only twisted-pairs are to be used.
3.1 Mounting
3.1.1 L951LP Locator
The Locator is delivered with three IP65 classified
cable entries. At delivery none of the cable
entries are mounted, nor are cable entry holes drilled, thus making it possible to find the
most appropriate cable entry positions upon installation (figure 6 shows an example).
Drill hole diameter: 13.0 mm
Cable diameter: 3 – 5 mm
90 mm
110 mm
Figure 6. Mounting dimensions, L951LP Locator.
1 Open the plastic case by removing the four screws on the cover plat
e.
2 Mount the case with the cable entries upwards:
Fasten the back plate of the case on desired su
rface with four screws.
IMPORTANT: L951LP must
be mounted to a vertical wall. Cable entries must be used. 
No cable entries must be directed downwards.
NOTE: L951LP must be mounted with the ferrite antenna in verti
cal orientation to achieve
maximum coverage.
NOTE: When the case of the L951LP is put together make sure th
at the reed relay and the
tamper protection magnet are placed opposite to each other.