Description; Technical Data - Hilti PRA 30 Operating Instructions Manual

Location of identification data on the tool
The type designation and serial number can be found on
the type identification plate on the tool. Make a note of
this data in your operating instructions and always refer
to it when making an enquiry to your Hilti representative
or service department.

2 Description

2.1 Use of the product as directed
The Hilti PRA 30 / 31 laser receiver is designed to detect the laser beam from rotating lasers.
Observe the information printed in the operating instructions concerning operation, care and maintenance.
Take the influences of the surrounding area into account. Do not use the tool where there is a risk of fire or explosion.
Modification of the tool or tampering with its parts is not permissible.
2.2 Features
The tool can either be held by hand or, using the corresponding holder, mounted on a measuring staff, telescopic
staff, leveling staff, wooden batten or frame etc.
2.3 Indicators
NOTE
The display of the PRA 30 / 31 laser receiver uses several symbols to indicate various modes or statuses.
Display showing the position of the
receiver relative to the height of the
laser plane
Battery status indicator
Volume level
PRE 3 battery status indicator
Units indicator
2.4 Items supplied
1 PRA 30 / PRA 31 laser receiver
1 Operating instructions
2 Batteries (size AA cells)
1 Manufacturer's certificate

3 Technical data

Right of technical changes reserved.
Detection range (area diameter)
Laser plane indication area
Audible signal generator
Liquid crystal display
Receiving range
Type:
Generation: 01
Serial no.:
The position of the receiver relative to the height of the laser plane is
shown by an arrow indicating the direction in which the receiver has to
be moved in order to bring it exactly into alignment with the laser.
The battery status indicator shows the remaining battery capacity.
When no volume level symbol is visible in the display, the volume level
is set to zero (off). If 1 column is shown, the volume is set to "quiet". If
2 columns are shown, the volume is set to "normal". If 3 columns are
shown, the volume is set to "loud".
The PRE 3 symbol is shown in the display (only if the PRA 30 / 31 is re-
ceiving a signal from the PRE 3) when the PRE 3 battery requires char-
ging.
Shows the exact distance of the receiver from the laser plane in the de-
sired measuring units.
2...400 m (6 to 1300 ft)
± 0.5 mm (0.02 in)
3 volume levels plus mute setting
On both sides
120 mm (5 in)
en
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