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6.2
Description and use
Dimensions
Connector
Weight
Power
Environmental
Specifications
CS20, Technical Data
CTR20 Technical Data
The CTR20 is a high performance wireless data transfer device operating in the
2.4 GHz frequency band. The CTR20 can be used on CS20 controller only for commu-
nication to a total station with RH16/RH17 or TCPS29/TCPS30 attached.
Type
CTR20
4 pin interface port
80 g / 2.82 oz
Type
Power consumption
Power supply
Temperature
Operating temperature [°C]
-30 to +60
Protection against water, dust and sand
Protection
IP68 (IEC 60529)
Dust tight
Protected against continuous immersion in water (tested for 2 hours in 1.40 m
depth)
Humidity
Protection
Up to 95 %
The effects of condensation are to be effectively counteracted by periodically drying
out the CTR20.
Length [m]
Width [m]
0.086
0.078
CTR20
150 mA nominal (5 V), 200 mA max.
From instrument
Storage temperature [°C]
-40 to +80
Thickness [m]
0.027
37
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