Trimble Inc. TC900C Benutzerhandbuch
4 Installing the SNR900 Network
2 0 SNR900 Operation Manual
Figure 4.2
SNR900 top cap
4.3
Mounting the SNR900 on a Machine
When mounting the SNR900 on a machine consider the following:
–
Reduce damage by minimizing shock and vibration to the
SNR900: Mount the radio-modem on a solid part of the
cab.
SNR900: Mount the radio-modem on a solid part of the
cab.
–
Locate the best antenna position: Mount the entire antenna
above the roofline so that it has an uninterrupted view. This
improves the performance of the SNR900.
above the roofline so that it has an uninterrupted view. This
improves the performance of the SNR900.
–
Prevent signal interference: Position the antenna away
from other antennas (particularly if the other antenna is a
two-way radio), rotating beacons and strobe lights.
from other antennas (particularly if the other antenna is a
two-way radio), rotating beacons and strobe lights.
Figure 4.4 shows a typical installation.
Contact tip
Antenna
mount
mount
SNR900.book Page 20 Friday, December 3, 2004 2:02 PM