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17 Specifications
152 Trimble R7/R8 GPS Receiver User Guide
Trimble R8 Operation
17.1 Introduction
This chapter details the specifications of the Trimble R8 receiver.
17.2 Physical Specifications
Table 17.1 lists physical specifications for the Trimble R8 receiver.
Table 17.1 Physical specifications
Feature Specification
Size 19cm (7.5") wide x 10cm (3.9") deep
including connectors
Weight: with internal battery
and radio
1.31 kg (2.13 lbs)
Operating times on internal
battery
450 MHz receive/transmit: 3.5 hours (varies
with temperature and wireless data rate)
GSM: 3.8 hours (varies with temperature)
Battery life
(at 20 °C)
Approximately 5.5 hours for one 2.0 ah
Lithium-ion battery
External Power input 11–28 V DC
Operating temperature
a
a
Receiver will operate normally to –40 °C. Bluetooth module, GSM module, and internal
batteries are rated to –20 °C.
–40 °C to +65 °C (–40 °F to +149 °F)
Storage temperature –40 °C to +70 °C (–40 °F to +157 °F)
Humidity 100% condensing, unit fully sealed
Casing Dust-proof, shock- and vibration-resistant