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VB2SX20SPS User Guide
Page 18 of 24
Specification
GPS
Velocity Distance
Accuracy 0.1 Km/h (averaged over 4
samples) Accuracy 0.05% (<50cm per Km)
Units Km/h or Mph Units Metres / Feet
Update rate 20 Hz Update rate 20Hz
Maximum velocity 1000 Mph Resolution 1cm
Minimum velocity 0.1 Km/h Height accuracy 6 Metres 95% CEP**
Resolution 0.01 Km/h Height accuracy with DGPS 2 Metres 95% CEP**
Absolute Positioning Time
Accuracy 3m 95% CEP** Resolution 0.01 s
Accuracy with DGPS 1.8m 95% CEP** Accuracy 0.01 s
Update rate 20 Hz
Resolution 1 cm
Heading Power
Resolution 0.01° Input Voltage range 6v-30v DC
Accuracy 0.1° Current Typically 560mA
Acceleration Environmental and physical
Accuracy 0.5% Weight Approx500 grammes
Maximum 20 G Size 119mm x 128mm x 30mm
Resolution 0.01 G Operating temperature -30

C to +60

C
Update rate 20Hz Storage temperature
-40

C to +80

C
Definitions
** CEP = Circle of Error Probable
95% CEP (Circle Error Probable) means 95% of the time the position readings will fall
within a circle of the stated diameter