PHYSICAL
Case:
Waterproof, dry nitrogen-filled
Size:
6.15”H x 2”W x 1.23”D (15.6 x 5.1 x 1.23 cm)
Weight:
Approx 9.5 ounces (269g) w/ batteries
Temperature Range:
5º to 158ºF (-15º to 70ºC)
PERFORMANCE
Receiver:
Differential-ready MultiTrac8
TM
Acquisition Time:
Approx. 20 seconds (warm start)
Approx. 2 minutes (cold start)
Approx. 7.5 minutes (AutoLocateTM)
Update Rate:
1/second, continuous
Position Accuracy:
5-10 meters (16-33 ft.) with DGPS corrections*
15 meters (49 ft.) RMS**
Velocity Accuracy:
0.1 knot RMSsteady state (90 knots/103 mph max.)
Dynamics: Performs to specification to 3g’s
POWER
Input:
Four 1.5 volt AA batteries or 5-8vDC
Current Consumption: 0.16 amps max.
Battery Life:
Up to 12 hours (normal mode)
(w/ alk. batt.)
Up to 20 hours (battery saver mode)
NOTE: Alkaline batteries lose a significant amount of their capacity as temperature decreases. If
you’re using the GPS 40 in below freezing temperatures, use lithium batteries for longer
battery life. Extensive use of screen backlighting will significantly reduce battery life.
Specifications subject to change without notice.
* With optional GARMINGBR 21 Beacon Receiver Input.
** Subject to accuracy degradation to 100m 2DRMS under the US DOD-imposed Selective Availability
Program.
58
Introduction
Preface
Appendix C
Specifications
& Wiring
The GPS 40 is constructed of high quality materials and should
not require user maintenance. Should your unit ever need repair,
please take it to an authorized GARMIN service center. The GPS40
has no user-serviceable parts. Never attempt any repairs yourself.
To protect your GPS, keep it in its carrying case when not in use,
and never allow gasoline or other solvents to come into contact
with the case. Clean the case and lens with a soft cloth and a
household window cleaner.
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