Cleaning And Maintenance; Technical Specifications - Navman GPS 1240 Manual De Instalación

3-2 Pole mounting
Note: Do not mount the antenna too high, such as
up a mast, or boat rocking will cause errors in speed
and bearing.
Attach only to 1" (25.4 mm) diameter pole with a thread
of 14 TPI UNB.
Thread the cable through the pole mount adaptor.
Position the pole mount adaptor onto the antenna,
using the positioning tabs.
Attach with the four srews provided, do not overtighten.
The cable may pass through the pole, or exit the side
of the antenna.
Screw onto the pole. Do not overtighten.
Attach to instrument, then secure the cable at regular
intervals.

4 Cleaning and maintenance

Clean the antenna with a damp cloth or mild
detergent. Avoid abrasive cleaners, petrol or
other solvents.
Technical specifi cations
Weight (with cable):
Power supply:
Typical power consumption:
GPS dynamics:
Operating temperature:
Re-aquisition times:
TTFF* (warm start):
TTFF* (cold start):
Update rate:
Output:
Case:
Environment:
Connector:
Notes: *Figures provided for Time To First Fix are for 90% or better for fi rst fi x. ** Performance when connected to a Navman chartplotter
6
All manuals and user guides at all-guides.com
When repainting the surrounding area, cover the
antenna with masking to protect from paint. Do
not paint the antenna.
GPS 1240
490 g (16 oz)
via instrument
30 mA (at 12 V DC)
950 m/s (2125 mph)
acceleration 4 G
0 to 60°C (32 to 140°F)
2 sec typical (<10 sec
blockage)
< 38 sec
< 45 sec
Typically every second once fi x
established
NMEA: GGA, RMC, GSA, GSV,
VTG
UV stable plastic radome
IP67
8 pin Liang Tei
NAVMAN
Positioning tabs
GPS 1330**
225 g (8 oz)
via instrument
29 mA (at 6 V DC)
950 m/s (2125 mph)
acceleration 4 G
0 to 60°C (32 to 140°F)
2 sec typical (<10 sec
blockage)
< 38 sec
< 45 sec
Typically every second once fi x
established
50 ohms / SMA
UV stable plastic radome
IP67
SMA
GPS 1240/1330 antenna installation manual