1-6
ST50 PLUS RADAR Operation and
fnstallation
Handbook
1.4 Specifications
1.4.1 General
1)
Maximum range:
16 nautical miles
2) Minimum range:
Less than 35 m (25 yds) on the
.125 nm range.
3) Range Scales:
Range Number of
Range ring
rings
interval
0.125 nm 2 0.0625 nm
0.25 nm 2
0.125 nm
0.5 nm 2
0.25 nm
0.75 nm 3 0.25 nm
1.0 nm 4 0.25 nm
1.5 nm 6 0.25 nm
3 nm 6
0.5 nm
6 nm 6 1 nm
12 nm 6 2 nm
16 nm 4
4 nm
4) Range discrimination: Less than 35 yds.
5) Range ring accuracy: Better than
f
1.5% of maximum range of
the scale in use, or 22 m, whichever is
the greater.
6) Bearing accuracy: + 1 degree.
7) Display device
LCD: Diagonal 168 mm (6.6’)
Effective display area 134.4 x 100.8
;n5fl
x
3.9’)
8) Environmental conditions:
Radome:
Temperature
-15-C
to +55-C
Humidity Up to 95% at 35-C
Display Units:
Temperature -10-C to +55’C (EXCEPT
LCD)
Temperature O’C to +40-C
(LCD)
Humidity Up to 95% at 35-C
9)
Input power requirements: 10.2
m
16V dc
10) Power Consumption: 30 W
Note: LCD performance will be slightly deteriorated in response
speed and brightness during extreme low temperatures.
Section
1.
Introduction
1.42 Display Unit
1)
2)
3)
4)
5)
6)
7)
Dimensions:
Mounting:
Weight:
LCD:
Width 208 mm (8.2’)
Depth 68 mm (2.7’)
Height 198 mm (7.8’)
without bracket
Table, bulkhead, overhead or flush
mounting
Approx. 1.8 kg (Approx. 4
Ibs)
7’ equivalent display area (6.61’
diagonal)
Contrast: Auto temperature, sensing
compensation
Video
4 levels quantitized.
Display Resolution:
320 x 240 pixels
Bearing synchronizing system: Motor Encoder
8) Tuning:
9) Bearing scale:
10)
Ship’s heading marker:
11)
VRM:
12) EBL:
13) EBL Resolution:
14) Alarm:
15) Off Center
16) Zoom
17) Timed TX
Auto/Manual
360’ scale graduated at intervals of 10’
Electrical
Digital readout on LCD in the range of
0.00 to 16.0 nm, 3 digit
Digital-On-
Screen-Display
Digital readout on LCD in the bearing of
0’ to
360’,
3 digit Digital-On-Screen
Display
1’
Audible alarm and zone mark on PPI
Up to 66% radius (all ranges, except 16
nm range scale)
X2 enlargement any range except
l/8
nm scale.
Rotation Period Select 10, 20 or 30
Scans
Repetition Period Select 3, 5, 10 or 15
Minutes
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