Specifications; General; Display Unit - AUTOHELM ST50 PLUS Operation And Installation Manual

ST50 PLUS RADAR Operation and fnstallation
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1.4 Specifications

1.4.1 General

4) Range discrimination: Less than 35 yds.
5) Range ring accuracy: Better than f 1.5% of maximum range of
6) Bearing accuracy:
7) Display device
8) Environmental conditions:
Radome:
Display Units:
9) Input power requirements: 10.2 m 16V dc
10) Power Consumption: 30 W
LCD performance will be slightly deteriorated in response
Note:
speed and brightness during extreme low temperatures.
Handbook
Less than 35 m (25 yds) on the
Range Number of Range ring
interval
rings
0.125 nm 2 0.0625 nm
0 . 1 2 5 n m
0 . 2 5 n m 2
0.25 nm
0.5 nm 2
0 . 7 5 n m 3 0.25 nm
1.0 nm 4 0.25 nm
1.5 nm 6 0.25 nm
0.5 nm
3 nm 6
1
6 nm 6 nm
12 nm 6 2 nm
4 nm
16 nm 4
the scale in use, or 22 m, whichever is
the greater.
LCD: Diagonal 168 mm (6.6')
Effective display area 134.4 x 100.8
x 3.9')
Temperature -15-C to +55-C
Humidity Up to 95% at 35-C
Temperature -10-C to +55'C (EXCEPT
LCD)
Temperature O'C to +40-C (LCD)
Humidity Up to 95% at 35-C
Section 1. Introduction

1.42 Display Unit

Dimensions:
Mounting:
Weight:
LCD:
Video
Display Resolution:
Bearing synchronizing system: Motor Encoder
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
4 levels quantitized.
320 x 240 pixels
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