User's Manual
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Speci cations | Halo pulse compression radar installation manual
Speci cations
Description 25 W Halo® Pulse Compression Radar System
System consists of radar pedestal, antenna, 20 m (65 ft)
Interconnection cable and RI-12 Interface Module.
Type of emission FCC/IC/R&TTE Type Certi cation
FCC ID: RAYHALO
IC ID: 4697A-HALO
R&TTE: Emissions compliant to SM1541-4 (including -40
dB/dec future design objectives)
Environmental
Operating Temperature -25°C to +55°C (-13°F - 131°F)
Relative humidity IEC60945 Exposed product
Shock and Vibration IEC60945 Exposed product and 20G, 100,000 cycle
UV IEC60945 Exposed product
Waterproo ng IPX6
Relative wind velocity 70 knots for 3’, 4’, and 6’ antenna at 48 rpm with RI-12
Power
Power consumption 150 W (peak) at maximum wind velocity
40 W (average) at zero wind velocity
6.5 W (average) for Scanner + RI-12 in Standby mode
DC input R-12: 10.8 V DC to 31.2 V DC (12/24 volt systems)
Pedestal voltage input is 36 V DC nominal generated by RI-12
Power up time 16-25 seconds from POWER OFF to TRANSMIT
Physical
Height
Antenna swing circle diameter
448 mm (17.64”)
3 ft model: 1141 mm (3.5 ft)
4 ft model: 1431 mm (4.5 ft)
6 ft model: 2045 mm (6.5 ft)
Component weights Pedestal
Antenna 3 ft
Antenna 4 ft
Antenna 6 ft
RI-12
10 m (33 ft) Cable
20 m (66 ft) Cable
30 m (100 ft) Cable
18.75 Kg (41.3lb)
4.1 Kg (9.0 lb)
4.9 Kg (10.8 lb)
6.5 Kg (14.3 lb)
1.6 Kg ( 3.5 lb)
1.1 Kg (2.4 lb)
2.3 Kg (5.0 lb)
3.4 Kg (7.5 lb)
Antenna
Instrumented range 3 ft model: 48 nm
4 ft model: 64 nm
6 ft model: 72 nm
Transmitter Solid State module – at least 10 years or 10,000 hrs
lifetime
Rotation Approx. 24 to 48 rpm (Min 20 rpm at Max 70 kts).
Software controlled in modes
Beam width 3 ft: 2.4°+/-10% (-3 dB width) – 1.7 deg with Beam
sharpening mode ON
4 ft: 1.8°+/-10% (-3 dB width) – 1.3 deg with Beam
sharpening mode ON
6 ft 1.2°+/-10% (-3 dB width) - 0.8 deg with Beam
sharpening mode ON
Beam width Vertical 25° +/-20 % (-3 dB width)
Plane of polarization Horizontal Polarization
Sidelobe level 3 ft Below -23 dB max. (within ±10°)
Below –30 dB max. (outside ±10°)
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