RESEARCH CONCEPTS RC4500 - Specifications

RC4500 Antenna Controller Chapter 1 Introduction
8
1.5 Specifications
RC4500 ACU
Physical
Board Stack
Rack Mount
Embedded
Size
6
1/8” x 7” x 3 ¾”
19” x 3.5” x 17”
2U Rack Encl.,17” Deep
9 ½” x 7 ½” x 3 ½”
Weight
2.6 lbs.
12 lbs.
7.2 lbs.
Input Power 24 VDC, 72W Typical
85 to 265 VAC, 50/60 Hz
72W Typical
24 VDC, 72W Typical
Temperature (Operational)
-40⁰ to +60⁰ C
0⁰ to +50⁰ C
-40⁰ to +60⁰ C
Temperature (Storage)
-40⁰ to +70⁰ C -20⁰ to +70⁰C -40⁰ to +70⁰ C
Relative Humidity
35% to 85%, non-
condensing
35% to 85%, non-
condensing
IP67 Rated Aluminum
enclosure
Antenna Drive
Azimuth/Elevation/Polarization
Commands to AIU via optically-isolated low-side transistor drivers.
70mA min sink each
27VDC max
Position Sense
Azimuth
Resolver, 16-bit resolution
Elevation
Resolver, 16-bit resolution
Polarization
Potentiometer, 12-bit resolution standard; optional resolver, 16-bit resolution
Limit Switch Inputs
Optically-isolated 24 VDC inputs, 5mA typ. Standard: EL Up, EL Down, EL
Stow, AZ Stow, Pol Stow typical + additional inputs optional, mount dependent
Locate Mode
Elevation Accuracy
+/- 0.02 degrees (typical)
Azimuth Accuracy
+/- 0.10 degrees (typical)
Polarization Accuracy
+/- 0.08 degrees (typical)
Autopeak Input
Configurable AGC voltage input from Beacon receiver, -10 VDC to +10 VDC;
2Mohm input impedance, single channels
Modem Receive-Lock Input
TTL or contact closure, (optional non-invasive modem lock detector available)
Track Mode
Antenna Size
0.4 – 12.0 meters
Antenna Mount Type
Elevation over Azimuth
Tracking Accuracy
0.1 to 3.0 dB selectable; mount dependent
Maximum Inclination
16 deg., standard
Inclined Orbit Tracking Modes
Step-Track, Memory-Track, Intelli-Search™ , Program Track, optional
Ephemeris Track
Signal-Strength Input
-10 VDC to +10 VDC; 2Mohm input impedance, two channels
Non-volatile Memory Backup
Duracell DL2450