CPI Model 940A Antenna Control System

CPI Model 940A Antenna Control System

The CPI Model 940A is a high-performance satellite antenna tracking and control system for fixed antennas using a single AC motor per axis. It combines a three-axis Antenna Control Unit (ACU) with an inverter Power Drive Unit (PDU) to deliver precise acquisition, pointing and tracking of GEO satellites with inclinations up to 15°.

Tracking Accuracy: ≤5% of receive beamwidth
Pointing Accuracy: ≤0.05° RMS
Satellite Tracking: GEO satellites with inclination up to 15°
Axes: Three-axis control
Motor Support: Single inverter-duty AC motor per axis
AC Motor Voltage: 208–480 VAC, three-phase
Motor Capacity: Up to 3 HP standard; larger options available
Control Interface: Ethernet TCP/IP, SNMP and HTML5 Web GUI
Compliance: CE, FCC Class A and REACH

Key Features

• Precision satellite acquisition, pointing and tracking

• Optrack and Step Track tracking modes

• Intelsat 11, Preset, Designate and NORAD pointing modes

• Box Scan satellite acquisition

• Dual-speed inverter axis drives

• Touchscreen interface with color readouts

• Extensive diagnostic monitoring and testing

• Compatible with CPI Model 7150 Power Drive Units

• Backward-compatible replacement for the CPI Model 7200

• Optional internal tracking receiver

• Support for CPI Model 520 and 550 external receivers

• Three-axis polarization control

• Field-upgradeable software

• Optional Portable Maintenance Unit

• Extended low-temperature configuration available