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ORBIT FR Performance Series AZ, EL Positioners: Heavy Duty User Manual

Az/el positioners – heavy duty

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AZ/EL Positioners – Heavy Duty

AL-4385-1

AL-4386-1

AL-4387-1

AL-4388-1

AL-4389-1

HEAVY DUTY

PERFORMANCE SERIES AZ/EL

APPLICATIONS

General Purpose Positioning

Subsystems

Far-Field & Near-Field Antenna

Measurements

Indoor & Outdoor Use

PRODUCT HIGHTLIGHTS

Vertical Loads Ranging from 18,000

to 40,000 lbs (8,165 to 18,140 kg)

Turntable Diameters Ranging from

30.0 to 48.0 in (762 to 1,219 mm)

Optimum Performance Relative to Size

Excellent Angular Position Accuracy

Low Backlash Design

Precision Bearings

Closed Loop Servo Control

Industry-Standard Wiring

Tachometers for Optimum Speed

Regulation & Control

Wide Operating Temperature Range:

- 4° F to 140° F (- 20° C to 60° C)

Fully Enclosed Design of Drive Gear

Train & Data Take-Off

Wide Variety of Available Options

Our Performance Series AZ/EL positioners represent the latest generation of multi-axis rotary
positioning subsystems.

They offer enhanced capabilities and improved performance relative to size and incorporate
new engineering advances.

This series provides accurate rotation, velocity, and direction for customers involved in antenna design
and development. Their rugged yet simple construction ensures maximum reliability and trouble-free
operation, yielding the best size and weight versus performance ratio.

Typically, the primary components include the body, precise slew bearings, DC motors, gear reducers,
synchro assemblies, and limit switch assemblies. The turntable surface is designed with a threaded
mounting hole pattern for customer use. A Safe/Operate switch is included to ensure the safety
of working personnel.

AL-4387-1 (Shown with optional counterweights & base riser)