SeaSpace TeraScan 1.5M, Operation And Maintenance Manual

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TeraScan 1.5m Polar Satellite Tracking Antenna O & M Manual
201
10.5 H
ARDWARE
U
PGRADE
H
ISTORY
10.5.1 PCU [12574548] 6003L
Oct 2003 1.631 : Initial Release. Az Pot used. 3 separate servos.
Dec 2004 1.633 : Fixed unwrap. Sea-going capable.
10.5.2 PCU [12574549] 6003AL
May 2004 2.601 : PCU has integrated servers. Azimuth encoder in azimuth motor.
May 2005 2.63 : Changed azimuth range from
±
260 to
±
265 degrees. Corrected cross-level motion during
azimuth motion to prevent torque errors. Corrected checksum error on "V" (version)
command.
10.5.3 Prom Required for Sea-Going Systems (6003AL)
Mar 2006 2.64: Prom required for sea-going systems. Corrects azimuth uncontrolled motion when level
cage tips more than 45 deg. x03-264L.s19 prom.
Mar 2006 2.65: Sets settling constant to 0.0 seconds. Use with Satellite Reference Mode when not tracking a
pass. x03-265L.s19 prom.
Sep 2006 2.671 Corrects gains for motor adjustments due to roll, pitch, and yaw. Required for correct
sea-going operation, 2-axis. x03-2671.s19 prom
Dec 2006 2.68L Corrects jumps in cross-level when operating in 3-axis mode( i.e., cl.el.min=64).
x03-268L.s19 prom.
10.5.4 Other Hardware