X12Te-Grid Extended Grid - Electro-Voice X1-212/90 Installation Manual

X-line advance systems
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8.
9.
6.4.2

X12TE-GRID extended grid

X12TE-GRID extended grid is available for flying arrays that require greater up or down angles
than what are possible with the X12TC-GRID compact grid. The front and rear link bars are
adjustable in three different positions to facilitate the extreme up-angles sometimes required
in venues with multiple high balconies. The additional length of the X12TE-GRID also enables
more extreme down-angles from a single point than would otherwise be possible. Note that
de-rating occurs as the angle becomes more extreme. Consult LAPS 3 for limitations in a
particular array configuration. The X12TE-GRID is also required in order to use the X12PU-BGK
pull-up grid to aim an array using the rear compression rigging method. The X12TE-GRID
comes with two spreader bars to allow the use of two motors to provide easy angle control of
large arrays, especially when compression rigging is used. The resulting fore-and-aft pick
points also provide better horizontal stability than a typical rear tie-off point.
Each spreader bar has four (4) 0.84-inch (21.4 mm) holes through it for use as attachment
points. The hole near the center of the bar labeled PICK HERE is used for lifting a single point
hang. This hole is slightly off-center to compensate for the center of gravity of the respective
X1 and X2 systems.
Pay close attention to which way the spreader bar is oriented with respect to the loudspeaker
systems. Compare the wording on the left end of the spreader bar to the input panel label on
the loudspeaker. For an X1 system, the bar should read X1 THIS SIDE TO REAR and for an X2
system it should read X2 THIS SIDE TO REAR.
Caution!
Verify the correct spreader bar orientation before lifting the array.
!
Failure to comply with this instruction results in the entire array tilting to one (1) side at an
unsafe angle.
Electro-Voice
Attach the lifting cable/chain to the shackle.
Verify all hooks, pins, shackles, and other associated rigging components are properly
positioned and secure before lifting the array.
Installation Manual
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2015.04 | 02 | F.01U.310.953

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