Sandia Aerospace SAC 7-35 - Manual (Page 29)

Parameter Description Allowed Settings
a.Altitude Trim Adjust for high altitudes. Moves high
altitudes +/-635 feet in 5’ increments.
+/- 635 (feet)
Use a negative sign for negative trim.
Adjust for low altitudes. Moves low
altitudes +/-635 feet in 5’ increments.
+/- 635 (feet)
Use a negative sign for negative trim.
4.3.5 Baro Setting Trim
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i. Synchro Index Adjustment of syncro input index 0-359 degrees in 1
degree steps
Parameter Description Allowed Settings
b. Baro Trim Adjust for high and low Baro settings +/- 127 0.01 inHg
Enter high and then low trim offsets
4.3.6 Airspeed Cutoff
Parameter Description Allowed Settings
c. Airspeed Cutoff
Select the airspeed cutoff value. Be-
low the cutoff value the airspeed is out-
put as zero to minimize wind gust air-
speed reports on the ground. Enter the
desired value in knots: Even values 40
and 0-28 are supported.
0-40
Parameter Descriptions Con’t
4.3.3 Syncro Input Settings
Parameter Description Allowed Settings
h. Syncro Rotation Direction of rotation 0. Positive Rotation
1. Negative Rotation
4.3.4 Altitude Trim
The altitude trim adjusts all of the SAC 7-35 encoder altitude output including: the Gillham Grey code
and serial encoder..
There are two trim values, high trim and low trim. The low trim value is applied for sea level
altitudes. The high trim value is applied at the units certified service ceiling 35,000ft. For
other altitudes the two trim values are interpolated.