Compass Commands; Available Compass Commands; Compass Command Descriptions; Ac - Output Active Calibration Data - Teledyne WORKHORSE Operation Manual

May 2015

Compass Commands

The compass calibration algorithm corrects for distortions caused by ferrous material near the H-ADCP to
give you an accurate measurement.

Available Compass Commands

This section lists the available compass commands.
>a?
Available Commands:
AC ----------------------- Output Active Fluxgate & Tilt Calibration Data
AD ----------------------- Display Calibration Data
AF ----------------------- Field Calibrate to remove Hard and/or Soft Iron Error
AR ----------------------- Restore Factory Fluxgate Calibration data:
AX ----------------------- Examine Compass Performance
AZ 0.000000 ------------ Zero pressure reading
A? ----------------------- Display Public Sensor Commands
>

Compass Command Descriptions

AC – Output Active Calibration Data
Purpose Outputs active fluxgate and tilt calibration data.
Format AC
Recommended Setting. Use as needed.
Description The AC command is identical to the AD command except that the AC command doesn't
prompt the user for Factory or Active Calibration data; it assumes active. The AC Com-
mand doesn't prompt the user to "press any key to continue..." when the screen is full.
Example See below
>ac
ACTIVE FLUXGATE CALIBRATION MATRICES in NVRAM
Calibration date and time: 4/6/2000
+
Bx ¦ 2.8071e-01 -2.8343e-01 -3.8045e-02
By ¦ 8.6383e-04
Bz ¦ -1.3365e-01 -1.2769e-01
Err ¦ 3.5561e-01
+
TILT CALIBRATION MATRICES in NVRAM
Calibration date and time: 4/6/2000
Average Temperature During Calibration was
Up
Page 126
EAR-Controlled Technology Subject to Restrictions Contained on the Cover Page.
make factory the active calibration data
S inverse
1.8275e-03 -3.8555e-01
4.9614e-03 -2.2870e-01 ¦
3.3613e-01 -6.3830e-04 -3.9550e-01 ¦
Coil Offset
+ +
¦ 3.4253e+04 ¦
¦ 3.5362e+04 ¦
¦ 3.5650e+04 ¦
¦ 3.3749e+04 ¦
+ +
Electrical Null
+ +
¦ 34575 ¦
+ +
11:00:29
+
1.1574e-02 ¦
2.9522e-03 ¦
+
10:58:42
26.6 °C
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WorkHorse H-ADCP Operation Manual