Page 497 - The ROV Manual - A User Guide for Remotely Operated Vehicles 2nd edition
P. 497
492 CHAPTER 18 Ancillary Sensors
FIGURE 18.18
FIGURE 18.19
Line 1
Line 2
Line 3
Line 4
40,100 nT
40,050 nT
40,000 nT
39,950 nT
Sample magnetometer sensing magnet in Earth’s field.
Line 1
Line 2
Line 3
Line 4
40,100 nT
40,050 nT
40,000 nT
39,950 nT
34
Gradiometer array for sensing field vector as well as intensity.
Magnetic north
N
S
N
Magnetic North
N
S
N
Vector
Sensor heads 1 2
