ComNav P4 - Compass Safe Distances

ComNav P4 Installation and Operation Appendices
Document PN 29010100 V1r0 - 181 -
Compass Safe Distances
The following Compass Safe Distances were determined using a UKAS calibrated 23 Axis
Magnetometer, for both standard compasses and steering/emergency compasses.
ComNav PN
Description
Standard
Compass
Limit
5.4°/H
Steering
Compass
Limit
18°/H
20140002
Signal Processing Unit (SPU)
28 cm
16.5 cm
30140001
Control Head
32 cm
21 cm
20310033
TS4 Tiller steering Remote
31 cm
18 cm
20310034
NF4 Jog Lever
13 cm
8 cm
20330008
Medium Duty Rotary Rudder
Follower
20 cm
8 cm
20330012
Heavy Duty Rotary Rudder
Follower
62 cm
40 cm
H = horizontal flux density in
Table 15 – Compass Safe Distances