Distance And Direction Measurements; Distance Measurement - Icom MR-1200RII Instruction Manual

DISTANCE AND DIRECTION MEASUREMENTS

■ Distance measurement

TYPE
Displays fixed rings.
RING
Suitable for rough estimations from your
own ship to any target.
Displays a variable range marker and
activated by [p] or [q] for the range
marker selector.
VRM1
Suitable for accurate measurements
from your own ship to a target.
Normally functions the same as VRM1.
When the VRM1 and EBL1 selects a
target, the center of VRM2 appears at
VRM2
the intersection point.
Suitable for accurate measurements
from target to target.
D Using the fixed rings
Ring range readout
1
(0.25)
NM C U R S
S O G 0 . 0 K T
Fixed ring
V R M 1
E B L 1
V R M 2
E B L 2
WPT
C U R S 3 4 ˚ 3 7 . 7 2 N
Range (nm)
⁄ ⁄ ⁄ ⁄ 1 1.5 2
1 1 1 3
8 4 2 4
Ring (nm) ⁄ ⁄ ⁄ ⁄ ⁄
1 20 1 20 1 1 1
10 4 4
2 5 5 3 4
NOTE: When the screen is shifted, the number of rings may differ.
*Available for the MR-1200TII/TIII.
D Using the variable range marker
DESCRIPTION
T.V E C T
0 1 4 . 6˚ T 0.9 0 0 N M
H U P H D G
IR
ES
1 3 5 ˚ 3 4 .4 2 E
3 4 6 8 12 16 24 32 36 48*
1 1 2 2 4
⁄ ⁄ ⁄
1 1 1
4 2 2
6 4 6 4 6 4 6 4
† Available for the MR-1200TIII only.
Two measurement procedures can be used with this
radar. Use them separately or jointly is possible.
The distance unit, nautical miles (NM) or kilometers
(KM) is selected in the FUNCTION menu (p. 5).
q Push [MENU]/[
FUNCTION menu.
w Push [q] one or more times to select "RING."
e Push [u] to turn ON the RING function and display
the fixed rings.
• The interval range appears on the right of the screen
range readout.
• The ring range is fixed depending on the screen range.
(See below.)
r Push [MENU]/[
menu.
t To clear the fixed rings, push [t] to turn OFF the
function, as described in step e above.
64 † 72 †
4 8 6 8 16 12
6 4 6 6 4 6
q Push [EBL1 (VRM1)]/[
and EBL1; then push [p] or [q] to set the marker.
• The range between the ship and the target is indicated
in the VRM readouts.
w Push [EBL2 (VRM2)]/[
and EBL2; then push [p] or [q] to set the marker.
• The range between the ship and the target is indicated
in VRM readouts.
• When VRM1 and EBL1 are displayed, the center of
VRM2 appears at the intersection point of VRM1 and
EBL1.
• The VRM2 disappears when [EBL1 (VRM1)] is pushed.
e Push [EBL1 (VRM1)]/[
menu display.
] one or more times to select the
] one or more times to exit the
] to display VRM1
] to display VRM2
] to exit the
4
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