ICOM MR-1000R User Manual

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5
DISTANCE AND DIRECTION MEASUREMENTS
14
■ Distance measurement
Two measurement procedures are available with this
radar. Operating them separately or jointly is possible. 
The distance unit, nautical miles (NM) or kilometers
(KM) is selected in the FUNCTION menu (p. 6).
Using the fixed rings
q Push [MENU]/[
] several times to call up the
FUNCTION menu.
w Push [Ú] until the “RING” section becomes high-
lighted.
e Push [≈] to select RING function ON and display
the fixed ring.
• 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]/[
] several times to exit the menu. 
t To clear the fixed rings, push [
Ω
] to select OFF in
step e above. 
Using the variable range marker
q Push [EBL1 (VRM1)]/[
] to display the
VRM1 and EBL1; then, push [Ù Ú] to set the marker.
• The range between the ship and the target is indicated
in the VRM readouts.
w Push [EBL2 (VRM2)]/[
] to display the
VRM2 and EBL2; then, push [Ù Ú] to set the marker.
• The range between the ship and the target is indicated
in the VRM readouts.
• When the VRM1 and EBL1 are displayed, the center of
VRM2 appears at the intersection point of the VRM1 and
EBL1.
• The VRM2 disappears when [EBL1 (VRM1)] is pushed.
e Push [EBL1 (VRM1)]/[
] to exit the
menu display.
Range (nm)
Ring (nm)
1 1.5 2
3
4
6
8 12 16 24 32 36 48*
1
8
1
4
1
2
3
4
2
5
5
3
4
6
4
6
4
6
4
6
4
6
4
6
6
1
1
2
2
4
4
8
8
6
1
20
1
20 1
10
1
4
1
4
1
4
1
2
1
2
NOTE: When the screen is shifted, the number of rings may differ.
*Available for the MR-1000TII only.
1
(0.25)
T.V E C T
0.9 0 0 N M
NM
C U R S
S O G   0 . 0 K T
H   U P
0 1 4 . 6˚ T
H D G
IR
ES
E B L 1  
E B L 2  
WPT  
V R M 1
V R M 2
C U R S         3 4 ˚   3 7 . 7 2 N       1 3 5 ˚  3 4 .4 2 E
Fixed ring
Ring range readout
TYPE
RING
VRM1
VRM2
DESCRIPTION
Displays fixed rings.
Suitable for rough estimations from your
own ship to any target.
Displays a variable range marker and ac-
tivated by the [Ù Ú] for the range marker
selector. 
Suitable for accurate measurements from
your own ship to a target. 
Normally functions the same as VRM1.
When the VRM1 and EBL1 selects a tar-
get, the center of VRM2 appears at the
intersection point.
Suitable for accurate measurements from
target to target. 
MR-1000R2_T2.qxd  04.2.24 10:22  Page 14