Icom MR-570R [22/49] Distance and direction measurements

Icom MR-570R [22/49] Distance and direction measurements
DISTANCE AND DIRECTION MEASUREMENTS
5
16
Distance measurement
Two measurement procedures are available with this
radar. Operating them separately or jointly is possible.
The distance unit, nautical miles (NM) or kilometres
(KM) is selected in the INIT.SETTING menu (p. 9).
Using the fixed rings
q Push [MENU] to call up the FUNCTION menu.
w The RING section becomes highlighted.
e Push [ ] to select RING function ON then display
the xed ring.
The interval range appears on the right of the screen
range readout.
The ring range is xed depending on the screen range.
(See below.)
r Push [MENU] several times to exit the menu.
t To clear the xed rings, push [ ]
to select OFF in
step e above.
Using the variable range marker
q Push [ ]/[ ]/[ ]/[ ] several times to move the
cross line cursor on the target.
w Push [EBL1 (VRM1)] to display EBL1 and VRM1.
w Push [EBL1 (VRM1)] again to cancel EBL1 and
VRM1.
S0672˚
EBL/VRM1
EBL/VRM2
R
R
S0162˚
3
(1)
NM
2530
˚
Fixed Ring
Ring range
readout
T
1.296NM
O:01
O:01
0.566NM
TYPE DESCRIPTION
RING
Displays xed rings.
Suitable for rough estimations from your
own ship to any target.
VRM1
Displays a variable range marker.Suit-
able for accurate measurements from
your own ship to a target.
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.
NOTE: When the screen
is shifted, the number of
rings may differ.
S0672˚
EBL/VRM1
EBL/VRM2
R
R
S0162˚
3
(1)
NM
2530
˚
T
1.296NM
O:01
O:01
0.566NM
VRM2
Range(nm)
1
/8
1
/4
1
/2
3
/4 1 1.5 2 3 4 6 8 12 16 24 32 36
Ring (nm)
1
/16
1
/8
1
/8
1
/4
1
/4
1
/2
1
/2 1122448812
Number 2 2 4 3 4 3 4 3 4 3 4 3 4 3 4 3

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