Chart Radar JMA-900M Series

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Discontinued Products

Specifications/Components

List of series type

Model Frequency OUTPUT
Power
Scanner Scanner
Rev.
Beam Width Power Supply
Power Consumption
Unit
JMA-922M6XA X-Band 25kW 6 feet 26rpm
(60Hz)
H : 1.2°,
V : 20°
AC220/230V, 60Hz, 3-phase
AC100/110/220/230V,
60Hz, 1-phase
Approx. 600VA
2
JMA-922M9XA 9 feet H : 0.8°,
V : 20°
JMA-923M7XA 7 feet H : 1°,
V : 20°
3
JMA-923M9XA 9 feet H : 0.8°,
V : 20°
JMA-932MSA S-Band 30kW 12 feet 26rpm
(60Hz)
H : 1.9°,
V : 30°
AC220/230V, 60Hz, 3-phase
AC100/110/220/230V, 5
60Hz, 1-phase
Approx. 800VA
2
JMA-933SA 3

Functions

Radar Function
Transmitting
Frequency and Power
X-band (9410MHz) 25kW
S-band (3050MHz) 30kW
Maximum Detective Range 96nm or 120nm
Range Scale 0.125 / 0.25 / 0.5 / 0.75 / 1.5 / 3 / 6 / 12 / 24 / 48 / 96/
120nm
Range Resolution less than 30m
Minimum Detective Range less than 40m
Bearing Accuracy less than 1 degree
Pulse Width 0.07 / 0.10 / 0.15 / 0.2 / 0.3 / 0.6 / 1.2μsec
Display Function
Monitor 23.1-inch Color TFT
(Valid diameter: more than 340mm)
Screen display Head-up / North-up / Course-up /
Motion mode Relative motion (RM) with True trail / Relative motion (RM) with Relative trail / True motion
Trails indication / Own Track indication
Off-Center within 60% of PPI radius
ARPA Function
Acquisition mode Auto / Manual
Number of Tracking 50 targets (Automatic)
Acquisition and
Tracking Range
32nm
Vector mode True vector / Relative vector
Guard Zone 2
Parameter of
Safe Limit
CPA 0.1 - 9.9 nm
TCPA 1 - 99 min.
Alarm Indication Mark on the display with Visible / Audible Alarm
Trial Maneuver
AIS Function
Number of AIS target available to indicate 300 targets
AIS Information Basic Info Ship Name, Call sign, MMSI, COG, SOG, CPA, TCPA
Detail Info Bearing, distance, heading, Rate of turn, ship position (added with basic info)
AIS Filtering Parameter Distance from own ship,
Sector
Dangerous Target Detection Parameter CPA, TCPA
Interface Available
IEC61162-2 sentence
VDM / VDO / ALR
Electrical condition IEC61162-2 / RS-422
Electric Navigation Chart Display mode
Chart database ENC*1 S-57Ed.3.0, Ed.3.1 (Including S-63) / C-MAP CM-93 Ver.2 / Ver.3*2
Screen display Head-up / North-up / Course-up,
(simultaneously in Radar display)
Motion mode True / Relative (simultaneously in Radar display)
Scale Range 0.125nm - 120nm
(simultaneously in Radar display)
Monitoring Plotting of own ship position and track
Cross safety contour / Cross dangerous area
Waypoint arrival
Route deviation
Update of Electronic Chart information

*1) ENC: Electronic Navigation Chart

*2) CM-93 Ver.3 is available in only TM and N-UP