Anritsu RA77OUA Скачать руководство пользователя страница 17

2.17 

Navigation  Data  Display 

equipment are fed through the 

the 

data are displayed automatically on the 

lower 

part of the screen. 

When the 

data from a navigational 

(2) 

Cross 

Track 

Error 

When the Cross Track 

data from a navigational 

equipment are fed through the 

the 

Cross Track Error data are displayed automatically on the 

lower part of the screen. The number of triangle marks 

depends on the error value. 

equipment are fed through the 

the 

Ship's 

data are displayed automatically 

on 

the upper part of the screen.  When a fluxgate-compass or 
a gyro-compass is connected 

to 

the radar, the compass 

heading is displayed instead of the "course" data 

of 

navigational equipment. 

When the Ship's 

data from a navigational 

Compass Heading 

are fed through the 

the Ship's 

Heading data are displayed automatically on the upper part 

of the screen. 

of any point on the screen 

course) are displayed on the screen, the 

of any point on the screen can be 

displayed. 

time, the indication 

will change to reverse 

character. During this indication, the 
data show that at 

cross 

D

int 

of 

he  EBL and  the VRM 

To 

stop this indication, erase the EBL or 

Then the 

character will return to normal, and the 

data will return to your ship's position. 

When the Ship's Heading data from 

compass 

When the 

and Ship's 

When the EBL and the 

are used at the same 

12 

Содержание RA77OUA

Страница 1: ...INSTRUCTION MANUAL FOR W R I N E RADAR TYPE RA77OUA ANRITSU CORPORATIOF REV 2 1 FEB 92...

Страница 2: ...using an i n s u l a t e d conductor DURING MAINTENANCE OF THE SCANNER UNIT THE ANTENNA MUST NOT BE ROTATED Never start maintenance work on t h e scanner unit u n t i l you a r e s u r e t h a t t h...

Страница 3: ...2 13 Switching t h e Display Modes 2 14 The second EBL and VRM 2 15 The f l o a t i n g f u n c t i o n of the second EBL and VRM 2 16 Setup Modes 2 16 1 E n t e r i n g Setup Mode 2 16 2 Return t o...

Страница 4: ...1 4 I n t e r f a c e S i g n a l s 6 1 5 A l l o w a b l e S a f e Distance from Magnetic Compass 6 2 S t a n d a r d Equipment General System Diagram 24W137212 Scanner Unit E x t e r n a l V i e w...

Страница 5: ...r Suppression and Auto Gain Control AUTO I n addition t o having conventional sea c l u t t e r suppression t h i s radar has a newly developed automatic sea c l u t t e r suppressor has an automatic...

Страница 6: ...angle v a r i e s i n about 6 degree increments An e x t e r n a l buzzer can be e a s i l y i n s t a l l e d i n addition t o b u i l t i n alarm buzzer h Plotting p i c t u r e screen The tracking...

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Страница 8: ...h t n e s s l e v e l of echo s i g n a l s r e f l e c t e d from t a r g e t s with high r e f l e c t i o n c o e f f i c i e n t s For long range observations increase t h e gain by turning t h e...

Страница 9: ...r g e t s e a s i l y v i s i b l e Turn t h e c o n t r o l knob clockwise t o decrease sea c l u t t e r If t h e c o n t r o l knob is turned too far echo s i g n a l from important t a r g e t s m...

Страница 10: ...t o manual gain control mode The indication shown below w i l l be displayed and t h e auto sea clutter suppression mode w i l l remain Indicates t h e auto STC and manual g a i n control mode i s se...

Страница 11: ...djust STC and gain f o r t h e b e s t p i c t u r e counterclockwise t o l e v e l 0 when t h e r e is no r a i n or snow In t h i s s t a t e t h e FTC function is i n e f f e c t i v e Always t u r...

Страница 12: ...elease t h e function Press t h e ST key The s t r e t c h i n g function is s e t and This s t r e t c h i n g function is mainly used when echoes 2 0 Plotting Echo Track from Moving Targets Press t...

Страница 13: ...ion i s used when t h e p i c t u r e i n an end of P r e s s the OFF C key The p i c t u r e center w i l l move t o R e j e c t i n g I n t e r f e r e n c e f r o m O t h e r Radars t h i s functio...

Страница 14: ...eys a r e set t o these functions a t SETUP menu The numerical d a t a of t h e s e functions a r e displayed on t h e same p o s i t i o n a s navigation data I n t h i s case navigation data such as...

Страница 15: ...2 SHF 3 AZIMUTH 4 VIDEO 5 5v 6 2 v 7 H T OK OK OK OK OK 5 0V OK 12 3V OK 300 V 2 DISPLAY PRESET functions Select a desired i t e m with t h e range up down keys and adjust with t h e c o n t r o l kno...

Страница 16: ...a t i o n voltage is displayed a t CONTROL area 5 T I M I N G ADJUSTMENT t o t a r g e t t h e radar and e n t e r t h i s s e t u p mode t o a d j u s t t h e timing Then t u r n t h e c o n t r o l...

Страница 17: ...ed to the radar the compass heading is displayed instead of the course data of navigational equipment When the Ship s Speed Course data from a navigational 4 Compass Heading are fed through the NMEA O...

Страница 18: ...l i n e and a circle When a loran is used as t h e navigational equipment t h e dotted l i n e is not displayed on t h e screen Ship s heading or course information from a compass 2 18 C a u t i o n...

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Страница 21: ...ably removed from a coastline may at times be displayed on the screen as if they are a coastline Fig 3 3 You must train yourself not to mistake such echoes for coastline Accordingly an echo signal ref...

Страница 22: ...while the ghost appears at a range and bearilrg behind the funnel or the mast Fig 3 4 They are referred A large target at close range may at times appear Direct Reflection Path Reflection Path i Dire...

Страница 23: ...short range for instance when your ship passes a larger ship the pulsed waves emitted from your radar will bounce back and forth between the two ships Fig 3 6 As a result a few equi distant echoes may...

Страница 24: ...ed by Side Lobe Beams Echoes Produced by Targets at Lonq Ranges Due to the Duct Phenomenon Depending on the atmospheric conditions a radio wave duct may form above the sea surface In such cases radiow...

Страница 25: ...be turned OFF For more s a f t y maintenance take of fuses on t h e d i s p l a y u n i t A f t e r the POWER SWITCH i s turned OFF high s t a t i c voltage may be retained i n t h e CRT high voltage...

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Страница 29: ...zontal plane as the scanner unit radar pulses will be intercepted and it causes to produce a blind angle 3 To avoid formation of a blind angle in the bow direction install the scanner closer to the bo...

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Страница 33: ...g h t sunspot u n t i l i t s diameter becomes n i l and coincides w i t h t h e sunspot center press t h e OPERATE key t o return t o t h e radar screen Select t h e 6 HEAD DIRECTION ADJUSTMENT by Pr...

Страница 34: ...convenience of installation and maintenance Exposed cable must close ly follow surfaces of the ship s structural members or bulkheads and be secured at about 40 cm intervals by approved 5 17 a and b...

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Страница 36: ...s Type 5 9 1 1 Compass S i g n a l 3 K Z M Gyro Compass UF I Compass Interface I Signaltype Signal SINICOS 10 bitserialData 12 bitserial Data SIN cos REF Clock Data Clock Data Level lTLLcvel TILLevel...

Страница 37: ...port on the back panel of the display unit valid 1 Latitude Longitude SGPLLL 1234 56 N 12345 67 W CR LF 2 Speed Course 3 Waypoint Range Bearing true GP 123456 1234 56 N 12345 67 W 012 T 012 M Ol2 3 N...

Страница 38: ...trouble with operating the radar and the radio equipment 1 Installation Place of Radar The display unit scanner unit and inter unit connection cable should be located apart from the main unit feeder...

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Страница 40: ...e s s than 65 W Separate power supply options 100 110 220 Vac lo 50 60 Hz s i n g l e phase 2 Scanner Unit Antenna Type Center fed s l o t t e d a r r a y Number of revolutions approximately 24 rpm P...

Страница 41: ...EBL2 i s s e l e c t a b l e a t SET UP mode Display Modes Heading Up nu Following display modes a r e s e l e c t a b l e a t SET UP mode Head Set HS North Up NU I Course Up cu The mark modes a r e a...

Страница 42: ...e Safe Distance from Magnetic Compass For master compass Display U n i t 2 0 m Scanner Unit 2 0 m Display Unit 1 4 m Scanner Unit 1 4 m For s t e e r i n g compass 6 2 S t a n d a r d E q u i p m e n...

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