Simrad NAC-3 User manual

211.0 mm (8.31”)
195.0 mm (7.68”)
65.5 mm (2.58”)
92.0 mm (3.62”)
196.0 mm (7.72”)
Dimensions Mounting
Parts included
1. 1 x NAC-3 Autopilot Computer - IPX7
2. 4 x Fixing screws
3. 1 x Micro-C Drop cable (male) - 0.6 m
4. 1 x Micro-C T-Joiner
5. 7 x Connectors
6. 1 x 30 Amp fuse
7. Spare cable grommet
8. Warranty card & literature pack
NAC-3
AUTOPILOT COMPUTER
INSTALLATION GUIDE
For setup instructions, commissioning guide,
product manuals, technical specifications,
certificates and declarations,
refer to the product website:
www.simrad-yachting.com
www.bandg.com
1
2
3
4
5
6
7
*988-11145-001*
System wiring example
AP44
AUTOPILOT
CONTROLLER
2
1
NMEA 2000 Backbone
Micro-C Drop cable
Micro-C Power cable
Micro-C T-Joiners
Micro-C Terminator, 120 Ohm
Rudder drive & Feedback cable
1
T T
MFD
12/24V DC
12/24V DC
12V DC
NAC-3
COMPASS
GPS
SENSOR
DRIVE UNIT
5
6
4
3
2
3
4
5
6
Power
NMEA 2000 Backbone
Micro-C Drop cable
Rudder Drive & Feedback cable
RUDDER
FEEDBACK
IPX7
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MANUAL
AUTOPILOT
SYSSEL
RET
SYSSEL
RET
-2
MOTOR MOTOR
+-
CLUTCH / BYPASS
DRIVE
30 A FUSE
POLARITY LEDS
DRIVE
ENGAGE
SUPPLY NMEA0183
ALARM MODE
SCREEN
TERMINATION
REMOTE
SIMNET
RUDDER
Terminal access Drive units (Max 8A/12A Continuous/Peak)
Rudder Feedback External Alarm
External System Selector
External I/O
NMEA 0183
Terminal layout Grounding
Network Remotes
Power
1
2 3 3
+_
CONNECT WIRES
CHECK POLARITY INSTALL FUSE POWER ON
POWER SWITCH
ON
POWER SWITCH
ON
TO VESSELS
MAIN
GROUND
Ground the NAC-3 before
any other connectors
SCREEN
TERMINATION
POWER SWITCH
OFF
SIMNET / NMEA 2000 REMOTE
RUDDER
DRIVE DRIVE
DRIVE
ENGAGE
DRIVE
ALARM
MODE
RUDDER
FEEDBACK
SENSOR
DRIVE
ENGAGE
ENGAGE SIGNAL
NMEA 2000
BACKBONE
POWER SWITCH
OFF
12/24 V DC
DO NOT
INSTALL FUSE
FUSE NOT
INSTALLED
INSTALL
FUSE
FUSE
INSTALLED
+_
+_
RED
BLK
WHT
BLU
NET-S NET-C NET-H NET-L
GND
PORT
STBD
LAMP
S9
SIMRAD
S35
SIMRADR3000X
STBY AUTO
S9
S9
FRQ + FRQ -
MOTOR
SOL-1
MOTOR
SOL-2
SOL GND
SOL SOL-1
MOTOR
SOL-1
MOTOR
SOL-2
SOL GND
CMD
RET
MOTOR
SOL-1
MOTOR
SOL-2
REVERSIBLE PUMP HYDRAULIC LINEAR
DRIVE
ROTARY DRIVE
SOLENOID VALVE*
* Solenoid valves, 12 or 24V DC,
powered from NAC-3 Autopilot
NOTE:
NAC-3 Autopilot cannot operate externally powered solenoids unless installing isolating relays.
NAC-3 Autopilot ne peut pas commander des électrovannes sans utiliser un relais isolé.
NAC-3 Autopilot kann keine extern gespeisten Magnetventile ansteuern sofern keine isolierten Relais installiert sind.
NAC-3 Autopilot kan ikke kobles mot magnetventiler med eksternt tilført spenning uten at man benytter eksterne releer.
NMEA0183
RX1
Rx_A
Rx_B
Tx _A
Tx_B
.
IEC61162-1/2
(NMEA0183)
DEVICES
D
G
Supply
S
CMD
RET
CMD RET
+
RET
+-
(Frequency rudder feedback)
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