Computer Boards - Simrad AP70 Installation Manual

POLARITY
CHECK
CPU
HS1
RX1
U_CTRL
EXT READY
INT
ON
U_IN RANGE
+20V
+10V
+5V
SIMNET
TERMINATION
AC70
AC85
14 |

Computer boards

Indicator diodes and switches
Indicator diodes and switches are available on the boards as shown in the tables below.
LED Description
Red: wrong polarity
Polarity
check
Green: correct polarity
1Hz alternating green: CPU is running correctly
CPU
Rapid flashing: Application program is missing
HS Green: Handshake output is on
RX Living green: Serial data is received
SOL Green: Solenoid command is given
Switch Description
Selection of internal ±10 V or external
reference voltage for analog voltage control
output.
U_CTRL
¼ Note:
switches must be set to internal ref.
voltage
Range setting of analog voltage input signal
U_IN RANGE for rudder feedback, follow up wheel or
remote DP control
ON (to the left) or off setting of 120 ohm
CAN bus termination.
SIMNET
¼ Note:
TERMINATION
when the board is at one end of the
CAN bus backbone, otherwise it must
AD80
be set to OFF.
AC70 board
Drive computer board for rudder or propeller (i.e. Voith Schneider) for reversible motor or
AC80A AC80S
galvanic non-isolated solenoids.
Includes:
•
SUPPLY - power supply 12/24 V in
•
DRIVE - output for Motor or solenoid command
•
DRIVE ENGAGE - output for clutch/bypass valve or automode signal for oil flow valve etc
AC85
•
ALARM - Output for external alarm buzzer
•
NMEA 0183 - in/out for IEC 61162-1, -2 and NMEA 0183
•
RUDDER - Input for frequency rudder feedback
•
REMOTE - Input for NFU steering lever
•
MODE - Input for external mode selector
•
SIMNET - connection to CAN network
30 A FUSE
SUPPLY
Introduction | AP70/AP80 Installation Manual
For 4-20 mA current control,
Termination must be set to ON
SD80 SI80
AC80A
AC80S
AC85 AC85
DRIVE
ENGAGE
DRIVE
SCREEN
TERMINATION
AC70 AD80 SD80 SI80
x
x x
x
x
AC70 AD80 SD80 SI80
x
x
ALARM MODE
RUDDER
NMEA0183 REMOTE
x
x x
x
x
x
x
x
SIMNET