Simrad AP25, Manual

Page: 95 / 172

Installation
20221495F
93
3.26 External Alarm
The external alarm circuit has an open collector output for an
external alarm relay or buzzer (not on AC10). The operating
voltage for the circuit is the main supply voltage. Max. load
on external alarm output is 0.9 Amp.
Ext.
alarm
TB6
AUTOPILOT COMPUTER
POWER PCB
TB7 TB8 TB9
Figure 3-28 External alarm connection
3.27 LF3000 Linear Feedback
Caution !
The rod of the LF3000 is not locked in place in the cylinder.
Pay attention as it may slip out of its housing and end up on
the seabed.
The LF3000 is a waterproof feedback unit. It has a 300 mm
(11,8") stroke and comes with a special mounting bracket which
secures the LF3000 to the cylinder of the existing outboard drive
unit.
The 8,5 m (28') cable is terminated in the LFI3000 Mk2 Linear
Feedback Interface according to Figure 3-30.
The mounting hardware provided is made to interface with
Teleflex HC5340 cylinders and Hynautic K7 and K10 Cylinders.
The hardware may not be appropriate for other systems.
Center the drives. Loosely secure the LF3000 to the supplied
mounting bracket, across the center of the drive unit cylinder.
Either cylinder may be used if there is a dual set up. You may
mount the feedback in either direction, i.e. the shaft of LF3000
may point to port or starboard.
Loosen the end bolt (a) used to secure the cylinder to the drive
unit mount. Insert the rod retaining assembly (b) and retighten
the bolt. Secure the feedback rod to the retainer plate using the