Furuno CH-250 SONAR User Manual


 
21
1.4 Interface Unit
For the blackbox type, the interface unit is shipped as standard.
1.4.1 General mounting considerations
The mounting location should be well ventilated and dry, avoiding splay or rain.
The unit can be mounted on a bulkhead or the deck.
Secure the maintenance space shown in drawing below for ease of maintenance and
service.
The maximum cable length between the interface unit and the transceiver unit is 10 m.
External
monitor
Transceiver
unit
External
monitor
Monitor unit
MU-100C
Interface
unit
A
C
A
B
06S4078
06S4078
06S4078
06S4078
External
monitor
Transceiver
unit
Interface
unit
Interface
unit
A+B 15m
<
=
A+C 15m
<
=
1.4.2 Mounting method
Fasten the interface unit with four tapping screws (5X20, local supplied).
For bulkhead mounting, tighten upper tapping screws so there is 5 mm clearance between
bottom of screw head and bulkhead, and screw slots of the unit. Then fasten lower screws.