6-1-14 Section 6: Installation
ST290 Instrument System Owner’s Handbook
Further information
For advice or further information regarding the installation of any ST290
product, please contact the Raymarine Product Support Department or
your local Raymarine dealer. Technical Support information in given in
Section 5 of this handbook.
1.3 SeaTALK
2
requirements
Each SeaTALK
2
product is labelled with a Load Equivalency Number
(LEN), to indicate how much power it consumes (see Table 1-3 ).
In order to achieve optimum performance, always observe the following
guidelines when installing SeaTALK
2
cables:
• A terminator plug is required AT EACH END of the main SeaTALK
2
cable run (see Figure 1-10 ).
Figure 1-10: SeaTALK
2
dimensions
Table 1-3: Load Equivalence Numbers
Product LEN
Digital instrument 6
DPU 5
Transducer Pods 1
Data
Processing
Unit
SPUR
A
B
C
Terminator in
empty socket
D
E
D5545-2
5-way
connector
block
5-way
connector
block
Terminator
RF ground
81183_2 S6 chap 1.fm Page 14 Wednesday, May 7, 2003 2:20 PM
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