Sanyo MINI ECO-i XHX1252 Service Manual & Test Run Service Manual page 143

7. LonWorks Interface product Manual (SHA-LN16UAB)
LonWorks Interface Structure
This inte rfac e con t ains 4 LonWorks communication bo ards
(nodes).
Up to 4 indoo r unit groups (maximum 32 units) can be assigned
to 1 nod e.
Main circu i t bo ard
Node 3
Main circu i t bo ard
Node 2
Main circu i t bo ard
Node 1
Main circu i t bo ard
Node 0
Power
boar d
Power Board Wiring
LON communication
lines (2)
LON communi cation
line (2) (spare)
LON communication
lines (1)
LON communication
line (1) (spare)
Indoor/o utdo or
control li nes
Indoor/o utdo or
control line (spare)
The LonWork s communicatio n lin es can be c onnect ed to e ith e r
(1) or (2) in the above f i gure. Th e results ar e th e same.
Do not run the indoor/outd oor contro l lin es, th e LonWorks
communication lines, and the p ower cab les th rough the same
conduit, or place the cab les n ear one ano ther. Doing so can cause
the s y stem to m a lfunction .
Before turn in g the power on , fol l ow th e instruction in Pow e r
Board Initia l S e t tings.
When using th e spar e indoor/outdoor cotrol lin e, connect [1] an d
[3] at CN002.
W h en us ing th e s p ar e LON co m m unication lin e, conn ect [1] a n d
[3] or [4] and [6] at CN003.
Po w e r transfor m er
6
CN00 3
Po w e r b oard
1
3
CN00 2
1
FG
100- 120 V
200- 240 V
Power Board Initial Settings
Not Install: Ordinaril y , keep th i s set to " Not In stall" (initi al
setting) .
Install: Free topolog y termin al resistor (51 ) for the
LonWorks communication lin es.
Install
S002
Po w e r b oard
CN00 5
( w h en AC 10 0-12 0V
po w e r is c onn e c ted)
When AC 200-240V power is connected, connect the po wer
transformer primar y-side to C N006. When AC 100-120V power is
connected, conn ect the power transformer primary -side to CN005.
(It is connected to CN006 when the unit is shipp ed from the plan t.)
Main Circuit Board
N e u r on ID l a bel
IC002
S003
LD00 9
S004
Indoor u n it en a b lin g SW
2-125
Remote Control Functions
Not Install
ON
Power s witch
S001
OFF
C N 0 0 6 ( w he n A C 20 0- 2 4 0 V
p o we r is c o nne cted)
Po w e r transfor m er primar y-si de
S001
S002
LD00 1~ LD 008
Data
COM
S005
A ddress SW S006
Setting SW
2