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S-COM (external)
This data highway is used to connect the following scene-recall devices:
·
S
C
s.
CENE
OMMANDER
·
S
T
CENE
IMER.
·
I
Module.
NPUT
·
C
C
HANNEL
OMMANDER
·
S
D
Unit [also requires S-COM (star) line].
TAR
ISTRIBUTION
Connection Details
CAUTION
Ensure that the S
S
controller is turned-off before attempting to
CENE
ET
connect the S-COM (external) highway.
Connection of the S-COM (external) highway is made via the 5-way
connectors labelled '
' (Fig.1-6). Both connectors are electrically
PANEL
identical. If the B
module is located along the data highway,
REAKOUT
one connector should be used for each half of the highway.
Mating connector part no.:
Cable size:
Stripping length:
CAUTION
Please note that the power supply connections are different on issue C and D
B
Modules — check for correct polarity before powering the
REAKOUT
S-COM line.
PCB Issue
PCB Issue
C
C
:
:
PANEL
–
+
A
SC
B
–
+
A
SC
B
PANEL
Pin Function
Wire
Colour
–
Power ground (0V)
Grey
A
S-COM data A
Red
SC
Screen (earth)
—
B
S-COM data B
Black
Power supply (40V) Purple
Fig.1-6: Connection details for S-COM (external).
CAUTION
Incorrect connections may result in damage to the internal circuitry of the
controller and of any other devices connected to the S-COM (external)
highway.
Check that all connections are correct and that there are no short-circuits
before powering-up the S
CENE
data lines are not accidentally or deliberately connected to the supply lines.
Document Ref. EPD05113
P9850 (5-way).
2
0.2 – 2.5mm
.
7.0mm.
PCB Issue
PCB Issue
D
D
:
:
PANEL
+
A
SC
B
+
A
SC
PANEL
Pin Function
Power supply (40V) Purple
A
S-COM data A
SC
Screen (earth)
B
S-COM data B
–
Power ground (0V) Grey
S
controller. In particular, ensure that the
ET
(22/07/03)
S-COM Loading
Each device that can be connected to the S-COM (external) data highway
has a Unit Loading Factor (ULF) according to its power consumption.
The total of the ULF's for all devices connected must not exceed 15:
S
CENE
LCS infra-red unit:
C
HANNEL
S
D
TAR
ISTRIBUTION
The S-COM (external) line also has the capacity to support either
S
M
CENE
AKER
devices permitted.
Line Termination
If the B
REAKOUT
switch 4 ('
PANEL
If the module is located along the highway, set switch 4 to '
S-DIM
Two data highways are available (S-DIM #1 and S-DIM #2) which can be
used to connect various output devices (e.g. D
modules, etc.).
Connection Details
–
Connection to each S-DIM highway is made via the 3-way connectors
labelled '
DIMMERS 1
are functionally identical but are electrically buffered. If the B
module is located along either data highway, both halves of the highway
need to share the same connector.
Mating connector part no.:
–
B
Stripping length:
Wire
Colour
Red
—
Black
Fig.1-5: Connection details for S-DIM#1 & S-DIM#2.
S-DIM Loading
Each highway can support up to 64 channels (e.g. 16 x HES99400). Thus a
total of 128 channels can be controlled when using both highways.
Line Termination
If the B
REAKOUT
if the connections are not used, set switch 7 ('
to the '
' position accordingly.
ON
If the module is located at some point along the highway(s), set switches
7 or 8 to the '
ENGLISH
C
:
1
OMMANDER
S
T
:
1
CENE
IMER
I
module:
1
(using bistable inputs & LCS only).
NPUT
1.5 (using LCS, analogue & bistable inputs).
LCS panels:
0.25 (via I
NPUT
0.5 (via I
NPUT
C
:
1
OMMANDER
unit:
2.
or S
P
without affecting the total number of
CENE
LANNER
module is located at one end of the data highway, set
') to the '
' (up) position.
ON
' and '
' (Fig.1-5). Both S-DIM highways
DIMMERS 2
P9830 (3-way).
Cable size:
0.2 – 2.5mm
7.0mm.
Pin
Function
A
S-DIM data A
SC
Power ground (0V)
B
S-DIM data B
module is located at one end of the data highway(s), or
' position.
OFF
module only).
module only).
'.
OFF
modules, O
IMMER
UTPUT
REAKOUT
2
.
Wire
Colour
Red
—
Black
') or switch 8 ('
DIM 1
DIM 2
Part No. I259GB issue 6
page 3
')
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