Connection of a cable remote control with week
program (MCC-1 controller):
1.
For the electrical power supply, it is neces-
sary to provide a power supply of 230V/1~/50
Hz at the MCC-1 controller. This is connected
to the L, N, PE terminals.
2.
For the communication between the MCC-1
controller and the type SKT wall units, a 3-
core shielded control line is required. The
minimum cross-section should be 0.75 mm
2
.
This is connected to the X, Y and E terminals
of the MCC-1 controller and to contact CN
403 (X,Y,E) of the additional board of the
indoor units. Subsequently loop the control
line from the X, Y and E terminals to all
indoor units.
3.
The 120 Ohm resistors included in the scope
of supply of the MCC-1 controller are con-
nected to the X and Y terminals of the con-
troller, and to the X and Y terminals of the
last indoor unit in the series.
4.
A DIP switch and a rotary switch are located
on the adapter board SKT of the MXW indoor
unit (on the unit panel). These facilitate the
addressing of the respective indoor units.
Ensure that the connected indoor units are
programmed for the different addresses
accordingly. The setting of the DIP switch
must take place while in a de-energised
state, as follows:
Rotary
switch
DIP switch
Address
0
8
4
1 2
3
5
67
C
9A
B
D
EF
ON
1 2
0-15
0
8
4
1 2
3
5
67
C
9A
B
D
EF
ON
1 2
16-31
0
8
4
1 2
3
5
67
C
9A
B
D
EF
ON
1 2
32-47
0
8
4
1 2
3
5
67
C
9A
B
D
EF
ON
1 2
48-63
5.
After successful addressing of the indoor
units, these appear with the respective
address in the display of the MCC controller
and are ready for operation.
X Y E
X Y E
ON
OFF
COM
120 Ohm
120 Ohm
X Y E
L N
S1
S2
00 01
S1
S2
2
1
4
3
5
4
3
Fig. 31: Connection of the MCC 1 controller
REMKO SKT series
30
Содержание SKT 261
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