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MLC 104 IP Plus Series • Special Applications
128
Follow the procedures in this section to cable the devices and then configure the MLC for
this application.
Cabling the equipment
1.
Connect the MLC to front panel inputs on an IPA T RLY4 as shown below.
•
The MLC provides 12 VDC
to the common voltage
pin (C) on the IPA.
•
Each MLC digital I/O port
(1, 2, 3) connects to the
corresponding relay input
pin (1, 2, 3) on the IPA.
NOTE:
An Extron
Comm-Link cable
can be used for these
connections.
2.
Connect the IPA T RLY4 rear
panel relay ports to the low
voltage screen controller. The
following illustrations provide
examples of how to wire the IPA T RLY4 to typical low voltage screen controllers.
However, your equipment may require different wiring.
See the specific wiring
instructions from the manufacturer for the screen controller you are using.
NO C NC
NO C NC
NO C NC
NO C NC
RELAY 1
RELAY 2
RELAY 3
RELAY 4
NO C NC
NO C NC
NO C NC
NO C NC
RELAY 1
RELAY 2
RELAY 3
RELAY 4
UP
DOWN
STOP
Low Voltage Controller
COMMON
RED
BLACK
Low Voltage Controller
WHITE (DALITE)
BLUE (DRAPER)
IPA T RLY4
IPA T RLY4
Figure 38.
Examples of Wiring an IPA T RLY4 to Low Voltage Screen Controllers
3.
Cable the screen controller to the drive motor for the screen according to that
equipment’s installation instructions.
12
3
GROUND
+V OUT
CM
GROUND
IR OUT
GROUND
SCP
GROUND
Tx
Rx
DISPLA
Y
DISPLA
Y
RS
-232
/IR
A B C D
E
A
BCD
E
CO
MM LINK
A
A
B
ML
S
ML
S
R
S
-232
POWERPOWER
12
V
DIGI
TA
L
I/
O
IR IN
Tx
GROUND
Rx
+12V IN
PR
ESS
TA
B WIT
H
TWEEKER
TO
REM
O
VE
LAN
IP
A T RL
Y4
1 2 3 4
C
INPUTS
MLC 104 IP Plus Series
Right Side
IPA T RLY4
Front Panel
Relay 1
Relay 2
Relay 3
+12 VDC
Содержание MLC 104 IP Plus Series
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