Stewart Filmscreen Corp AB Electriscree, Owner'S Manual

Page: 9 / 20

Installing the low-voltage 3-button switch (standard)
The Stewart Filmscreen low-voltage control allows the use of low-voltage
wire to connect to the supplied 3-position 24V momentary wall switch.
Preparing the connection
Before making the electrical connections, you need:
K
An available 120V AC constant power source
K
A 4-conductor switch hook-up cable (4-conductor bell wire or
category 5 cable is typically used for long runs)
Making the connection
Figure 2 illustrates the connections.
1. Connect the 4-conductor hookup cable to the connection harness
coming from the J-box used for “switch input.”
2. Connect the hookup cable to the 3-button switch.
3. Connect the main 120V AC power source to the AC J-box.
4. A parallel connection to an outboard audio-visual switching
network can be made at this time. (optional)
Figure 2: Low voltage 3-button switch wiring
3-button Momentary
Switch
AB Electriscreen: Owner’s Manual 7
4 Conductor Hook-up Cable - 20ga Minimum
Category 5 recommended (NOT Supplied)
Connection
Harness
J-box for
Switch Input
STOP-Yellow
COMMON-White
UP-Red
DOWN-Black
COMMON-White
GREEN-Ground
HOT-Black