Installation, Install the enclosure, Rough-in conduit and wire – ETC Unison Heritage Contact and Fader Interface User Manual
Page 2: Interface series, N o t e
E T C I n s t a l l a t i o n G u i d e
Interface Series
Unison
®
Heritage Contact and Fader Interface
Page 2 of 4
Electronic Theatre Controls, Inc.
Installation
Install the Enclosure
Step 1:
Remove both covers from the enclosure to reveal the mounting keyholes.
a: The left cover is secured with four screws.
b: The right cover is secured with two 3/4 turn fasteners.
Step 2:
Using the keyhole measurements in the graphic below, predrill and install two 1/4” (6mm)
bolts (bolts not provided).
Step 3:
Install the enclosure onto the mounting bolts and secure.
Step 4:
Notice the two screw holes on the bottom right and left of the rear panel. Use two screws
(not provided) to secure the enclosure the wall.
Rough-in Conduit and Wire
Conduit knockouts are provided on the left and bottom sides of the enclosure for installation
convenience. Wiring and termination for each interface type, Heritage Contact Interface and Heritage
Fader Interface, are similar. Pull the required wiring into the enclosure.
N o t e :
Low voltage control cables must be run in separate conduit from power wires.
Purpose
Wire Type
Notes
Link Power
Belden 8471 (or
approved equal)
Wiring is topology free, polarity independent with a
maximum total system length of 1,640 feet (500m).
Auxiliary Power 24 Vdc
(2) 18 AWG (0.75mm
2
)
ESD drain (ground)
18-10 AWG (0.75-6mm
2
)
Required when wiring is not installed in grounded metal
conduit.
Contact Interface:
Switch In and Switch Out
terminals
18-10 AWG (0.75-6mm
2
)
Two wires are required per switch (switch in or switch out
and common). Supports up to 1,000 feet (305m) of 16
AWG (1.5mm
2
) between input and common.
Fader Interface:
Fader input and Lamp
output terminals
18-10 AWG (0.75-6mm
2
)
Three wires are required per fader input connection
(fader input, +3.3 Vdc and common). An additional two
wires are required for Lamp output (lamp output and V
out). Supports up to 1,000 feet (305m) of 16 AWG
(1.5mm
2
).
2”
(5.08cm)
14” (35.5 cm)
10.5”
(27cm)
12”
(30.5cm)
9.1”
(23.2cm)
1.25”
3.2 cm