ETC Unison Echo E-OCC, Installation Manual, Page: 3 / 12

ETC Installation Guide
Occupancy/Vacancy Sensor
Echo Occupancy/Vacancy Sensor Page 3 of 12 Electronic Theatre Controls, Inc.
conditions, portions of the lens can be masked to block the sensor view
of these undesired areas. Reference
Lens Masking
on
page 10
.
Parts and Supplies
The following parts and supplies are included with the Occupancy/Vacancy
Sensor ordered:
Installation
The Occupancy/Vacancy Sensor is provided with a twist-lock mounting plate
that can be mounted to a junction box, finished ceiling, or soft ceiling tile.
Determine the installation method and follow the detailed instructions:
• See
“Junction Box Installation”
on page
4
.
• See
“Soft Ceiling Tile Installation”
on page
5
.
• See
“Lens Masking”
on page
10
.
• Soft ceiling tile adaptor • 2 each screws, 6-32 x 3/4” and
1 3/4”
• EchoConnect & ESD ground
wire pigtails
• 3 lens masks
Note:
- Follow all local code requirements for terminating wire.
- Use appropriately sized wire nuts (not provided) to secure each
termination.
Note:
The EchoConnect pigtail is only required when the sensor is installed
in series with other stations or sensors. If you are not continuing the
data run, direct termination on the control board is recommended.