TCM-1, TCM-1A & TCM-1EX INSTALLATION
Mounting & Installation
General Mounting and Installation Notes
•
The maximum distance between an Ethernet switch and a TCM-1 or TCM-1A plenum box is 330 feet (100
meters).
•
The maximum distance between daisy-chained TCM plenum boxes is 33 feet (10 meters).
•
The maximum adjustable length of the microphone pendant cable is 4.9 feet (1.5 meters).
•
The TCM-1, TCM-1A and the TCM-1EX may be mounted above the ceiling tile or attached to the ceiling
or a vertical surface. The devices comply with UL-2043 Plenum rating.
Installation Option – Above Ceiling Tile Mounting
NOTE: the plenum cover must be removed for this installation option. No tools are required.
NOTE: this procedure assumes the ceiling tile has already been modified to accommodate the microphone and
mount provided.
1. Install the microphone mount through the hole in the tile and the plenum.
2. Secure the microphone mount with the retaining hardware (nut) from inside the plenum.
3. Set the microphone height by using the pinch points on the mount to extend or retract the cable as
required.
4. Attach the microphone connector to the socket on the inside of the plenum.
5. Attach the microphone cable to either the circuit board (TCM-1EX) or the circuit board protective barrier
(TCM-1 & TCM-1A) with the provided zip-ties.
6. Coil any excess cable inside the unit and secure with a zip-tie as shown in Internal Connections.
CAUTION
: Ensure the cable is not strained or the zip-tie overtightened as damage may occur.
7. Install the plenum cover.
Figure 11 Above Ceiling Tile Installation Option
