TD 93021US
17 July 2017 / Ver. PF3
26
Installation Guide
teleCARE IP
5.3.2 Room Controller (NIRC3) Connections
The electrical connections on the component side of the room controller printed circuit board are shown
in the following drawing of the NIRC3 circuit board.
Figure 21. Room controller (NIRC3) PCB electrical connections
Details of the room bus connections are given in
5.5.1, 4-Pole Connector Terminal (NICT-4AA),
The NIRC3 is powered by an external 24V DC power supply.
Details of the 24V DC power supply connections are given in
5.5.2, 2-Pole Connector Terminal (NICT-
The NIRC3 has two USB2.0HS host ports. Will be used in a future release to support WiFi functionality.
Note:
The 4-pole and the 2-pole connector terminals required for the room bus and the 24V
power supply are not supplied with the room controller. The connectors are available as
accessories and must be ordered separately.
Details of the LED lamp boards are given in section
5.7, LED Lamp Boards (NILD2), page 38.
Details on how to install the transceiver piggyback module (NIRX) are given in section
RJ 45
LAN Connector
2 x USB 2.0HS
Host Ports
24V DC IN
Room Controller
Power Supply
Note
: rated 500mA
(room bus power)
LED Lamp Board
Through-Board
Connectors
Transceiver piggyback
(NIRX) extension
connectors
Voice piggyback (NIVP)
extension connectors
Room bus
0
1
Room bus
2
3
NIRC3
Buzzer