TD 93021US
17 July 2017 / Ver. PF3
18
Installation Guide
teleCARE IP
4.5.2 Power Supply for Systems with Slave Corridor Lamps
Each slave corridor lamp receives its power supply (5.5Vdc) directly from the room bus. The room
controller can support four corridor lamps.
Figure 8. Power supply (24Vdc) for room controllers with room bus powered (5.5Vdc) corridor lamps
4.6
Maintenance and Service
Other than battery replacements and Secondary Power testing at the power supply unit, periodic
maintenance is typically not needed for the teleCARE IP Emergency Call System.
• Always keep and refer to the installation and service instructions provided with the Ethernet Switch
and the 24Vdc / 3 Amp Power Supply (Standard) or the 24Vdc / 8 Amp Power Supply (Seismic.)
• Refer to sections 4.1.2 and 4.2.2 in this manual for Maintenance and Service of the Power Supply
(Standard) or Power Supply (Seismic.)
• Always replace the Secondary Power Supply battery or primary batteries for Wireless Devices
(Section 8), whenever a “battery fail” or “low battery” alarm is reported.
• Refer to the NIFX, NITX, and NILF descriptions in section 7 for expected battery life intervals.