User's Manual

TD 93021US Rev A
10 FEB 2014 / Ver A 58
Installation Guide
teleCARE IP
Figure 71. System Manager (NISM2)
The NISM2 power requirement is 100Vac to 240Vac 50-60Hz for the internal power supply. Optionally
the 12-24Vdc power connection can be used to connect to an external power supply.
Note: Refer to the “Installation Guide ELISE3” (TD 92679GB) for ELISE 3 general
information and mounting instructions.
5.8.1 NISM2 Electrical Connections
After connecting the power to the NISM2 the appropriate type of power supply should be selected in
the NISM Advanced Configuration of the NISM System Setup. These settings are located under
“Common” on the “Power supply” page.
There are four options available:
• Internal PSU only
• External PSU only
• Internal and external PSU
• Internal PSU and external battery
Note: For UL 2560 installations, select External PSU only.