Interlogix NS3550-2T-8S Installation Guide - Manual (Page 7)

IFS NS3552-8P-2S and NS3550-2T-8S Quick Installation Guide 3
3. Wiring the Power Inputs
The Upper Panel of the Industrial Managed Switch indicates a DC inlet power
socket and consist one terminal block connector within 6-contacts. The NS3552-8P-
2S accepts input power of 48V DC. The NS3550-2T-8S accepts input power from
12 to 48V DC or AC 24V. Please follow the steps below to insert the power wire.
1. Insert positive / negative DC power wires into the contacts 1 and 2 for POWER
1, or 5 and 6 for POWER 2.
NS3552-8P-2S Upper Panel
NS3550-2T-8S Upper Panel