Samsung SCC-C7433P Guia Del Usuario página 9

NAMES OF EACH PART
Your camera has the following components:
. Cover Front
. Cover Rear
. Camera Body
. Cover-dome
. Alarm Output: N/O, COM, N/C, AO-2, AO-1, GND
6. Alarm Input (~): AI-8, AI-7, AI-6, AI-5,GND, AI-4, AI-3, AI-2, AI-1, GND
7. RS-: TXD+, TXD-, RXD+, RXD-
. Power Input: 24V, EARTH, 24V
9. Video Output