HIKVISION DS-KB2421-IM User Manual

Video Door Phone User Manual
7
3.2.1 Wiring 1 (1 Door Station and 1 Indoor Station)
Caution
● Do not pull power cables on the rear panel of the door station hard to avoid the
disconnection of power cables.
● Use the insulated tape to tape the bare wires, so as to avoid the short circuit.
Indoor Station
Analog Camera Electric Bolt
Door Station
Red —— NO
Blue —— COM
Yellow —— NC
Red —— Wire for power supply
Blue —— Wire for video output
Yellow —— Wire for audio input/output
Black —— Wire for grounding
B+ —— Wire for power supply
V —— Wire for video input
A —— Wire for audio input
G —— Wire for grounding
Figure 3-3 Wiring 1 (1 Door Station and 1 Indoor Station)

HIKVISION DS-KB2421-IM Specifications

General

Brand	HIKVISION
Model	DS-KB2421-IM
Category	Intercom System
Language	English