Dahua DH-IPC-HDBW4421EP-0280B User Manual

Dahua HD IR Vandal Proof Network Dome Camera Quick Start Guide
4
Please refer to the following figure for alarm output information. See Figure 1-5
Alarm output: Alarm output is OC door, requiring increase of external pull-up resistor. Output signal is
high and low levels. After pull-up resistor is increased, output signal is high level by default. When
there is alarm output, output signal becomes low level.
Figure 1-5

Dahua DH-IPC-HDBW4421EP-0280B Specifications

General

Brand	Dahua
Model	DH-IPC-HDBW4421EP-0280B
Category	Security Camera
Language	English