Honeywell HRDP DVR Manuale Utente

Installation 
 

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24 
 

 

The RS485 connector can be used to control Pan / Tilt / Zoom 
(PTZ) cameras. See the PTZ camera manufacturer’s manual 
for configuring the RS485 connection. 

Use the RS485 connector for external control 

systems such as a control keyboard. Connect  
RX-/TX- and RX+/TX+ of the control system to the 
TX-/RX- and TX+/RX+ (respectively) of the DVR. 

 

 

To make connections on the Alarm Connector Strip, press and hold the button 
and insert the wire into the hole above the button. To disconnect the wire press 
and hold the button below the wire and pull out 

In 

 

 

Use external devices to send a signal 
to the DVR when an event occurs. 
Mechanical or electrical switches can 

be wired to the Alarm In and Ground 
(GND) connectors. 

 

Note 

All connectors marked GND are common. Connect the ground side 
of the alarm input and/or alarm output to the GND connector. 

To make connections on the Alarm Connector Strip, press and hold the button 

and insert the wire into the hole above the button. To disconnect the wire press 
and hold the button below the wire and pull out. 

Out 

 

 

The DVR can activate external 
devices such as buzzers or lights. 
Connect the external device to the 
Alarm Out and Ground (GND) 
connectors. See Sensor 

Configuration in the manual for more 
details.