CCTV keyboard controller NKB-1000 Dahua

Today, CCTV cameras with the advancement of technology have different types in terms of appearance and performance, so that these surveillance systems with the variety that has emerged between them are available for a variety of locations with different applications. Today, we see that these CCTV cameras are used in all kinds of open and closed places, and because most people are familiar with the performance of CCTV cameras, as soon as someone wants to improve security or surveillance, they use CCTV cameras go for this purpose. One of the types of CCTV cameras today, which is a rotating type, have the ability to move in different directions, which makes the CCTV camera have a wider viewing angle to capture the environment and thus cover a wider area. . For this reason, a device for easier control of these CCTV cameras has recently been developed, which is called a control keyboard handle or device (JoyStick).

As mentioned, this device can be used in a variety of CCTV cameras that have the ability to rotate and can be used in a variety of analog, analog HD and network systems.

What are the parts of the controller keyboard device?
Lever: Using the lever, you can easily change the angle of view of the CCTV camera for proper viewing, and even adjust the amount of image on the subject using this lever.
Keyboard: Using the keyboard, you can use the same lever to adjust the angle of view and the zoom of the camera on a subject, and you can also use the numbers that are available on the camera to adjust the number of the camera you want. Choose what to do on it.
Screen: Using the screen installed on the controller device, the user can watch the angle and zoom level on the subject through the same screen of the controller device, which means better comfort.
Ports: They are installed in order to supply power to the controller device and send / receive control signals, which we will examine in the following.

What are the ports installed on the controller keyboard device?

Adapter port: Using a male end of the power adapter required by the device, which is 12v.
RS-232 port: This port is used to connect to a DVR.
RS458 port: In order to be able to set up all live cameras and other rotating cameras with the controller keyboard, we need to connect them to the controller keyboard device through the RS458 interface.
USB port: Using this port, you can connect storage devices such as flash to the device to back up the image and other peripherals such as a mouse.
RJ11 port: This can be used to connect to a telephone line.
Keys: On the back of this device, 3 keys are installed in this device in order to disconnect, set the mode and select.