External devices
57
Siemens Building Technologies
Fire Safety & Security Products 01.2008
16.3 Control panels CKA4810/CKA4820
The control panels CKA4810 (membrane keyboard) and CKA4820 (rubber keypad)
are used for controlling cameras with pan/tilt facility that are connected either
directly (RS485) or via RS485 / RS232 and RS232 / RS485 converters.
Control elements are provided for this and are divided into three groups (see
Fig.
30).
z Group 1: Selection keys
Numeral keys "0" .. "9" "Cam", "Mon", "Mem", "Pos", "Start", "Stop"
z Group 2: Function keys
"F1" .. "F10"
z Group 3: Camera control
, , "0", , Joystick
Fig. 30 Control elements of the CKA4810/4820
Description of the selection keys
Key / Key sequence
Camera selection for the PTZ control Camera no.
Camera selection for the enlarged view Camera no. + “Cam“
Switch camera to external monitor
Camera no. + „Cam“ + Monitor no. +
„Mon“
Drive to set position Position no. + “Pos“
Start automatic picture sequence “Start“
Stop automatic picture sequence “Stop“
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