User manual PHILIPS VCM7A77

[. . . ] For more detailed information about the installation and operation of the system monitor you should consult the monitor manuals. Remarks: * When the system configuration is altered, the system monitor needs to check and memorise the cameras and accessories connected to its inputs. This is done automatically when the power is switched on (rear switch). [. . . ] Connect the adaptor to the mains and to the external supply socket (7) at the back of the camera. 7 Focus adjustment · Adjust the focus ring of the camera lens to obtain optimal image sharpness. Remark: If still no sharp object image is obtained, you should adjust the back-focus of the camera. 1 R< FA Back-focus adjustment · · · · · Caution: Back-focus adjustment is only necessary when no sharp object image is obtained with the focus adjustment ring. Set focus adjustment ring to Far or Infinity (1). CL 66610005_304B. AI Aim the camera at an object at least 15 metres/45 feet away. Remark: When bright light sources are positioned within thecamera view field; dim the light source. Rotate the lens, including the CS-mount ring, until the video image on the monitor is sharp. Tighten the back-focus locking ring (2), while keeping the lens in place. 1 2 > NEAR R< FA > NEAR 3 CL 66610005_305. AI Camera sound on/off Use switch (9) to enable or disable the built-in camera microphone. Outdoor use The camera switches to specific settings optimised for outdoor use when connecting an auto-iris lens. For outdoor use a protective cover has to be used to protect the camera. When the camera is used outdoors an auto-iris lens is recommended. 9 On Off CL 66610005_306. AI 8 Using a different lens The CS-mount of the camera allows you to use other lenses. The field of view (= covered area) of an 8mm lens is half of the field of view of the 4mm lens (see figure below). d V Horizontal field of view in meters (V) 4 2 0 0 2 4 6 8 Distance object to camera in meters (d) 8 mm 10 CL 66610005_308A. AI Perform the following steps to change a lens: · Point the camera downwards. This to minimize possible deposit of dust on the inside of the camera when the lens is removed. · Remove the old lens by turning it counter-clockwise (1). 1 Do not release the back-focus locking ring (2), otherwise you may have to readjust the back-focus of the camera. [. . . ] Never touch the glass of the camera lens to prevent its delicate coating from damaging. Avoid direct contact with water. 10 Technical specifications Pick-up element Pixel elements 5 Resolution Gain control Lens Iris Light sensitivity 1/3" solid state CCD 12 (H) x 582 (V), PAL interlaced, or 512(H) x 492 (V), NTSC interlaced 330 TVL automatic See: Using a different lens Electronic iris When connected, an auto-iris lens overrides the electronic iris. · 0. 3 lux minimally acceptable picture with standard lens (F1. 2) at 3200K, transmission 86%, scene reflection 100% · 0. 5 lux, 50ire (-6dB) with standard lens (F1. 2) at 3200K, transmission 86%, scene reflection 100% Not for continuous use above 2k lux with standard lens (F1. 2) For outdoor use an auto-iris lens is recommended. [. . . ]