Cameras and Domes

Day-Night Cameras

Type

 

 

Order No.

CCBS1225-LP

1/2" DSP Day-Night Wide Dynamic OSD Camera 480 TVL‚ PAL‚

2GF1118-8EA

 

12 V DC / 24 V AC

 

 

 

High resolution day-night camera with mechanical infrared cut filter‚

 

 

providing crisp aperture corrected and low-smear images 24 hours a

 

 

day. In night mode the camera is infrared sensitive and can be used

 

 

with infrared illumination. In night mode the camera is infrared sensi-

 

 

tive and can be used with infrared illumination. Advanced features

 

 

include 49-zone programmable back-light compensation‚ wide dynam-

 

 

ic‚ peak-white inversion and adjustable electronic shutter‚ ensuring the

 

 

best images all the time. The camera includes a built-in ID system for

 

 

addressing (via RS485 or TTL) and setup is via on-screen display menu‚

 

 

or via remote setup software. An alarm input triggers up to 4 digital

 

 

images‚ stored in the camera and remotely accessible. Supplied with

 

 

operation and parameterisation software.

 

 

Television standard

PAL: 625 lines‚ 50 fields‚

 

 

 

50 Hz (vertically)‚

 

 

 

15.625 Hz (horizontally)

 

 

Pixels

752 (H) x 582 (V)

 

 

Synchronisation

Internal: crystal

 

 

 

External: line-lock‚ video - or HD/VD

 

 

Horizontal resolution

480 TV lines

 

 

Minimum illumination

Colour mode: 0.045 Lux

 

 

 

(F1.2‚ AGC 39 dB) at 50 IRE

 

 

 

Mono: 0.008 Lux

 

 

 

(F1.2‚ AGC 39 dB) at 50 IRE

 

 

S/N ratio

>50 dB

 

 

Dynamic range

60 dB

 

 

Gain control

Selectable (ON/OFF)‚

 

 

 

gain (up to 36 dB)

 

 

White balance control

Manual / auto

 

 

Back-light compensation

Selectable (ON/OFF);

 

 

 

up to 49 windows

 

 

Infrared sensitive

880 nm‚ monochrome mode

 

 

Camera titles

24 characters

 

 

Lens mount

CS (C-mount adapter supplied)

 

 

Auto-iris lens control

Direct drive or Video drive

 

 

Dimensions (W x H x D)

74 x 60 x 125 mm

 

 

Power requirements

12 V DC / 24 V AC‚ 50 Hz

 

 

Power consumption

5 W

 

 

Weight

0.45 kg

 

 

 

 

 

 

 

 

 

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© Siemens Building Technologies Group

Page 18
Image 18
Siemens TFT, CRT manual Day-Night Cameras, CCBS1225-LP

CRT, TFT specifications

Siemens, a prominent name in electronics and engineering, has made significant contributions to display technology, particularly in the realms of Thin Film Transistor (TFT) and Cathode Ray Tube (CRT) displays. These technologies have paved the way for advancements in visual media, ranging from television sets to computer monitors.

TFT display technology, a type of LCD (Liquid Crystal Display), employs thin film transistors to produce brighter and more vibrant images. One of the main features of TFT displays is their ability to deliver high resolution and excellent color reproduction, making them ideal for various applications such as smartphones, tablets, and laptops. TFT screens utilize an active matrix approach, which allows each pixel to be controlled individually. This method results in faster response times and improved image quality, with less motion blur, compared to older passive matrix displays.

One of the key characteristics of TFT technology is its versatility in different settings. It supports a wide range of viewing angles, which enhances the user experience whether one is viewing the display head-on or at an angle. Additionally, TFT displays are known for their thin profile and lightweight design, contributing to the overall portability of devices that incorporate them.

On the other hand, CRT technology, which was once the standard for televisions and computer monitors, uses electron beams and phosphorescent screens to produce images. One of the defining features of CRTs is their ability to display deep blacks and a wide color gamut. CRT technology can achieve high refresh rates, reducing flicker and improving the quality of fast-paced visuals. However, CRTs tend to be bulkier and heavier than modern display technologies like TFT.

Despite the evolution towards flat-panel displays, CRT technology is still appreciated for its natural color and motion portrayal. Siemens has leveraged these characteristics to produce quality CRT monitors that were favored in professional settings, including graphic design and medical imaging, where color accuracy is paramount.

In summary, Siemens has played a vital role in advancing both TFT and CRT technologies. TFT displays are recognized for their high resolution, fast response times, and design versatility, while CRTs are celebrated for their rich color and depth. As technology continues to advance, the legacy of these display types remains influential in shaping modern electronic devices.