视频对讲机 KNZD-37W

求助门禁船舶

Présentation
The door intercom with camera is a door-mounted intercom specially installed outside the door. It integrates a high-definition camera and push-to-talk functionality to provide video and full-duplex two-way voice communication. The exterior is stainless steel (SUS304), durable and corrosion-resistant. Can be wall-mounted or embedded. Suitable for flats, villas and multi-tenant buildings.

Caractéristiques principales

• Main body: full stainless steel body, solid and temperature resistant
• Handset-free operation with loudspeaker
• Automatic lightning protection to ITU-T K21 standard
• Waterproof grade IP65 (can be improved to IP67)
• Metal shell with grounding device and internal circuit insulation for electromagnetic shielding
• Support hotline call, automatic ring off if the other side closes
• SMTC craftwork manufacturing
• Super thin and smart design; embed style and hanging style optional
• Optional: call duration limit (e.g., 5 minutes) with auto hang-up
• Quality management: telephone has ISO9000(2000) certificate

Fonctionnalités vidéo et communication
The intercom includes an HD camera to observe visitors and verify identity. Supports integration with PABX/PBX systems. Supports PoE power supply and network (IP intercom) for remote management. Mobile app answering available to view and speak to visitors remotely and to unlock doors via electric lock (uses mobile data or LAN).

Applications
Public telephone for indoor/outdoor use, elevator phone, taxi or bus stands/stations, highway call box, railway/metro, ATM machines side, tunnel, port/dock, mines, generation facilities. Ideal for wet or corrosive atmospheres.

Spécification (extrait)
Model: KNZD-37W
Size: 220 X 150 X 60 mm
Material: SUS304
Pickup device: 1/3 OV7949 CMOS
SYS: PAL / NTSC
Effective Pixels: 268(H) x 586(V) x / 510(H) x 496(V)
Sensing Area: 5.961 mm x 4.276 mm
Scanning System: 2:1 Interlaced Scanning
Sync System: Internal Synchronization
Sharpness: 420 TV lines
Horizontal Sync Frequency: 15.625 KHz / 15.734 KHz
Vertical Sync Frequency: 50 Hz / 60 Hz
Minimum Illumination: 0 Lux / F2.0 with IR
Video Output: 1.0 Vp-p, 75 Ω
Gamma Coefficient: 0.45
AGC: Auto
Signal-to-Noise Ratio: >48 dB
White Balance: Auto
Electronic Shutter: 1/50-1/80000(s) / 1/60-1/80000(s)
Backlight Compensation: Auto
Current: 80 mA ± 10%
Voltage: DC 12V ± 10%
Operating Temperature: -20°C ~ 50°C, RH 95% MAX
Storage Temperature: -30°C ~ 60°C, RH 95% MAX
Lens: 3.6 mm F = 2.0
Camera Angle: 90°
Weight: 25 g

Caractéristiques / Spécifications techniques

• Model: KNZD-37W
• Material: SUS304 stainless steel
• Dimensions: 220 X 150 X 60 mm
• Camera: 1/3 OV7949 CMOS, PAL/NTSC
• Effective pixels and sensing area: 268(H) x 586(V) or 510(H) x 496(V); 5.961mm x 4.276mm
• Sharpness: 420 TV lines
• Min. illumination: 0 Lux with IR (F2.0)
• Lens: 3.6 mm, F2.0; viewing angle 90°
• Power: DC 12V ±10% (PoE supported in system setups)
• Current consumption: 80 mA ±10%
• Operating temp: -20°C to 50°C; Storage: -30°C to 60°C
• Waterproof rating: IP65 (upgradeable to IP67)
• EMC/protection: Lightning protection to ITU-T K21; grounded metal shell
• Communication: Full-duplex voice, handset-free, supports PABX/PBX integration and mobile app answering