กล้องแบบโดมความเร็วสูงติดตามอัตโนมัติ (20 ซีรี่ส์ / 872/873 871 กล้อง )

Features:
High strength, good heat dispersion
Built-in OSDmenu. Revisingthe speed dome's information and parameter by keyboard and OSD menu, the preset position, limit position scan, pattern scan, patrol scan and auto pan scan can be set and called.
Leisure action function: The speed dome can default to run limit scan home place, patrol scan, pattern scan, preset positions when at leisure.
Power up action function: The speed dome can default to run limit scan, alternate scan, home place, pattern scan, patrol scan and the preset position when power up 1 home place, 4patrol scans, 4pattern scans, up to 256 preset positions. 6 privacy masking zones
Built-in step motor, more smooth, high sensitivity
Pan speed is adjusted automatically with different zoom
Protocol: PELCO-D, PELCO-P
Auto focus, auto white balance, auto back light compensation
Fan is controlled automatically and intelligently
Information protection when power off
Built-in surge and limited lightning protection
Alarm function: Alarm input, alarm out, timing alarm, defence set etc.
Real time clock function: Display date, time, timing run set etc.

Specifications:
Model 87130-6G4 87136-6G4
87230-6G4 87236-6G4
87330-6G3 87336-6G3
Camera SANYO
Signal System PAL/NTSC(Optional)
Color Image Sensor 1/4 Inch EX-view HAD CCD
Horizontal Resolution 540TVL
Video Output 1.0± 0.2VP-P 75Ω
Rotary Speed Horizontal: 0.05° ~400° /S; Vertical: 0.05° ~300° /S
Effective Pixels 440k pixels
Lens Optical zoom 30X, f=3.5mm(WIDE)~105mm(TELE) Optical zoom 36X,
F=3.4(WIDE)~122.4mm(TELE)
Digital Zoom 16X(480X) 16X(576X)
View Angle
(Horizontal Direction) 56.4° (near)~2° (far) 57.8° (near)~1.7° (far)
Min. Illumination Color: 0.05Lux; B&W: 0.0015Lux Color: 0.04Lux; B&W: 0.0013Lux
Switch Mode D/N Switch
S/N Ratio ≥ 48dB
Electronic Shutter 32X~1/10, 000S
Rotary Degree Horizontal 360° Continuous Rotation; Vertical 0° ~90° With Auto Reverse
Auto Patrol 4 Patrol Scan, 14 Preset Points Sequence Switch
Preset Points 256
Pattern Scan 4Pattern Scan Routes
Privacy Zone 6
Alarm Input 4-Channel
Alarm Output 2-Channel
Control Mode RS-485
Auto Track YES
Color/ Black Function Auto/Manual
Gain Control ON/OFF
Back Light Compensation Multi/Center/Off
IR Wavelengh Passed YES
Communication Baud Rate 2400bps\4800bps\9600bps\19200bps
Range of Address Code 0~255
Power Consumption 20W(Without Heater)/50W(With Heater)
Operating Temperature -25degree ~70degree(Without Heater)/ -50degree ~ 70degree (With Heater)
Power AC 24V/3A