Model Number

 NT-B20MR

 NT-B20MS

 NT-B20HS

Scanning System

NTSC

525 lines 2:1 interlace

PAL

625 lines 2:1 interlace

Scanning Frequency

NTSC

15,734Hz(H) , 60Hz(V)

PAL

15,625Hz(H) , 50Hz(V)

Effective Pixels

NTSC

512(H) x 492(V)

510 (H) x 492(V)

768 (H) x 492(V)

PAL

512(H) x 582(V)

500 (H) x 582(V)

752 (H) x 582(V)

Electronic Shutter

NTSC

1/60-100,000sec.

PAL

1/50-100,000sec

Image Device

1/3" SHARP CCD

1/3" SONY Super HAD CCD

Horizontal Resolution

420 TV lines

540 TV lines

Sensitivity

0.3Lux, 0 Lux at IR on

0.2Lux, 0 Lux at IR on

0.5Lux, 0 Lux at IR on

Signal to Noise

More than 48dB

Gain Control

AGC

White Balance

Auto ATW 2500-9500 ° K

BLC

Auto

Gamma Correction

0.45

SYNC System

Internal

Lens/Focus point

4.3mm (Optional 6mm, 8mm )

Video Output

1.0 Vp-p, 75 Ohm

IR LED

24 units 850nm infrared LED

IR Distance

20~25 meters (Subject to IR reflection conditions )

IR Status

IR on: Under 10 Lux, by PT auto control

LED life

More than 10,000 Hours

Protection Class

IP 66

Power Requirement (± 10%)

DC12V, 500mA

Power Consumption (± 10%)

IR on: 300mA, IR off: 80mA

IR on: 300mA, IR off: 100mA

Construction

Aluminum with sunshield weatherproof

Operation Temp.

Operating: -20 ~ + 55 °C , Storage: -30 ~ + 80 °C , Humidity:0~95%RH

Dimensions ( mm )

60 (R) x 68.7 (H) x 99.5(L)

Weight ( N.W)

265g

Design and specifications are subject to change without notice.