Справочник Пользователя для Pelco FR85081
28
C1648M (4/05)
Specifications
VIDEO
Number of Channels
8
Modulation Type
Pulse code modulation, 8-bit resolution
Video Input
1.0 Vp-p, 75 ohms; NTSC, PAL, and SECAM
Bandwidth
6.5 MHz
Gain
Unity
Crosstalk
-50 dB typical at 3.58 MHz
Differential Gain
<1%
Differential Phase
<1.2°
Tilt
<1%
Signal-to-Noise Ratio
>60 dB (CCIR weighted)
DATA
Number of Channels
1
Data Communication
RS-232, RS-422, RS-485 (2-wire/4-wire), Manchester,
Bi-Phase
Bi-Phase
Maximum Baud Rate
500 kbps
GENERAL
Operating Temperature
-40° to 167°F (-40° to 75°C)
Input Power Requirements
12 VDC or 24 VAC, 600 mA
LED Indicators
Power
Video Present (per channel)
Carrier Detect
Data Tx
Data Rx
Video Present (per channel)
Carrier Detect
Data Tx
Data Rx
Dimensions
8.75” D x 3.48” W x 4.81” H
22.23 x 8.84 x 12.22 cm
22.23 x 8.84 x 12.22 cm
Unit Weight
3.50 lb (1.59 kg)
MECHANICAL
Connectors
Video
BNC (per channel)
Rack Power/Alarm
4-pin connector
Standalone Power
2-pin connector, screw terminal
Data
9-pin connector, screw terminal
Fiber Optic
ST for multimode fiber
ST or FC for single-mode fiber
ST or FC for single-mode fiber