90 en | Technical specifications Digital Video Recorder 440/480 Series
AM18-Q0605 | v2.0 | 2012.04 Installation and Operation manual Bosch Security Systems
10 Technical specifications

10.1 Electrical

Voltage and Power
Video
Audio
Alarm Handling
Control
Connectors
External power adapter AC input 100-240 VAC; 50/60 Hz; 1.8 A
External power adapter DC output 12 VDC; 3 A
DVR power input 12 VDC; 3 A; 145 BTU/h
Internal battery Lithium: CR2032, 3 V, 225 mAh
Inputs Composite video 1 Vpp, 75 ohm (RG54)
Outputs Monitor A - VGA RGB
Monitor B - 1 Vpp, 75 ohm (RG54), sync 0.3 V ±
10%
Video standard SVGA
PAL/NTSC auto-detect or menu selectable
Resolution SVGA 800 x 600 or 1024 x 768 or 1280 x 1024
704 x 576 PAL - 720 x 480 NTSC
AGC Automatic adjustment of gain for each video input
Digital Zoom 2 times
Compression H.264
Input Mono RCA, 1 Vpp, 10k ohm
Output Mono RCA, 1 Vpp, 10k ohm
Sample rate 8 kHz per channel
Compression ADPCM
Inputs 4 configurable NO/NC
max input voltage 15 VDC
Output 1 relay outputs; configurable NO/NC max rated
30 VAC - 24 VDC - 0.5 A continuous
RS232 Output signals according to EIA/TIA-232-F, max
input voltage ±25 V
RS485 Conform RS485
max signal voltage -8 V - +12 V
Video inputs 4/8 BNC
Audio input 1 RCA (CINCH)
Ethernet RJ45, 10/100BaseT according to IEEE802.3
Monitors BNC (1), VGA D-sub (1)
Audio output 1 RCA
Alarm connectors Screw terminal inputs, cable cross section
AWG 26-16 (0.13-1.5 mm2)
RS232 DB9 male