User manual

Duplex Multiplexers User Manual Page 15
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Videoswitch VCM614d.doc
6. Specifications
6.1 Resolution
Multiplexed Image Quad/Multi Screen
Monochr
ome
832 pixels x 288 lines
x 256 shades of grey
832 pixels x 576 lines x
256 shades of grey
Colour 768 pixels x 288 lines
x 16 million colours
768 pixels x 576 lines x
16 million colours
6.2 Dwell Times
a) Auto Dwell Time 1 second to 255 seconds (4 minutes.)
b) Alarm Hold Time 1 second to 255 seconds (4 minutes.)
c) Alarm Cycle Time 1 second to 255 seconds (4 minutes.)
d) Relay Hold Time 0 seconds to 2550 seconds (40 minutes)
6.3 Video Inputs and Outputs
a) Camera Inputs 1.2V pk-pk max, optional 75Ω termination
b) Monitor Outputs 1V pk-pk when terminated by 75Ω.
c) VCR Record Output 1V pk-pk when terminated by 75Ω.
d) VCR Play Input 1.2V pk-pk max, 75Ω termination
Video Outputs are DC restored to <100mV.
6.4 VCR “STEP” Input
Step signal from VCR to indicate time lapse rate. This signal may be either “open collector”, +5V
or +12V pulses. A “pull-up” resistor may be optionally enabled.
6.5 Alarms
a) Inputs to suit Normally open or normally closed contacts
b) Alarm Outputs Change-over contacts, rated at 500mA, 24 Volts ac/dc.
6.6 RS232
a) Connector 3.5mm Jack
b) Data Format RS232, 9600 baud, async, 8 bits, 1 start, 1 stop, no parity.
6.7 Power Requirements
a) Voltage 190Vac - 240Vac 50/60Hz to the external power adapter.
b) Power 40 Watts maximum.
c) Isolation Class 2
6.8 Physical and Environmental
a) Operating Temperature 0 to +40°C.
b) Storage Temperature -20 to +70°C.
c) Humidity 5% to 95% non-condensing
d) Size (4,8 & 12 camera) 310 mm x 280 mm x 60mm
e) Size (16 & 20 camera) 442mm x 280mm x 72mm