Bell System bellview - Model VDC6 Video Distributor PCB; Model 819 S 2 Door Video Switching Unit

Bell View Video Entry System
26
Model VDC6 Video Distributor PCB
Size 112 mm x 164 mm x 25 mm
Supply Voltage 10 V DC min.
15 V DC max.
Current Consumption 100 mA max. (excluding Telephones)
No. of Buffered Outputs 6
Telephone Supply (any
‘+ -’ OUT terminal block)
0.75 A max. (short circuit protected)
Input (‘IN’) signal 1 V pk-pk Composite Video
Input (‘IN’) impedence 5 KS (LK1 removed)
75 S (LK1 fitted)
Output (‘OUT’) Impedance 75 S Line Matched
Signal Loss ‘IN’ to ‘OUT’ 1.4 dB Typical
Temperature Range 0EC to 50EC
Model 819S 2 Door Video Switching Unit
Size Boxed - 240 mm x 190 mm x 50 mm
PCB only - 177 mm x 137 mm x 40 mm
Supply Voltage (regulated) 10 V DC min.
15 V DC max.
Current consumption 305 mA max.
Lock outputs 12 V DC @ 0.5 A max. resistive or inductive
Lock Time 3, 5, 10, 20 Seconds
Call / Active Time 30, 60, 90 or 120 seconds
Engage lamp outputs 12 V DC @ 0.1 A max.
No. of Doors 1 or 2 expandable to 8 (extra units)
Temperature Range 0EC to 50EC