
SPEEDDOME OPTIMA LT INDOOR CAMERA DOME INSTALLATION AND SERVICE GUIDE (8200-0181-01, REV. C)
13 of 14
Electrical Specifications
Power Line
Input voltage .......................... 18–30Vac, Class 2
Limited Power Source
Design tolerance .................... 16–36Vac
Line frequency ....................... 50/60Hz
Power consumption................ 21W max.
Power on inrush current ......... 3A
Allowable drop out:................. 33ms
Connector: ............................. Plug-in Euro-style terminal
block 5.08mm
Max. cable distance ............... See chart on page 4.
Surge Protection
Video output........................... Gas discharge tube rated
at:
·
8/20µs impulse
discharge current: 10kA
·
Ten 8/20µs impulses
discharge current: 5kA
3.9 ohm series resistors
Low capacitance Zener
suppressor 6.5V 1500W
Power line .............................. Gas discharge tube
impulse rated at:
·
8/20µs impulse
discharge current: 10kA
·
Ten 8/20µs impulses
discharge current: 5kA
TVS rated at 60V, 250A,
1.5 Joules, 8/20µs
impulse
SensorNet/Manchester .......... Gas discharge tube
impulse rated at:
·
8/20µs impulse
discharge current: 10kA
·
Ten 8/20µs impulses
discharge current: 5kA
Isolation transformer
coupled, 2000Vrms
PTC resettable fuse
protects transformer
TVS rated at 5.6V, 40A,
0.1 Joules, 8/20µs
impulse
SensorNet Communications
Address range ........................ 0 to 255
Bit rate: ................................... 230.4Kbps
Network distance.................... 1km
Maximum loads ...................... 32 per node
Node repeaters....................... SensorNet junction boxes
Cable topologies..................... Daisy chain
Backbone
Star
Transmission medium ............ Single non-polarized
unshielded twisted pair
UTP 22AWG
Wire configuration................... Single unshielded twisted
pair UTP 22AWG non-
polarized
Connector:.............................. Plug-in Euro-style terminal
block 5.08mm
Terminating resistor ............... 120 ohms, switch
selectable
Manchester Communications
Address range ........................ 1 to 64
Bit rate .................................... 31Kbps
Network distance.................... 1.5km
Maximum loads ...................... 32 per node
Node repeaters....................... SensorNet junction boxes
Cable topology........................ Daisy chain
Transmission medium ............ Single polarized twisted
pair 18AWG (Beldon
8760)
Connector............................... Plug-in Euro-style terminal
block 5.08mm
Terminating resistor ............... 120 ohms, switch
selectable