Prenapetostna zaščita za ptz kamere (video, rs485, 12v dc / 24 ac) « NazajNaša šifra:TOPSD5
Statistike kažejo, da okoli 25 odstotkov škode elektronske opreme, ki jih povzročajo prenapetosti povzročijo iz elektromagnetnega polja v bližini udari strele. |
Specifikacije
Bolj podrobno: | |
| Montažni elementi, bolj podrobno... | Prenapetostna zaščita |
Opis
TOPSD-5 prenapetostno omejevalnik je namenjen Speed Dome kamere prenapetostno zaščito.Naprava ščiti:
- Video linije (symetrical or coaxial)
- RS-485 line
- 12V DC power line
- 24V AC power line
Tehnične lastnosti.
|
Connectors type: |
Terminals |
|
Operation temp. / relative humidity: |
from -50°C to +55°C / <95% |
|
Dimensions / weight: |
120 x 91 x 37 mm / 112 g |
|
VIDEO LINE: |
|
|
Threshold voltage (wire / wire): |
> 2.4V |
|
Threshold voltage (wire / ground): |
> 18.4V |
|
Maximum stroke current (8/20µs): |
5kA |
|
Wire serial impedance: |
1Ω |
|
Capacitance: |
< 7pF |
|
Reaction time: |
15ns |
|
RS-485 LINE: |
|
|
Threshold voltage (wire / wire): |
> 8.2V |
|
Threshold voltage (wire / ground): |
> 19.4V |
|
Reaction time: |
15ns |
|
Maximum stroke current (t=8.3ms): |
30A |
|
12V DC POWER LINE: |
|
|
Threshold voltage (wire / wire): |
> 15V |
|
Threshold voltage (wire / ground): |
> 47V |
|
Maximum stroke current (8/20µs): |
5kA |
|
Reaction time: |
15ns |
|
24V AC POWER LINE: |
|
|
Threshold voltage (wire / wire): |
> 36V |
|
Threshold voltage (wire / ground): |
> 47V |
|
Maximum stroke current (8/20µs): |
5kA |
|
Reaction time: |
15ns |
ATTENTION! Any installation work cannot be led during thunderstorm. The OPSD-5 requires good quality grounding installation. The limiter should be placed as near as possible to the guarded appliance
Shema:
1. video ground, 2. video(-), 3. video(+), 4. RS-485(-), 5. RS-485(+), 6. DC 12V(-), 7. DC 12V(+), 8. AC 24V, 9. AC 24V, 10. ground, 11. AC 24V, 12. AC 24V, 13. DC 12V(+), 14. DC 12V(-), 15. video ground, 16. video(-), 17. video(+), 18. RS-485(-), 19.RS-485(+)
Priklop:
