Honeywell HD6 Series, Руководство пользователя

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Rev. 1.02 96 900.0679
22-June-2006
8.3 CONTROLLING SCAN ASSEMBLIES
•
The 18X True Day/Night and 23X Wide Dynamic Range & True Day/Night
cameras
also have a NightShot mode that can be set to auto or manual mode of operation. If
the camera goes into the slow shutter mode as described above and reaches the
programmed auto NightShot setting, the camera automatically pulls the IR filter and
goes to black and white to increase the video sensitivity.
• The IR block filter in the cameras can be controlled manually through the setup
menus or by sending the scan to a preprogrammed PreShot reserved for the
NightShot mode.
PreShot 94 is reserved for Honeywell Maxpro mode, Honeywell VCL, Pelco P Code,
or Pelco D Code Control Systems.
If: Then:
The scan is set to manual control Iris Open on the controller lightens the scene.
Iris Close on the controller darkens the scene.
In manual exposure control mode, the shutter
first goes from 1/10000s to 1/60s (1/50s). The
iris then goes from F22 to F1.4 (F3.1) and the
gain goes from 0dB to 28dB. Finally, the
shutter goes from 1/60s (1/50s) to 1.0s.
The unit is powered down then
back up The scan comes back up in the iris mode it
was in when it was powered down.
8.4 FREEZE / UNFREEZE VIDEO
The freeze/unfreeze video function described in Section 6.4 can be invoked using
PreShot 95 .
8.5 FLASHBACK OPERATION
The flashback function described in Section 6.5 can be invoked using PreShot 96 .