Bosch VEN-650V05-2S3F Bedienerhandbuch PDF herunterladen (Seite 32)

EX65 Explosion-protected Camera Operation | en 33

Bosch Security Systems, Inc. Instruction Manual F.01U.412.061 | 1.0 | 2011.03

8.5.3 Synchronization submenu

8.5.4 Alarm I/O submenu

8.5.5 Connections submenu

Item Selection Description

Synchronization Internal

Line lock

HV lock,

Genlock,

Internal - for free running camera operation.

Line lock - to lock to the AC power supply

HV lock - locks the camera to the sync signal supplied to

the SYNC connector.

Genlock - locks the camera’s subcarrier to the signal

supplied to the SYNC connector.

Horizontal phase -25 . . 0 . . +25 Adjusts the horizontal phase offset.

Subphase 0, 2 . . . 358 Adjusts the subcarrier phase.

EXIT Returns to Install menu.

Item Selection Description

Alarm input None, high,

low

Select none to disable the alarm input. Select active-high

or active-low for the alarm input connector.

Alarm action None,

Mode 1 to 6,

Mono

Selects the operating mode of the camera when the alarm

input is active.

Alarm output VMD,

External

device,

Night mode

active,

Filter toggle

VMD: - output relay closes on VMD alarms.

External device: - make the output relay available to

remote communication devices.

Night mode active: - output relay closes when camera is in

monochrome mode.

Filter toggle: - output relay closes just before the IR filter

starts moving and opens when video level has stabilized

(2 to 3 seconds)

EXIT Returns to Install menu.

Item Selection Description

Sync. input High Z,

75 ohm

Select 75 ohm if the external sync input is not

terminated elsewhere.

Notch filter On, Off Switches notch filter on or off. The notch filter can

remove a Moiré pattern or color artifacts caused by

closely spaced vertical lines or objects (e.g. vertical

security bars over windows).

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