CBC DR4N Manual de usuario descargar pdf (Pagina 3)

3) When using an optional internal CD-R/W drive with the DR4N, you may

only use up to 3 IDE hard disk drives.

b. The DR4N shall support Manual, Scheduled, and Alarm-triggered recording.

c. The DR4N shall support user programmable picture capture rates that can be

programmed on a per-camera, per hour basis. All cameras shall be

programmable to capture images in one of the following operating modes:

1) Continuously, regardless of alarm or motion conditions

2) Alarm, triggered by an analog (dry contact) alarm input

3) Motion, triggered by area-defined motion detection, adjustable sensitivity.

4) Alarm, triggered by an HDD event (temperature or HDD fail)

d. At a minimum, the DR4N shall support the following global image capture rates

(NTSC system) :

1) 120 ips @ CIF resolution

2) 60 ips @ 2CIF resolution

3) 30 ips @ 4CIF resolution

e. The DR4N shall support an alarm record mode that is user programmable. At a

minimum, it shall support the following alarm mode global image capture rates

(NTSC system):

1) 120 ips @ CIF resolution

2) 60 ips @ 2CIF resolution

3) 30 ips @ 4CIF resolution

f. The DR4N shall allow the user to select whether the hard disk recording should

automatically overwrite data (starting with the oldest data first).

g. The DR4N shall support encoding of video using the following resolutions:

1) 704 x 240 (4CIF)

2) 704 x 240 (2CIF)

3) 352 x 240 (CIF)

h. The DR4N shall have image quality settings, that are adjustable on a per

camera basis by the end user, including the following:

1) Highest (largest file size, highest quality)

2) High

3) Normal

4) Low (smallest file size, lowest quality)

i. The DR4N shall support an image equal to or greater than that of a time-lapse

video recorder set at the lowest setting, while maintaining all other performance

criteria described in this document.

j. The DR4N shall support from zero to five (5) seconds of pre-alarm/motion

recording, maintained in a buffer, and shall append this buffer to the beginning

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CBC DR4N Manual de usuario Pagina 3