IO Industries Inc.
6.4.10 Calculate Required Storage
Use the following formula to calculate the total
Required Storage
in GB:
[
Streaming Data Rate
(
MB
/
s
)×
Required Record Duration
(
Seconds
)]
1024
Equation 8: Required Storage
6.4.11 Select Appropriate VidIO Drive Module
Use the following formula to determine the required
Drive Module Capacity:
Required Storage
(
GB
)
Drive Module Quantity
Equation 9: Appropriate VidIO Drive Module
Using the
Drive Module Capacity,
consult the table below to select an appropriate VidIO Drive
Module. Any module with a capacity greater than the value returned by the formula is suitable.
VidIO Drive Module
Capacity in GB
VIDIOMOD240
223.6
VIDIOMOD480
447.1
VIDIOMOD960
894.3
VIDIOMOD1920
1788.5
VIDIOMOD3840
3577.0
Table 32: VidIO Drive Module Capacities
6.4.12 Calculate Maximum Recording Duration
Actual storage is usually greater than the
Required Storage.
Use the following formula to determine the actual
Maximum Recording Duration
in seconds:
Drive Module Capacity
(
GB
)×
1024
×
Drive Module Quantity
Streaming Data Rate
(
MB
/
s
)×
1.01
Equation 10: Maximum Recording Duration
Some example calculations are displayed on the next few pages.
DVR Express® Core 2 MAX – User's Manual
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