Local Basic Operation 185
The surveillance environment shall not be too complicated. The IVS function is not suitable
for the environment of too many objects or the changing light.
The surveillance environment shall not contain glasses, reflection light from the ground, and
water. Free of tree branches, shadow, mosquito and bugs. Do not use the IVS function in
the backlight environment, avoid direct sunlight.
Step 1 Select Main Menu > AI > PARAMETERS > IVS.
The IVS interface is displayed. See Figure 4-127.
Figure 4-127
Step 2 Select a channel from the dropdown list.
Click Add and then set corresponding rule. See Figure 4-128.
Click to delete the selected rule.
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