Owner's Manual

Document No. NOV-MNL-103

Control Panel and Location

The control is located on the top panel of the Defend 1050 near the front of the

unit.

The control panel layout is shown in Figure 1. The control features are listed

below:

Figure 1: Defend 1050 Control Panel layout.

1. ON/OFF power button

2. LED light indicator for ON/OFF power state

3. Airow speed selection button, reduce airow

4. LED lights (5 lights) indicating the active airow speed

5. Airow speed selection button, increase airow

6. LED light indicator of pressure drop check across HEPA lter

7. Pressure drop check button across HEPA lter

b. Power control

The control button on the furthest left-hand side of the control panel is for

switching the device ON/OFF; the power button. The power button is clearly

illuminated with a blue LED to indicate when the device is on. The blue LED is

illuminated when in the ‘ON’ mode and non-illuminated when the device is in

the ‘OFF’ mode.

c. Airowcontrol

The control allows the user to select the device airow using selection button

‘+’ on the right-hand side for incrementing the air ow setting to a higher airow,

and ‘-’ on the left-hand side for decreasing the air ow setting to a lower air ow.

The air ow setting level is clearly indicated by illuminating a series of blue LEDs

in sequence (from left to right) according to the speed setting (e.g. two LEDs for

speed II, three LEDs for speed III). The Defend 1050 has 5 selectable air ow

speeds.

5 6 7

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