UV-9+Cure+Module+7269348_B+Manual.pdf - 第55页

4.6 Internal UV Radiation Trap Fla p Height Adjustment The height of the radiation tra p flaps can be adjusted to accomm odate the he ight of compone nts on the top of the b oard. Radiatio n trap flaps restrict t he UV l…

To disable the automatic width adjustment:

1. Click on the

Control button on the Main Menu.

2. Select

Auto Width.

 The Auto Width menu opens (Figure 4-4).

3. Click on

Disable.

Figure 4-4 Auto Width Disabled

4.5 UV Module Height Adjustment

There are three possible heights for the top module on the UV-9 Cure Module.

• 75 mm (from conveyor to UV module)

• 110 mm (from conveyor to UV module)

• 140 mm (from conveyor to UV module)

The different settings allow for variations in the irradiance range.

4-4 Adjustments

4.6 Internal UV Radiation Trap Flap Height Adjustment

The height of the radiation trap flaps can be adjusted to accommodate the height of components on the

top of the board. Radiation trap flaps restrict the UV light from radiating towards the outside of the oven.

To set the Internal UV Radiation Trap Flap Height:

1. Open the hood and remove the two UV radiation traps from the tunnel (Figure 4-5).

Figure 4-5 UV Radiation Trap Modules

2. Place them upside down on a table with the handles underneath.

3. Loosen the four screws (two at each end) (Figure 4-6).

Figure 4-6 Trap Flap Adjustment Screws

4. Pivot the trap flaps to the correct height and re-tighten the screws.

5. Place the UV radiation trap back on the tunnel.

Adjustments 4-5

4.7 Internal UV Radiation Shutters Height Adjustment

The height of the radiation trap shutter can be adjusted to accommodate the height of components on the

underside of the board.

To set the height of radiation trap shutter:

1. Open the hood and remove the two UV radiation traps from the tunnel.

 There are four shutters, two at the entrance and two at the exit of the oven (Figure 4-7).

Figure 4-7 UV Radiation Trap Shutters

2. Loosen the two screws on each shutter and slide the shutters up or down to the correct

height and retighten the screws.

4-6 Adjustments