Campbell-scientific OBS500 Smart Turbidity Meter with ClearSensor Tech Instrukcja Użytkownika Pobierz pdf (Strona 41)

OBS500 Smart Turbidity Meter with ClearSensor™ Technology

the current usage. Therefore, increased current usage indicates that the

wiper needs to be cleaned (see step 2).

4. Mount the sensor between 45 degrees pointing down to vertical hanging

down.

7.7.1 Wiper Removal Procedure

1. Remove the stop screw in the OBS500 housing at the end of the

shutter/wiper slot.

2. Remove the 4-40 flat head screw and copper plate to expose the drive shaft

access port (FIGURE 7-9).

3. Insert a slot screw driver (2.5 mm (0.1 in.) wide blade) into the access port

(FIGURE 7-10).

4. Engage the end of the drive shaft and then rotate clockwise until the

shutter is free (FIGURE 7-10 and FIGURE 7-11).

Keep track of all of the components (FIGURE 7-12

5. Reassemble by reversing the steps.

FIGURE 7-9. Remove the screw

CAUTION

Remove 4-40

flat head screw

Copper plate

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 63 64

Brak uwag

Campbell-scientific OBS500 Smart Turbidity Meter with ClearSensor Tech Instrukcja Użytkownika Strona 41