Hach 900 MAX ユーザーズマニュアル

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Section 4
Page 67
8990sensors.fm
Submerged Pressure Sensor
Vertical Orientation Only
a.
Place the sensor under at least 16 cm (6 in.) of water in a vertical 
orientation. Make sure the sensor is stable and not moving around. 
Then press 
ACCEPT
 to continue.
b. Carefully measure the depth (D
1
) from the surface of the water to the 
first weld mark that encircles the sensor body just above the breather 
vent holes (
). The weld mark indicates the location of the 
internal diaphragm.
c.
Enter the depth (D
1
) and press 
ACCEPT
 when done.
Figure 19
Measuring Submerged Depth, Vertical Orientation
Horizontal Orientation Only 
Note: Always check the Level 
Adjust when reinstalling the sampler 
following a calibration.
a.
Place the sensor under at least 16 cm (6 in.) of water in a horizontal 
orientation. Make sure the sensor is stable and not moving around. 
Then press 
ACCEPT
 to continue.
b. Measure the depth from the bottom of the bucket to the surface of the 
water (D
1
) and enter the value. Press the 
ACCEPT
.
Figure 20
Measuring Submerged Depth, Horizontal Orientation
1.
Gray Band
2.
Breather Vents
3.
Detachable Nose Cone
D
1
1
2
3
D
1