Hach MET ONE 6003 User Manual page 10

Install the sample probe
Refer to Sample probe guidelines
prevent contamination of the instrument and to get a representative
sample of the area. The position of the sample (isokinetic) probe is
important for count accuracy.
Sample probe options
Optional kits are available for sample probe installation. Refer to
Figure 6.
• Direct mount—No kit is necessary. The sample probe is installed on
a short piece of tubing directly on top of the sample air inlet fitting on
the instrument. Use direct mount installation when the instrument can
be put in the location where the sample is collected. Use the direct
mount installation to keep particle loss to a minimum.
• Wall mount, 90 degree—The probe is connected to a stainless steel
tube (90 degree) and a wall bracket.
• T-type wall bracket—The sample probe is installed in a wall bracket.
The tubing is cut to connect the probe to the counter.
• Vertical wall mount—The sample probe is connected to a stainless
steel tube and bracket. Use vertical wall mount installation on
equipment with stainless steel tubing.
10 English
on page 10 before the installation to
Figure 6 Sample probe installation options
1 Direct mount
2 Wall mount, 90 degree
Sample probe guidelines
N O T I C E
Do not use this instrument to monitor air that contains vapors from drying
adhesives or other chemicals. These vapors can permanently coat the sensor
optics or other internal parts.
N O T I C E
Do not use this instrument to monitor air that contains vapors with corrosives.
These vapor will quickly cause permanent damage to the optics or electronics of
the counter.
• Laminar flow—Install at least one sample probe for every 2.3 m
2
(25 ft ) of surface area.
3 Vertical wall mount
4 T-type wall bracket
2