Installation Instructions
Document No. 546-00310
November 15, 2006
Fume Hood Monitor
Page 1 of 6
Product Description
The Fume Hood Monitor (FHM) (Figure 1) provides
visual and audible alarms to alert a fume hood user
of airflow conditions. The mounting plate is designed
for fume hoods with or without existing cutouts. This
kit contains:
• Fume Hood Monitor with mounting plate
• Three removable wire connectors
• Four sheet metal screws
• Two machine screws
• 2 ft. (0.6 m) air sensor hose
• Plastic sidewall adapter and lock ring
Product Numbers
546-00303A Fume Hood Monitor
546-00303B Fume Hood Monitor mounting plate
Warning/Caution Notations
CAUTION:
Equipment damage or loss of
data may occur if the user
does not follow procedure as
specified.
Required Tools
For a fume hood with an existing cutout:
• Medium-duty electric drill
• 1/2-inch. (13.0 mm) drill bit
• Small flat-blade screwdriver
• Small Philips screwdriver
• Wire strippers
For a fume hood without an existing cutout:
• Medium-duty electric drill
• 1/8-inch (3.0 mm) drill bit
• 1/2-inch (13.0 mm) drill bit
• Metal-cutting saw or 3/ 4 in. and 1 in. drill bits
or hole saws
• Small flat-blade screwdriver
• Small Philips screwdriver
• Wire strippers
Expected Installation Time
27 minutes
Prerequisites
• Power cable in place
If using a field panel:
• Floor Level Network (FLN) cable from the
field panel to the FHM in place
If using an external alarm or auxiliary DI
connection:
• External alarm or auxiliary DI cable from
source to FHM in place
Figure 1. Fume Hood Monitor.
Instructions
NOTE: Mount the FHM so that the fume hood
operator can easily read its display and
can easily reach its buttons. This height is
approximately 4-1/2 ft. to 5 ft.
(1.4 to 1.5 m) from the floor.
1. Choose the mounting location for the FHM. The
FHM should be mounted directly on the fume
hood and can be mounted over a pre-existing
cutout on the fume hood. See Figure 2 for
installation clearance requirements.