Data Sheet for Product

Page 2 of 8
Siemens Industry, Inc.
Specifications
Materials (within air stream) – Standard
Construction
A
22 gauge galvanized steel
casing, orifice & blade.
Shaft is zinc-plated steel.
Type A or B sensors
available
Construction
B
20 gauge 316L stainless
steel casing, orifice &
blade. Shaft is solid
stainless steel. Type A
sensors only.
Construction
C
Teflon-coated 18 gauge.
Cold-rolled Carbon Steel
casing, orifice, blade,
shaft, nuts, bolts. Type A
sensors only.
Damper Shaft
Teflon shaft bushings.
1/2-inch (1.27 cm)
diameter.
End marked with blade
position.
Flanges
Comply with SMACNA
RIDCS. Seam welded
BEFORE coating for A or
C code.
Materials (outside air stream) – Standard
Control Enclosure
(optional)
18 gauge zinc coated steel
Pneumatic Tubing
UL rated 94 V-2 fire
retardant Neoprene rubber
Pneumatic Fittings
Enclosure only
Brass, dual barbed
Airflow Measurement
Sensor Type A
Square edge orifice plate,
4 sets of manifolded
pressure taps, same
material as duct casing.
Sensor Type B
Four quadrant, with 12
sensing points, center
averaging and signal
amplification
Accuracy
Flow Measurement
±2% of actual flow @
listed ranges (sensor only.
Does not include accuracy
of controller or transmitter)
Installation
Requirements
Rigid duct of the same
diameter 2½x duct
diameter upstream from
the sensor, or taper angle
less than 30 deg, is
required
Environmental
Operating Temperature/
% RH
40 to 120°F (4 to 49°C)
0 to 95% non-condensing
Storage Temperature/
% RH
-10 to 150°F (-23 to 65°C)
0 to 95% non-condensing
Dimensions
Sizes
See Figure 2 and Figure 3
Weight
20 to 32 lbs. (9 to 14.5 kg)