Page 1
INSERTION LENGTH
1/2
CONNECTION
[127.00]
1
MODEL
MODEL
1-1/2
1/2
SERIES 160
STAINLESS STEEL PITOT TUBE
ASME Design Meets AMCA and ASHRAE Codes
TEST, ADJUST, & BALANCE
Standard Model 160 pitot tube
[25.40]
5
2-35/64
[64.69]
TOTAL PRESSURE
96˝ and longer with stiffener
The Series 160 Stainless Steel Pitot Tube is constructed from corrosion resistant
stainless steel with permanently etched insertion depth graduations for a lifetime of
service. The static pressure port is parallel to the sensing tube to allow quick, easy
alignment of the tube with air ow. A universal model ts the user supplied 3/4˝
schedule 40 pipe in any length.
FEATURES/BENEFITS
• Low sensitivity to misalignment up to 15 degrees
• No calibration needed due to ASHRAE tip design
• Silver soldered connections for leak-proof operation
• 5/16˝ models rated to 1500°F (815.5°C)
APPLICATIONS
• Monitor or control air velocity or air ow when combined with differential pressure
gage, switch, or transmitter
ACCESSORIES
Model Description
A-156
A-158
A-159
A-160-CASE
A-397
Flange mounting plate 1/2˝ female NPT
Split ange mounting. Can be added to any Dwyer
standard pitot tube. Zinc plated steel. Gasket is pattern for mounting
holes. Secure ange loosely to tube, adjust tube depth and tighten
screws. Gasket of 1/16˝ Neoprene ts tightly around tube and
against duct for leak-proof seal. Nuts, washers included.
Mounting gland. Versatile adaptor slips on any Series 160, 5/16˝
standard pitot tube made after Dec. 1990. Two-part stainless steel
tting slides over tube and provides permanent, secure mounting.
Where duct interior is accessible, use the washers and jam nut
supplied. For blind applications or in thicker materials, use model
A-156 ange mounting plate. Once tube is adjusted to proper depth
and angle, tighten smaller hex bushing to lock position. Graphite
bushing inside assures leak-proof seal even at higher temperatures.
TFE bushing also available. Note: For full insertion with this tting,
order next longer pitot tube. A-159 mounting gland is used for both
duct mounting and ange mounting.
Carrying case for pitot tubes up to 48˝
Step drill. For fast, convenient installation of pitot tubes in sheet
metal ducts. No center punch needed; automatic de-burring. Drills
six sizes from 3/16˝-1/2˝ in 1/16˝ increments.
96˝ 1/2 [12.70]
ØB
STATIC PRESSURE
(8) Ø.040 [1.02]
HOLES EQUALLY
SPACED
Ø1/8 [3.18] HOLE
160
3-5/8
[92.08]
TOTAL PRESSURE
CONNECTION
Ø1/4 [6.350]
Ø1/4 [6.35]
STATIC PRESSURE
CONNECTION
®
No. 160
[12.70]
TOTAL
PRESSURE
MODEL 166
2 [50.8]
MODEL 167
1 [25.4]
166
1 [25.4]
167
1/2 [12.7]
MODEL CHART
Standard 5/16˝
Diameter Model
160-8
160-12
160-18
160-24
160-36
160-48
160-60
Model Description
160-KIT Kit containing 160-18, 160-24, 160-36, 160-
OPTIONS
To order
add sufx: Description
-CF 1/8˝ male NPT compression tting, mounting option for Series 166/167
Example: 166-6-CF
To ange mount, the A-159
must be used with the A-156
ange mounting plate.
TOTAL PRESSURE
Ø3/64 [Ø1.19] HOLE
13/16 [20.62]
2-5/8
Ø1/4
[66.68]
[6.35]
Ø1/4
STATIC
[6.35]
PRESSURE
CONNECTION
6-1/2 OR 12-1/2
Ø1/8
[3.18]
STATIC PRESSURE
(8) Ø.020 [Ø.51]
HOLES EQUALLY
SPACED
Insertion
Length
8-5/8˝
12-5/8˝
18-5/8˝
24-5/8˝
36-5/8˝
48-5/8˝
60-5/8˝
48, and carrying case
Longer Length with
Stiffener Model
160-96 96˝
Pocket Size 1/8˝
Diameter Model
166-6
166-12
167-6
167-12
A-158 A-159
1/2 [12.70] SQ
(8) Ø.040 [1.02]
STATIC PRESSURE
HOLES EQUALLY
160
[12.70]
Ø1/4
[Ø6.35]
Ø1/8 [Ø3/18]
Ø1/4 [Ø6.35]
STATIC PRESSURE
CONNECTION
166/167
SPACED
Ø5/16
[7.94]
[38.10]
1/2
[3.18]
[12.70]
1/2
[12.70]
Insertion
Length
Insertion
Length
6˝
12˝
6˝
12˝
5 [127.00]
2-41/64 [67.07]
Ø1/8 [3.18]
TOTAL
PRESSURE
TOTAL PRESSURE
CONNECTION
Ø1/8
2-1/2
[63.50]
A-397A-160-CASE
DWYER INSTRUMENTS, LLC | dwyer-inst.com
Pitot Tubes
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