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Brand

  Sauermann
  REED Instruments
  KANE
  Dwyer

Backlit Display

0.4" LCD
±0.5%

Accuracy

  ±0.5%
  ±3% of Full Scale
  0.4" LCD
  ±0.5% of reading ±2 mmH2 O
  Instrument-Sensor: 1.5%
  Instrument-Sensor: 0.5%
  ±0.5% F.S., 60 - 78°F (15.6 to 25.6°C); 1.5% F.S. from 32 t 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C)
  ±0.5% Full Scale, 60 to 78°F (15.6 to 25.6°C); ±1.5% Full Scale from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C)
  2 %
  Air Velocity: ±3% FS within temperature range of 40 to 90°F (4 to 32°C); Temperature: ±0.5°F (±0.28°C)
  Air Velocity: 0.25 to 10 m/s: ±1.5% of reading ±20 fpm (±0.1 m/s); 10 to 20 m/s: 1.5% of reading ±40 fpm (±0.2 m/s); 20 to 25 m/s: ±1.5% of reading ±60 fpm (±0.3 m/s); Temperature: ±0.54°F @ 77°F (±0.3°C @ 25°C); Relative Humidity: ±2% @ 77°F (25°C) (10 to 90% RH); ±4% (0 to 10% RH and 90 to 100%)
  Air Velocity: ±1.5% of reading ±20 fpm (±0.1 m/s) [0.25 to 10 m/s]; ±1.5% of reading ±40 fpm (±0.2 m/s) [10 to 20 m/s]; ±1.5% of reading ±60 fpm (±0.3 m/s) [20 to 25 m/s]; Temperature: ±0.54°F @ 77°F (±0.3°C @ 25°C); Relative Humidity: ±2% @ 77°F (25°C) [10 to 90% RH]; ±4% [0 to 10, 90 to 100% RH]
  RH: ±2% @ 25°C (10 to 90% RH); ±4% (0 to 10, 90 to 100% RH); Temperature: ±0.54 @ 77°F (±0.3 @ 25°C)
  ±1.5% FS @ 72°F (22.2°C). Includes linearity and repeatability
  0.05%
  0.1%
  0.2%
  ±2%
  ±0.5% FS, 60 to 78°F (15.6 to 25.6°C); ±1.5% FS from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40.0°C)
  ±0.10% of full scale from 60 to 78F° (15.6 to 25.6°C); ±1% of full scale from 32 to 60 and 78 to 104°F (0 to 15 .6 and 25.6 to 40°C)
  2% of reading, ±0.5 psi
  ±1%
  0.25%
  Inclined/Vertical: ±3% FS
  ±1.5 dB (at 94 dB @ 1 kHz)
  Inclined: ±3% FS
  Inclined: ±3% FS
  Temperature: ±2.7°F (1.5°C); Relative humidity: ±3% RH (20 to 80% @ 25°C); Sound level: ±1.5 dB;
Illumination: ±5% of reading + 10; Wind speed: ±3% of reading + 10; Air flow: ±3% of reading + 10
  ±3% of reading ±7 CFM (11.9 m3/hr) (3.3 l/s)
  ±0.07
  ±0.06
  ±0.05
  ±(0.05% + 1 digit)
  ±2% FS, 0 to 9000 FPM (45 M/s)
  ±2% FS
  4.5" gage: ±2% FS; 1.5" gage: ±3-2-3% FS.
  ±3% full scale
  CO2: ±30 ppm ±5% of reading;
Temperature: ±0.9°F (±0.6°C);
Humidity: ±3% RH (10 to 90%), ±5% (0.0 to 9.9% or 90 to 99.9%)
  BDL-1: ±1.5°F (±1°C) from -22 to 158°F (-30 to 70°C)
  BDL-2: ±0.9°F (±0.5°C) from 14 to 158°F (-10 to 70°C), ±5% RH
  Clock: ±8 sec/day plus one sampling interval
  Thermal: ±1% FS
  ±0.05" w.c. (up to 2" range); ±0.1" w.c. (5" and 10" range)
  Thermal: ±0.5% FS
  Clock: ±2 sec/day plus one sampling interval
  ±0.5°C (±0.9°F)
  2% FSR, 0.25% at 77°F (25°C) typical
  Temperature: ±3°F (±1.5°C); Humidity: 4.5% RH
  Temperature ±0.6°F (±0.3°C)
Humidity ±2.0%
  Temperature ±1°F (±0.5°C)
Humidity ±3.0%
  Temperature: ±0.9°F (±0.5°C);
Pressure: 2% FSR, 0.25% at 77°F(25°C) typical
  ±2°F (±1°C)
  ±1°F (±0.5°C)
  Internal temperature: ±1°F (± 0.5°C)
External temperature: ±1°F (±0.5°C) over 30 to 122°F (0 to 50°C), ±2°F (±1°C) over -30 to 32°F (-30 to 0°C) and 122 to 158°F (50 to 70°C)
Internal/external RH: ±2.0% RH over 10%-90%, ±4.0% RH over 0-10% and 90-100% RH
  Clock: ±8 seconds per day plus one sampling interval
  ±0.13% reading + 1.4°F +.006°/°F below 1000°F
  ±1% of full scale
  0.18°F (0.1°C) @ 68 to 284°F (20 to 140°C); 0.54°F (0.3°C) @ -4 to 67.98°F (-20 to 19.99°C); 0.72°F (0.4°C) @ -40 to -4°F (-40 to –20°C)
  ±1% FS
  ±0.9°F (±0.5°C) for 32 to 122°F (0 to 50°C)

Range

  0-10" w.c.
  -1000 to +1000 mmH2 O
  -500 to +500 mbar
  -1000 to +1000 Pa
  ±20Pa to ±80hPa
  Air velocity: 45 to 6000 FPM (0.23 to 30 m/s); Volumetric air: 19,999 in selected flow units; Temperature: -40 to 212°F (-40 to 100°C)
  RH: 0 to 100% (non-condensing); Temperature: -20 to 140°F (-29 to 60°C)
  Air Velocity: 40 to 5000 fpm (0.2 to 25 m/s); Volumetric Air: 999,999 in selected flow units; Temperature: -20 to 212°F (-29 to 100°C); Relative Humidity: 0 to 100% RH
  Air Velocity: 40 to 5000 fpm (0.2 to 25 m/s); Volumetric Air Flow: 19,999 in selected flow units; Temperature: -20 to 212°F (-29 to 100°C); Relative Humidity: 0 to 100% RH
  100 - 0 - 100 CM of Water
  6 - 0 - 6 Inches of Water
  60 - 0 - 60 Inches of Water
  .05-0-.50
  .05-0-.25 in H2O
  .20-0-3.0 in H2O
  0-8 in H2O
  0-6 Inches of Water
  6-0-6" w.c.
  .10-0-1.0 in H2O
  8 - 0 - 8 Inches of Water
  200 - 0 - 200 CM of Water
  12 - 0 - 12 Inches of Water
  15 - 0 - 15 Inches of Water
  18 - 0 - 18 Inches of Water
  24 - 0 - 24 Inches of Water
  50 - 0 - 50 CM of Water
  30 - 0 - 30 Inches of Water
  36 - 0 - 36 Inches of Water
  4 - 0 - 4 Inches of Water
  .20-0-2.0 Inches of Water
  0-4 Inches of Water
  0-10 Inches of Water
  8-0-8" w.c.
  10-0-10" w.c.
  12-0-12" w.c.
  12-0-12" w.c
  18-0-18" w.c.
  4-0-4" w.c.
  500-0-500 mm w.c.
  100-0-100 mm w.c.
  150-0-150 mm w.c.
  200-0-200 mm w.c.
  300-0-300 mm w.c.
  18-0-18" w.c
  100-0-100 mm w.c
  150-0-150 mm w.c
  200-0-200 mm w.c
  -20 to 20" w.c.
  -60 to 60" w.c.
  0-28" w.c.
  0-80" w.c.
  0-120" w.c.
  0-200" w.c.
  0-14.5 psi
  0-145 psi
  0.05-0-.25" w.c.
  0-29 psi
  0-1305 psi
  0-250 mm w.c.
  0-132 mm w.c.
  0-108 psi
  0-100
  0-245 psi
  0-15.9 psia
  0-29 psia
  0 to 20.00 in w.c
  0-108 psia
  0 to 40" w.c.
  0 to 200" w.c.
  0 to 10 psi
  0 to 30 psi
  0 to 50 psi
  0 to 100 psi
  0-5" w.c.
  -4 to 4" w.c.
  0-23" w.c.
  0-507 psi
  0-580 mm w.c.
  .20-0-3.0" w.c.
  .05-0-.25" w.c.
  0-4" w.c.
  0-6" w.c.
  0-1" w.c.
  0-20" w.c.
  0-8" w.c.
  .05-0-.50" w.c.
  0-16" w.c.
  0-12" w.c.
  .20-0-2.0" w.c.
  0-24" w.c.
  .10-0-1.0" w.c.
  Vertical: 1.1-5" w.c." for="filter3">Inclined: 0-1.0" w.c.
Vertical: 1.1-5" w.c.
  Vertical: 1.1-10" w.c." for="filter3">Inclined: 0-1.0" w.c.
Vertical: 1.1-10" w.c.
  0-1.1" w.c. & 0-4200 fpm
  0-260 Pa & 0-21 mps
  Frequency: 31.5 Hz to 8 kHz
  Vertical: 2.1-5" w.c." for="filter3">Inclined: 0-2.0" w.c.
Vertical: 2.1-5" w.c.
  Inclined: 0-2.0" w.c.
  Vertical: 2.1-10" w.c.
  Vertical: 2.4-23.0" w.c." for="filter3">Inclined: 0-2.2" w.c.
Vertical: 2.4-23.0" w.c.
  0-2" w.c.
  0-7000 fpm
  0-10 & 500 fpm
  Dynamic: 50 dB
  0-2.5" w.c. & 0-6300 fpm
  0-10.00" w.c.
  0-4.00" w.c.
  Temperature: 14 to 140°F (-10 to 60°C); Relative humidity: 0 to 100% RH; Sound level: 30 to 130 dB(A), 35 to 130 dB(C);
Illumination: 0 to 50,000 lux; Wind speed: 96 to 5913 fpm; Air flow: 0 to 999,900 cfm (0.5 30 30 m/s)
  0.25" H20 DP
  5" H20 DP
  15 psig gage pressure
  100 psig gage pressure
  Non-contact (RPM): 2.5 to 99,999 RPM; Contact (RPM): 0.5 to 19,999 RPM; Surface Speed (m/min): 0.05 to 1999.9 m/min
  1000 to 5000 FPM (5 to 25 m/s)
  1.5" gage: 0 to 200 psi (0 to 14 bar)" for="filter3">4.5" gage: 0 to 15 psid (0 to 1 bar);
1.5" gage: 0 to 200 psi (0 to 14 bar)
  0.047 to 7.874" (1.2 to 200 mm)
  CO2: 0 to 2000;
Temperature: 14 to 140°F (-10 to 60°C);
Relative Humidity: 0.0 to 99.9% RH
  5 psig gage pressure
  Volume Flow - Supply: 40 to 2000 CFM (68 to 3398 m3/h) (19 to 944 l/s); Exhaust: 80 to 2000 CFM (136 to 3398 m3/h) (38 to 944 l/s)
  BDL-1: -40 to 185°F (-40 to 85°C)
  BDL-2: -4 to 185°F (-20 to 85°C), 0 to 100% RH
  Internal Thermistor: -40 to 158°F (-40 to 70°C)
  0-5 psig (30 kPa)
  -40 to 176°F (-40 to 80°C)
  Maximum Pressure: 4X rated pressure
  0-30 psia
  0-100 psia
  Temperature: -4 to 158°F (-20 to 70°C); Humidity: 0 to 100% RH
  0-300 psia
  0-500 psia
  0-1000 psia
  0-5000 psia
  0-100 psig
  0-30 psig
  0-300 psig
  0-500 psig
  Temperature: -31 to 176° F (-35 to 80°C)
Humidity: 0 to 100% RH
  K-type: -328 to 2372°F (-200 to 1300°C)
J-type: -202 to 1652°F (-130 to 900°C)
T-type: -328 to 662°F (-200 to 350°C)
  -40 to 257°F (-40 to 125°C)
  Internal temperature: -22 to 158°F (-30 to 70°C)
Internal RH: 0 to 100%
External temperature: -22 to 158°F (-30 to 70°C)
External RH: 0 to 100%
  Ineternal Thermistor: -40 to 158°F (-40 to 70°C)
  J-type: -328 to 1400°F (-200 to 760°C);
K-type: -328 to 2498°F (-200 to 1370°C);
T-type: -328 to 734°F (-200 to 390°C)
  Wireless Transmission: 2000' (610 m) outdoors, line of sight; 500' (152 m) indoors
  -328 to 500°F (-200 to 260°C)
  0-30 psig (200 kPa)
  0-100 psig (700 kPa)
  0.20-0-2.0" w.c.

Pressure Range

  -60 in wc to 60 in wc
  -6 in wc to 6 in wc
  0 in wc to 7 in wc
  0-400 mm WC
  0-16 " WC
  0-4 " WC
  0-6 " WC
  0 to 10.00 in w.c.
  0-4.00" w.c.
  0-1.00" w.c.
  0-150.00 psi
  0-20.00" w.c.
  0-40.00" w.c.
  0-200.00" w.c.
  0-10.00 psi
  0-20.00 psi
  0-30.00 psi
  0-100.00 psi
  0 to 200 psi (0 to 1379 kPa)

Vanes

METER:
Diameter - 2-7/8" (70 mm)
Vane Type: Wired

Battery Life

  METER:
100 hours
  50 hours with alkaline battery (approx)
  30 hours (approx)
  BDL-1: 10 years (approx)
  BDL-2: 5 years (approx)
  1 year (approx)
  1 yr (approx)
  Approximately 1 to 3 years
  6 years (approx.)
  2 years (approx.)

Over Voltage

CAT IV 600 V

Supply Phase

100 to 600 V

Maximum operating temperature

  140 °F
  0 to 140°F (-17.8 to 60°C)
  32 to 122°F (0 to 50°C)
  32 to 122°F (0 to 50°C).
  150°F
  Operating: 41 to 104°F (5 to 40°C);
Storage: 14 to 140°F (-10 to 60°C)
  Inclined: 150°F (65°C)
  Inclined/Vertical:140°F (60°C)
  Inclined/Vertical: 140°F (60°C)
  14 to 140°F (-10 to 60°C)
  1500°F (815°C)
  1500 Deg. F
  -40 to 257°F (-40° to 125°C)
  210°F (99°C)
  -40 to 150ºF (-40 to 65ºC)
  -4 to 140°F (-20 to 60°C)

Input

  Type: Dual
  RTD, thermocouple, thermistor, current, voltage, slidewire
  Type J, K, T thermocouples

Power

  9 V Alkaline Battery
  METER:
9 V alkaline battery, included, user replaceable
  105-125 VAC 60 Hz 7.75 watts - with light, 1.75 watts - without lights. Optional 220-240 VAC, 50/60 Hz
  9 volt alkaline battery. Battery included but not connected
  9 V alkaline battery, installed non-functional, user replaceable
  9 V alkaline battery, included, user replaceable
  9 V alkaline battery, included, user replaceable or 120 VAC (provided)
  9 V alkaline battery, installed functional, user replaceable or 120 VAC (provided)
  9 V alkaline battery, installed non-functional, user replaceable.
  (3) 1.5 V AA alkaline batteries, installed functional, user replaceable. Can operate on 6 to 9 VDC external power
  9 V alkaline battery. Battery included but not connected
  2x AAA batteries (each sensor), user replaceable
  3.6 V NCR18650B MH12210 Li-ion rechargable battery (included), or (4) AA alkaline 1.5 V batteries (not included)
  110 VAC/60 Hz adapter, 500 mA.
  (4) 1.5 V AA alkaline batteries, not provided, user replaceable
  (4) 1.5 V AAA alkaline batteries, not included, user replaceable
  (4) 1.5 V AA alkaline batteries, included, user replaceable
  3 V lithium metal battery, internal, non-replaceable
  (2) AA alkaline batteries, included, user replaceable
  Requirement: 3.6 V TL5134 lithium metal battery, internal, factory replaceable
  3.6 V TL5134 lithium metal battery, internal, factory replaceable
  3.6 V ER14250 lithium metal battery, installed functional, user replaceable
  3.6 V 1/2 AA lithium metal battery, included, user-replaceable
  (6) AA alkaline batteries, installed functional, user replaceable. Optional AC adapter
  Powered from USB port
  3.6 V TL2150 lithium metal battery, installed functional, user replaceable
  3.6 V 2/3 AA lithium metal battery, included, user replaceable
  3.7 V lithium ion battery, installed functional, factory replaceable (cable for charging included)
  3.6 V AA lithium metal battery, installed functional, user-replaceable
  Built-in 3.6V Lithium battery
  3.6 V TL-5104 lithium metal battery, installed functional, user-replaceable
  3.6 V 1/2 AA ER14250SM lithium metal battery, installed functional, user replaceable

Pitot tube

  36"
  12"
  18"
  8"
  46 cm
  No

Approvals

  CE, FCC
  4 oz (110 g)
  CE
  CE, RoHS
  CE, FM
  FM, CE
  CE, FM.
  Meets the technical requirements of EU Directive 2011/65/EU (RoHS II)
  Standards CE, ASHRAE, ROHS
  RoHS
  METER:
CE
  CE, FCC, IC, RCM (-AU model only)
  FCC: FCC ID# OA3MRF24J40MA

Wireless Distance

Up to 65´ (19.8 m)

Measuring speed

  2-64 mps
  2-46 mps
  5-97 mps

Connection

  Process: 2 removeable 5" (12.7 cm) tubing 3/16" ID.
  Two 1/8" I.D. permanent protective tubing
  Gage: 1/2" female BSP
  Process: 1/4" female NPT (quick fit).
  Process: Two 1/8" female NPT ports, one with a removable plug.
  Conduit: 3/4" NPT
  Process: 1/4" female BSP
  Process: 1/4" NPT/BSP
  Gauge: 1/8" NPT/BSP
  Gauge: 1/4 inch NPT/BSP
  Process: 1/4 inch NPT/BSP
  Process: Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) I.D. tubing. Two compression fittings for use with 1/8" (3.18 mm) I.D. x 1/4" (6.35 mm) O.D. tubing for 475-7 & 475-8 only
  Pressure: Two barbed connections for use with 1/8" or 3/16" I.D. tubing. Two compression fittings for use with 1/8" I.D. x 1/4" O.D. tubing. (for 100 psi or higher pressure ranges)
  Process:Two barbed connections for use with 1/8" or 3/16" I.D. tubing. Two compression fittings for use with 1/8" I.D. x 1/4" O.D. tubing. (for 100 psi or higher pressure ranges)
  Electrical: 6 ft (1.8 m) with alligator clips
  Electrical: 6' (1.8 m) with alligator clips
  Process: Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) I.D. tubing. Two compression fittings for use with 1/8" (3.18 mm) I.D. x 1/4" (6.35 mm) O.D. tubing for 475-7 & 475-8 only.
  Process: For use with 3/16" or 1/4" I.D. tubing
  Process: Hose 4/6 mm or 1/8" NPT
  Process: Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) ID tubing. Two compression fittings for use with 1/8" (3.18 mm) ID x 1/4" (6.35 mm) OD tubing for 477AV-7 and 477AV-8 only
  Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) I.D. tubing for 477B-1, 477B-2, 477B-3, 477B-4 and 477B-5 only. Two compression fittings for use with 1/8" (3.18 mm) I.D. x 1/4" (6.35 mm) O.D. tubing for 477B-6 and 477B-7 only
  Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) I.D. tubing for 477B-1, 477B-2, 477B-3, 477B-4 and 477B-5 only. Two compression fittings for use with 1/8" (3.18 mm) I.D. x 1/4" (6.35 mm) O.D. tubing for 477B-6 and 477B-7 only.
  Process: Two barbed connections for use with 1/8" or 3/16" I.D. tubing. Two compression fittings for use with 1/8" I.D. x 1/4" O.D. tubing. (for 100 psi or higher pressure ranges)
  Process: 1/8" female NPT
  Electrical: Miniature recessed banana jacks
  Electrical: Standard banana jacks
  1/8" female NPT connections
  Process: 1/4" OD
  Inside Dia.: 1/4"
  Outside Dia.: 3/8"
  Process: 1/4" (6 mm) ID, 3/8" (10 mm) OD tubing
  Process: 1/8 to 1/4" ID tubing
  Process: 1/8" male NPT compression fitting
  Process: 1/8" NPT, brass hose barb
  Removable screw terminal

Protection

  IP54
  1000 Vrms
  IP54 (NEMA 3)

Display

  2 lines, LCD technology, 50 x 36 mm.
1 line of 5 digits with 7 segments (value)
1 line of 5 digits with 16 segments (unit)
  4 lines, LCD technology. Dimensions 50 x 36 mm.
2 lines of 5 digits with 7 segments (value)
2 lines of 5 digits with 16 segments (unit)
  LCD 120 x 160 px; Dimensions: 58 x 76 mm, Backlight Display of 6 measurements
  4 digits, 0.394" (10 mm) LCD
  4-digit, LCD Display
  4-digit, Dual LCD Display
  LCD
  4.5 digit LCD
  Backlit with bar graph, 4000 counts plus decimal point
  4.5 digit backlit display
  4-digit LCD (.425 H x .234 W digits)
  0.42" (10.6 mm) 4-digit LCD
  0.42" (10.6 mm) 4-digit LCD.
  4 digit LCD (.425"H x .234"W digits)
  Graphical back lit LCD. 128 x 64 points
  0.42" (10.6 mm) 4 digit LCD
  4-digit LCD (.425" H x .234" W digits)
  4 digit LCD with 0.5 second update when set to fast response
  Dual line, 4-1/2 digit LCD display
  Update: 100 msec
  Alphanumeric LCD, 0.37" (9.5 mm) height per line, 2 lines, 16 characters/line
  Update: 100 ms
  Backlit LCD; 5 digits, 7 segments, 0.7" (1.8 cm) H
  METER:
1.3 x 1.6" (34 x 40 mm)
  4 digits for temperature/CO2 and 3 digits for humidity
  6000 counts plus decimal point
  2.5 digit LCD
  Triple LCD display

Measuring Units

  mmH2 O, kPa, inWg, mbar, mmHg, daPa
  Celsius ; Fahrenheit
  cmH2O
  inch H2O, inch Hg
  inch H2O
  Flow: cfm, m3/h, m3/s
  Pressure: in w.c., ft. w.c., in Hg, psi, oz/in², mm w.c., cm w.c., mm Hg, mbar, Pa, kPa, hPa
  Velocity: fpm, fps, mph, m/h, m/s, k/h, knot
  psi, ft w.c., in w.c., Pa, kPa, hPa, cm w.c., mm w.c
  In H2O, psi, in Hg, kPa, mbar, cm H2O, m Hg, and user-defined
  In H2O, psi, in Hg, kPa, mbar, bar, cm H2O, mm Hg, ft SW, MPa, mm H2O, kg cm² and user-defined
  Cubic feet per minute (CFM), cubic meter per hour (M³/H), cubic meter per second (M³/S), liter per minute (l/min), liter per hour (l/hour), liter per second (l/s)

Resolution

  From -200 to +200 mmH2 O: 0.1 mmH2 O. Beyond: 1 mmH2 O
  From -20 to 20 mbar: 0.01 mbar
From -500 to -20 mbar and from 20 to 500 mbar: 0.1 mbar
  1 Pa
  0.1pA to 0.01hPa
  1 mA (current); 1 VDC (voltage)
  2 mA (current), 1 VDC (voltage)
  0.0001 psi
  0.1 dB
  Temperature: 0.1°F/°C; Relative humidity: 0.1%; Sound level: 0.1 dB;
Illumination: 1 up to 2,000 lux; 10 up to 20,000 lux; 100 up to 50,000 lux
  1 CFM (1.7 m³/h) (.5 l/s)
  Non-contact (RPM): 0.1 RPM (2.5 to 999.9 RPM), 1 RPM (1000 to 99,999 RPM); Contact (RPM): 0.1 RPM (0.5 to 999.9 RPM), 1 RPM (1000 to 19,999 RPM); Surface Speed (m/min): 0.01 m/min (0.05 to 99.99 m/min), 0.1 m/min (100.0 to 1999.9 m/min
  0.001" / 0.1 mm
  CO2: 1 ppm;
Temperature: 0.1°F (0.1°C);
Humidity: 0.1% RH
  BDL-1: 8 bit
  BDL-2: 8 or 11 bit
  12 bits( 1 in 4096)
  Internal Thermistor: 0.7°F (0.4°C), R25 value equal to 10,000Ω [10kΩ @ 25°C (77°F)]
  ±0.01" w.c.
  Internal Thermistor: 0.7°F (0.4°C), R25 value equal to 10,000Ω
  8 bits (1 in 256)
  0.002 psi (30 psi), 0.005 psi (100 psi), 0.02 psi (300 psi), 0.05 psi (500 and 1000 psi), and 0.2 psi (5000 psi) depending on model
  Temperature: 0.1°F (0.1°C); Humidity: 1% RH
  Temperature: 1°F (0.5°C)
Humidity: 0.5% RH
  Temperature: 1°F (0.5°C)
Humidity: 0.5% RH.
  Temperature: 0.2°F (0.1°C);
Pressure: 0.002 psia(g), 0.005 psia(g), 0.05 psia(g), 0.05 psia, and 0.2 psia depending on the model
  0.2°F (0.1°C)
  All universal inputs: 16 Bit; Internal & external temperature: 12 Bit; Internal & external RH: 8 Bit
  12-bits
  0.1°C up to 500°C
  0.02°F (0.01°C)

Response Time

  T63 = 0.3 s
  Air Velocity: 1 s; Volumetric Air Flow: 1 s; Temperature: 1.5 s; Relative Humidity: 1.5 s
  500 msec
  1 s
  CO2: < 30 s.;
Temperature: < 2 m.;
Humidity: < 10 m

Storage Temperature

  -20 to +80 °C
  -20 to +80°C
  14 to 140°F (-10 to 60°C)
  -4 to 140°F (-20 to 60°C)
  -4 to 140°F (-20 to 60°C).
  -4 to 176°F (-20 to 80°C)
  -4 to 158°F (-20 to 70°C)
  Range: -40 to 140°F (-40 to 60°C)

Power Supply

4 batteries AAA LR03 1.5 V
9V battery

Material

  ABS
  Wetted: Anemometer: ABS; Tubing: Silicone; Handle: Phenolic.
  Anodized aluminum; brass; and ABS
  Nickel plated brass and anodized aluminum.
  Acetal plastic and anodized aluminum.
  SS, polyurethane, anodized hard-coat aluminum, PTFE, and nitrile
  Stainless steel fittings, anodized aluminum housing, plastic/rubber handles, and nitrile o-rings
  Wetted: Consult Factory
  Wetted: 18/8 stainless steel
  Wettted: Family: Dwyer Instruments Sensors
  Wetted: Transducer: 316L SS
  Stainless Steel
  Wetted: 304 SS
  Wetted: ABS/polycarbonate (UL94-5V)
  Polycarbonate
  Wetted: Grid: Black polycarbonate; Ball pivot joint: AL, plastic; Handle: Aluminum; Standoffs: Aluminum with rubber bumpers, two sets: 1.25" (31.7 mm) and 2" (50.8 mm), 1/8" ID / 1/4" OD; Tubing: Two 10' (3 m) lengths of silicone rubber
  Wetted: 4.5" Gage: Anodized aluminum; 4.5" Gage Diaphragm: Buna-N; 1.5" Gage: Brass; Ball Valves: PTFE lined brass; Needle Valve: Brass; Hose Couplings: Brass; Adaptors: Brass; Hose: Rubber
  Wetted: Gage: brass; Hose: rubber
  Wetted: 316L SS

Operating Temperature

  0 to +50°C
  32 to 122°F (0 to 50°C)
  32° to 122°F (0 to 50°C)

Temperature

  Accuracy: ±1°F (±0.6°C)
  -20-212 °F
  -40-176 °F
  Limits: Process air velocity: -20 to 212°F (-29 to 100°C); Process temperature: -40 to 212°F (-40 to 100°C); Ambient: 5 to 125°F (-15 to 51°C)
  -40 to 1382°F (-40 to 800°C)
  Temperature Units: Degree C, Degree F
  Compensated Temperature Limits: 32 to 104°F (0-40°C)
  Storage Temperature Limits: -4 to 176°F (-20 to 80°C)
  Compensated Temperature Limits: 32 to 104°F (0 to 40°C)
  Limits: 0 to 140°F (-17.8 to 60°C)
  Limit: 0 to 140°F (-17.8 to 60°C)
  Limit:0 to 140°F (-17.8 to 60°C)
  Temperature Limits: 0 to 140°F (-17.8 to 60°C)
  Temperature Limits: -13 to 104°F (-25 to 40°C)
  Limit: Not to exceed 150°F (65.6°C)
  Limits: Not to exceed 150°F (65.6°C)
  Temperature Limits: -13 to 104°F (-25 to 40°C).
  Compensated Temperature Limits: 32 to 104°F (0 to 40°C)
  Process Temperature Limits:
  20 to 120°F (-7 to 49°C)
  Resolution: 0.1°F/°C
  Response Time: 60 seconds.
  Range: -4 to 140°F (-20 to 60°C)
  Response Time: 60 seconds
  Limits: -4 to 176°F (-20 to 80°C)
  Accuracy: 0.9°F (0.5°C) from 32 to 122°F (0 to 50°C)
  Accuracy: 0.18°F (0.1°C) from -4 to 176°F (-20 to 80°C), 0.9°F (0.5°C) outside of specified range
  Limits: -40 to 284°F (-40 to 140°C).
  -40 to 284°F (-40 to 140°C)

Air Velocity

  Range: 80 to 5900 ft/min (0.4 to 30 m/s)
  Accuracy: ±2% of reading ±0.2 m/s
  0.2-25 m/s
  40-5,000 ft/min
  Min: 400 ft/min
  Max: 2000 ft/min
  Max: 5500 ft/min
  Max: 9000 ft/min
  Max: 12600 ft/min
  Max: 19200 ft/min
  Range: 14 to 122°F (-10 to 50°C)
  Response Time: 1 second
  Resolution: 1 ft/min (0.01 m/s)
  Range: 118 to 6299 ft/min (0.6 to 32 m/s)
  Accuracy: ±5% of reading or last significant digit (whichever is greater)
  Resolution: 0.1 ft/min (0.1 m/s)

MEMORY SIZE

  21,500 readings
  BDL-1: 2048 readings
  BDL-2: 4096 temperature and 4096 humidity readings (low resolution), 2048 temperature and 2048 humidity readings (high resolution)
  32,768 readings
  16,382 temperature; 16,382 each temperature and RH; 32,764 readings for voltage, current, and thermocouple; and 32,510 for carbon monoxide
  262,143 readings
  32,764 readings
  Thermocouple models: 32510 readings; Temperature/humidity models: 16382 readings
  16,383 readings per channel
  32,510 readings
  0 or 2 universal inputs: 62,000 readings; 4 universal inputs: 128,000 readings
  1,000,000 readings; 500,000 each for DW-WIFI-TH(-HA)
  1,048,000 readings
  15,000 readings per channel, software configurable memory wrap
  65,536 readings
  65,536 readings.
  32,767 readings

Humidity

  Limit: < 80%
  Humidity Range: 0-100 %
  Maximum 95% RH non-condensing
  Operating: Below 80% RH;
Storage: Below 70% RH
  0 to 85% relative humidity
  Limits: 0 to 95% RH
  Accuracy: ±3.0% RH, ±2% typical at 77°F (25°C)
  Range: 0 to 95% RH
  Resolution: WTDL-20 only: 0.1% RH

Product Certifications

Auto shut-off

  Yes (after 20 mins)
  1 to 20 min
  2 to 20 m. (2 m. increments) (6 m. default)

Operating Humidity Range

10-80%

PC Connectivity

USB Cable (Included)

Software

Yes (included)
SMART Air Hood® application software, available on the Google Play™ store and the Apple App Store®

Temp Range

  Instrument Sensor: -13 - 104°F/-25 - 40°C
  -20 to 140°F (-28 to 60°C)
  -29 to 49°C
  Instrument-Sensor: 0 - 140°F/-17.8 - 60°C
  Instrument-Sensor: -13 - 104°F/-25 - 40°C

Size

  Screen 4.5"
  6-5/8" W x 10-3/8" H x 5-5/8" D
  4.5" Gage: Anodized aluminum; 4.5" Gage Diaphragm: Buna-N; 1.5" Gage: Brass; Ball Valves: PTFE lined brass; Needle Valve: Brass; Hose Couplings: Brass; Adaptors: Brass; Hose: Rubber.
  2-1/2" (63 mm)

Probe Type

Series

  471 Series
  Family: Dwyer Instruments Air Quality Meters
  AP1 Series
  Family: Dwyer Instruments Miscellaneous
  BCHP LOW PRESSURE CALIBRATION PUMP
  Family: Dwyer Instruments Anemometers, ANE-1 Series
  Family: Dwyer Instruments Anemometers, VP1 Series
  Family: Dwyer Instruments Anemometers, 473B Series
  1227 Dual Range Flex-Tube® U-Inclined Manometer
  1211/1212 Slack Tube® Manometers
  Family: Dwyer Instruments Sensors
  Family:Dwyer Instruments Sensors
  100 Durablock® Solid Plastic Portable Gage
  Family: Dwyer Instruments Sensors, 1211 Series
  Family: Dwyer Instruments Sensors, 1212 Series
  Family: Dwyer Instruments Sensors, 1222 Series
  Family: Dwyer Instruments Sensors, 1223 Series
  Family: Dwyer Instruments Sensors, HM35 Series
  Family: Dwyer Instruments Sensors, 490W Series
  400 Air Velocity Meter
  Wall Mount Flex-Tube
  Panel Mount Flex-Tube
  Dwyer Instruments Sensors
  Mark II Molded Plastic Manometers
  Dwyer Instruments Miscellaneous
  Family: Dwyer Instruments Sensors, PAFS-1000 Series

Special Features

Dual Input

Display Resolution

0.1 C

Accuracy (Temperature)

Type

  Configuration: Handheld Probe
  Probe
  Calibration Pumps
  Category: Test Equipment
  Manometer
  Primary: Thermometer Kits
  Cylinder
  Intrinsically Safe Handheld Digital
  Digital Manometer
  Inclined Tube, U-Tube, Well-Type
  Inclined Tube
  Well-Type
  U-Tube Manometer
  Pitot Tube Anemometer
  Pitot Tube
  Inclined Tube Manometer
  Well-Type Manometer
  Inclined Manometer Air Filter Gage
  Molded Plastic Manometer
  "S" type Stainless steel Pitot Tube
  Permanent Mount "S" type Stainless Steel Pitot Tube

Temperature Range

  -40 to 100 C
  Instrument-Sensor: -13 - 104°F/-25 - 40°C
  Instrument-Sensor: -13 - 104°F/-25 - 40°C
  32 to 122 Degree F (0 to 50 Degree C).
  Compensated: 32 to 140°F (0 to 60°C)
  -20 to 150° F
  32 to 158°F (0 to 70°C)
  Compensated Temperature Range: 32 to 158° F (0 to 70°C)
  Range: -328 to 500°F (-200°C TO 260°C) for probe
  Range: -4 to 176°F (-20 to 80°C)

Display Type

LCD

Battery type

Air Temperature

  23-122 °F
  -20-212 °F
  20-212 °F

Net weight

  0.4813 lbs
  1 lb
  0.8 lbs
  0.95 lbs
  1.15 lbs

Temperature Units

Degree C, Degree F

Relative Humidity

  0-100 %
  10-99 %
  Response Time: 60 seconds
  Resolution: 0.10%
  Accuracy: ±3% @ 25°C from 10 to 90% RH. Outside this range: ±5%
  Range: 0 to 100%

Probe Depth

  8" (203 mm) insertion
  8"
  6"
  8˝ (203 mm) insertion (see model chart for additional probe lengths)

Data hold function

Manufacturer

Dwyer Instruments
Dwyer

Part number

  RP1
  CSG
  ASG
  MM-2
  1221-12-W/M
  1221-12-D

Output

  1/8˝ NPT(F)
  0-28" Hg to 600 psi (-0.945 to 40 bar)
  0 to 10000 psi (0 to 700 bar)
  -28 in Hg to 870 psi (-0.95 to 60 bar).
  -27" Hg to 45 psi (-910 mbar to 3 bar).
  CHP-P: 0 to 100 psi; CHP-V: 0 to -28.8" Hg
  0 to 20 mA (1 mA increments); 0 to 10 VDC (1 VDC increments)
  0 to 20 mA (2 mA increments) 0-10 VDC (1 VDC increments)
  RS232 serial interface, 9-pin

Frequency (Hz)

  1 Hz to 40 MHz
  0.1 Hz to 69.9 Hz ± (1.0% + 2 dgt)
  RF Carrier: 2.45 GHz

Medium

Air
Air and compatible gases only

Fine Adjustment

Better than 0.0015 psi (0.1 mbar).

Style

  Pumps: Pneumatic
  Pump: Hydraulic
  Vane

Supply Voltage AC

  Instrument Sensor: 220-240 VAC
  Instrument Sensor: 105-125 VAC
  Instrument-Sensor: 220-240 VAC
  Instrument-Sensor: 105-125 VAC
  Instrument-Sensor: 105-125 VAC
  Instrument-Sensor: 220-240 VAC
  Instrument-Sensor: 9 V Battery

Component

Ground Control
Manometer

Weight (for shipping)

  20 lb with contactor and cord
  1.4 LBS
  0.1575
  0.2025
  0.225
  0.9315
  1.35
  2.25
  1.485
  11.25
  13.05
  0.045
  20.25
  26.1
  0.0675
  0.45
  0.09

Installation

7/16" mounting lugs, integrally cast
7/16" mounting lugs, integrally cast.

Housing

  356-T6 cast aluminum alloy (copper free), explosion-proof - Class I, Group D
  ABS plastic blend
  316 SS

Current Rating

DPDT, 10 amps, 125 VAC, 60 Hz contact rating

Fluid

  Hydraulic Oil
  11.1 oz. Water or Mercury
  13.4 oz. Water or Mercury
  6.3 oz. Water or Mercury
  18.5 oz. Water or Mercury
  7.9 oz. Water or Mercury
  9.5 oz. Water or Mercury
  12.4 oz. Water or Mercury
  17.3 oz. Water or Mercury
  Water/Mercury
  Red Gage Oil

Max. Pressure

Gauge: 10000 psi

DC Voltage range

0.1 mV to 1000 V (0.5% + 2 dgt)

Application

  Pressure transmitter calibration
  Duct Traverses ; HVAC ; Testing and Balancing
  Instrument-Sensor: Air and Compatible Combustible Gases
  CE, RoHS

PRESSURE

  Working Pressure: 72 PSI (5 Bar)
  Hysteresis: ±0.1% of full scale
  ±0.1% of Full Scale
  Max: 3 IN of H2O
  Hysteresis: ±0.