testo 445

  • testo 445
  • testo 445
  • testo 445
  • testo 445
  • testo 445
  • testo 445
TESTO AG
testo 445, VAC measuring instrument, incl. TopSafe, battery and manual
 
Part #: 0560 4450

Description

The testo 445 VAC instrument measures temperature, relative humidity, dew point, absolute humidity, degree of humidity, enthalpy, all types of air velocity (in ducts, duct openings or extractors), volume flow, pressure and indoor air quality.

  • Automatic mean calculation and volume flow measurement
  • Automatic allocation of duct cross-section to location (max. 99 locations)
  • Internal data logger (3,000 readings)
  • Simultaneous measurement of up to 6 parameters

PC Software

  • Miniature surface probe Type K (NiCr-Ni)

    # 0600 1494

    For measurements on electronic components, small motors... Meas. Range -200 to +400 °C

  • Pipe wrap probe Type K (NiCr-Ni)

    # 0600 4593

    For pipes with diameter of up to 2", for flow/return temp. meas. in hydronic systems Meas. Range -60 to +130 °C

  • Roller surface probe Type K (NiCr-Ni)

    # 0600 5093

    For measurements on rollers and rotating drums, max. circumferential velocity 18 to 400m/min Meas. Range -50 to +240 °C

  • Plug-in measuring tip Type K (NiCr-Ni)

    # 0600 5393

    750mm long, flexible, for high temperatures, outer casing: stainless steel 1.4541 (Please order handle with Part no. 0600 5593) Meas. Range -200 to +900 °C

  • Plug-in measuring tip Type K (NiCr-Ni)

    # 0600 5493

    1200 mm long, flexible, for high temperatures, outer casing: stainless steel 1.4541 (Please order handle with Part no. 0600 5593) Meas. Range -200 to +900 °C

  • Spare meas. head Type K (NiCr-Ni)

    # 0602 0092

    For pipe wrap probe, TC Type K Meas. Range -60 to +130 °C

  • Quick-action surface probe with sprung thermocouple strip Type K (NiCr-Ni)

    # 0604 0194

    Мeasuring range short-term to +500°C (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +300 °C

  • Super quick-action immersion/penetration probe Type K (NiCr-Ni)

    # 0604 0493

    For measurements in liquids (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +600 °C

  • Super quick-action immersion/penetration probeType K (NiCr-Ni)

    # 0604 0593

    For high temperatures (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +1100 °C

  • Super quick-action surface probeType K (NiCr-Ni)

    # 0604 0994

    Probe tip at 90° angle, with sprung thermocouple strip (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +300 °C

  • Super quick-action immersion/penetration probe Type K (NiCr-Ni)

    # 0604 9794

    For measurements in gases and liquids with a low-mass tip (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +600 °C

  • Robust surface probeType K (NiCr-Ni)

    # 0604 9893

    Аt 90° angle, suitable for inaccessible places (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +600 °C

  • Robust surface probe Type K (NiCr-Ni)

    # 0604 9993

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range -200 to +600 °C

  • Super quick-action immersion/penetration probe Type K (NiCr-Ni)

    Super quick-action immersion/penetration probe Type K (NiCr-Ni)

    # 0614 0493

    For measurements in liquids (Plug-in head, connection cable 0430 0143 or 0430 0145 required) With EEPROM; precision adjustment for each probe at a measuring point; measuring range limits are saved in probe Meas. Range -200 to +600 °C

  • Quick-action immersion/penetration probe Type K (NiCr-Ni)

    # 0614 0593

    For high temperatures Meas. Range -200 to +1100 °C

  • Robust surface probe Type K (NiCr-Ni)

    # 0614 9893

    Аt 90° angle, suitable for inaccessible places (Plug-in head, connection cable 0430 0143 or 0430 0145 required) With EEPROM: precision adjustment for each probe at a measuring point: measuring range limits are saved in probe Meas. Range -200 to +600 °C

  • Robust surface probe Type K (NiCr-Ni)

    # 0614 9993

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) With EEPROM: precision adjustment for each probe at a measuring points;measuring range limits are saved in probe Meas. Range -200 to +600 °C

  • Vane probe, Ø 16 mm

    # 0628 0005

    With telescopic handle, Tmax +60°C Meas. Range +0.6 to +40 m/s

  • Comfort level probe

    # 0628 0009
    For measuring degree of turbulence, with telescopic handle and stand. Fulfills EN 13779 requirements 
    Temperature - NTC
    Measuring range
    32.0° to 122.0 °F / 0 to +50 °C
    Accuracy
    ±0.5 °F / ±0.3 °C
    Velocity - Hot wire anemometer
    Measuring range
    0 to +984 fpm / 0 to +5 m/s
    Accuracy
    ±(5.90 fpm +4 % of remaining measurement value) / ±(0.03 m/s +4 % of mv)
  • Robust high-temperature/humidity probe (up to +180 °C) -

    # 0628 0021
    Measuring range
    -20 to +180 °C
    0 to +100 %RH
    Accuracy
    ±0.4 °C (0.1 to +50 °C)
    0.5 °C (Remaining Range)
    ±2 %RH (+2 to +98 %RH)
    Reaction time
    30 s
     
    General technical data
    Technical data
     
    Length probe shaft
    300 mm
    Diameter probe shaft
    12 mm
     
    you need a plug-in head cable (0430 0143) for this probe
  • Flexible humidity probe (does not retain shape)

    # 0628 0022

    For measurements in inaccessible places (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +180 °C Meas. Range 0 to +100 %RH

  • Robust hot bulb probe, Ø 3 mm

    # 0628 0035

    For measurements in the lower velocity range, 2m cable (PVC) Meas. Range 0 to +10 m/s

  • Vane probe, Ø 16 mm

    # 0628 0036

    For stationary assembly, 3 m cable (PVC) Meas. Range +0.4 to +60 m/s,±(0.2 m/s + 1 % of mv) 

  • Quick-action hot wire probe, Ø 10 mm

    # 0635 1041

    With telescopic handle, for measurements in the lower velocity range with direction recognition Meas. range -20 to +70 °C Meas. Range 0 to +20 m/s, Accuracy ±(0.03 m/s ±4 % of mv) (0 to +20 m/s)

  • Thermal anemometer probe, Ø 10 mm

    # 0635 1047

    With telescopic handle, measures air flow in lab fume cupboards to DIN EN 14175 Meas. range 0 to +50 °C Meas. Range 0 to +5 m/s

  • Robust hot bulb probe, Ø 3 mm

    # 0635 1049

    With handle and telescopic handle for measurements in the lower velocity range Meas. range -20 to +70 °C Meas. Range 0 to +10 m/s

  • 3-function probe

    # 0635 1540

    For simultaneous measurement of temperature, humidity and velocity. With plug-in head, 0430 0143 connection cable required Meas. range -20 to +70 °C Meas. Range 0 to +100 %RH Meas. Range 0 to +10 m/s

  • Affordable, robust hot bulb probe,Ø 3 mm

    # 0635 1549

    For measurements in the lower velocity range, with handle Meas. range -20 to +70 °C Meas. Range 0 to +10 m/s

  • Pitot tube, 500 mm long, Ø 7 mm

    # 0635 2045

    Stainless steel, measures flow speed (Longer versions on request)

  • Pitot tube, 350 mm long, Ø 7 mm

    # 0635 2145

    Stainless steel, measures flow speed (In conjunction with 0638 1347 / 0638 1447 / 0638 1547 pressure probes or testo 521, with internal sensor)

  • Pitot tube, 300 mm long

    # 0635 2245

    Stainless steel, for measuring flow velocity (Longer versions on request)

  • Pitot tube, 1000 mm long

    # 0635 2345

    Stainless steel, measures flow speed (Longer versions on request)

  • High temperature vane probe, Ø 25 mm

    # 0635 6045

    With handle for continuous measurements up to +350°C Meas. Range -40 to +350 °C Meas. Range +0.6 to +20 m/s

  • Bendable vane probe, Ø 100 mm

    # 0635 9340

    Сan be bent by 90°. Аttachable to handle 0430 3545 or telescopic handle 0430 0941, for measurements on ventilation outlets Meas. Range +0.1 to +15 m/s

  • Bendable vane probe, Ø 60 mm

    # 0635 9440

    Сan be bent by 90°. Аttachable to handle 0430 3545 or telescopic handle 0430 0941, for meas. on ventilation outlets Meas. Range +0.25 to +20 m/s

  • Vane probe, Ø 12 mm

    # 0635 9443

    Сan be attached to handle 0430 3545 or telescopic handle 0430 0941 Meas. Range +0.6 to +20 m/s

  • Vane probe, Ø 60 mm

    # 0635 9449

    With telescopic handle, for integrating velocity measurement Meas. Range +0.25 to +20 m/s

  • Vane/temperature probe, Ø 25 mm

    # 0635 9640

    Сan be attached to 0430 3545 handle or 0430 0941 telescopic handle Meas. Range -30 to +140 °C Meas. Range +0.4 to +40 m/s

  • Thin humidity probe

    # 0636 2130

    Incl. 4 attachable protection caps for ambient air measurements, measurements in exhaust air ducts and equilibrium moisture measurements (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +70 °C Meas. Range 0 to +100 %RH

  • Robust humidity probe

    # 0636 2140

    For measuring equilibrium moisture or for measurements in exhaust ducts to +120°C (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +120 °C Meas. Range 0 to +100 %RH

  • High humidity level probe w/ heated sensor element, no humidity on sensor

    # 0636 2142
    Range     -20 дo +100 °C/ 0 дo +100 %RH
    Accuracy  ±2.5 %RH (0 to +100%RH)
                    ±0.4 °C (-10 .... +50 °C)
                    ±0.5 °C (-20 ....-10.1 °C)
                     ±0.5 °C (+50.1... +100 °C)  

     

     

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +100 °C Meas. Range 0 to +100 %RH

  • Duct humidity/temperature probe

    # 0636 9715

    Сan be connected to telescopic handle 0430 9715 Meas. range -20 to +70 °C Meas. Range 0 to +100 %RH

  • Standard ambient air probe up to +70°C

    # 0636 9740

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +70 °C Meas. Range 0 to +100 %RH

  • Highly accurate reference humidity/temp. probe

    # 0636 9741

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +70 °C Meas. Range 0 to +100 %RH

  • Humidity/temperature probe

    # 0636 9742

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. range -20 to +70 °C Meas. Range 0... +100 %RH

  • Standard pressure dew point probe for measurements in compressed air systems

    # 0636 9840

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range 0 to +100 %RH

  • Precision pressure dew point probe for measurements in compressed air systems

    # 0636 9841

    (Plug-in head, connection cable 0430 0143 or 0430 0145 required) Meas. Range 0 to +100 %RH

  • Precision pressure probe, 100 Pa

    # 0638 1345

    Мeasures differential pressure and velocities (in combination with Pitot tube) Meas. Range 0 to +100 Pa

  • Pressure probe, 10 hPa

    # 0638 1445

    Мeasures differential pressure and velocities (in combination with Pitot tube) Meas. Range 0 to +10 hPa

  • Pressure probe, 100 hPa

    # 0638 1545

    Мeasures differential pressure and velocities (in combination with Pitot tube) Meas. Range 0 to +100 hPa

  • Pressure probe, 2000 hPa

    # 0638 1645

    Мeasures absolute pressure Meas. Range 0 to +2000 hPa

  • Thermocouple Type K (NiCr-Ni)

    # 0644 1109

    Мade of fibre-glass insulated thermal pipes, pack of 5 (Insulation: twin conductor, flat, oval, opposed and covered with fibre-glass, both conductors are wrapped together with fibre-glass and soaked with lacquer, please order adapter 0600 1693) Meas. Range -200 to +400 °C

  • Extension cable

    # 0409 0063

    5 m long, between plug-in head cable and instrument (PUR coating material)

  • RS 232 cable

    # 0409 0178

    Сonnects instrument to PC (1.8 m) for data transfer)

  • Swan neck, flexible connection

    Swan neck, flexible connection

    # 0430 0001
    Вetween probe and connection part
  • Cable, 1.5 m long

    # 0430 0143

    Сonnects CO2 probe with plug-in head to meas. instrument (PUR coating material)

  • Extension for telescopic handle, 2 m long

    Extension for telescopic handle, 2 m long

    # 0430 0942
    (please also order the 0409 0063 extension cable)
  • Handle for plug-in vane probes

    # 0430 3545
  • 9V rech. battery for instrument

    # 0515 0025

    (instead of battery)

  • System case (plastic)

    # 0516 0400

    For measuring instrument, probes and accessories (probes in lid make it easy to find parts in case (540 x 440 x 130 mm))

  • System case (aluminium)

    # 0516 0410

    For measuring instrument, probes and accessories (probes in lid make it easy to find parts in case)

  • Transport case, plastic

    # 0516 0445

    For measuring instrument, probes and accessories (now larger for safe and orderly storage)

  • Silicone heat paste

    # 0554 0004

    (14g), Tmax = +260°C (improves heat transfer in surface probes)

  • Magnetic holder for pressure probes

    Magnetic holder for pressure probes

    # 0554 0225
    (for pressure probes 0638 1345/..1445/..1545/..1645)
  • Magnetic probe holder for vane probes

    Magnetic probe holder for vane probes

    # 0554 0430
  • Connection hose, silicone, 5m long

    # 0554 0440

    (max. load 700 hPa (mbar))

  • Testo fast printer

    # 0554 0549

    With wireless infrared interface, 1 roll thermal paper and 4 AA batteries (for printing out measurements on site)

  • Spare thermal paper for printer (6 rolls

    # 0554 0568

    (measurement data documentation legible for up to 10 years)

  • testo saline solution pot for checking humidity probes, 33 %RH

    # 0554 0636
  • Stainless steel sintered cap

    # 0554 0640

    Ø 21 mm, can be screwed onto humidity probe (protection in case of high mechanical load and high velocities)

  • Stainless steel sintered filter

    Stainless steel sintered filter

    # 0554 0641
    Рore size 100 µm, probe protection in dusty atmospheres or higher flow velocities
  • Stainless steel sintered cap, Ø 12 mm

    # 0554 0647

    Screwed onto humidity probe (for measurements at high flow velocities or in contaminated air)

  • testo saline pots for control and humidity adjustment of humidity probes

    # 0554 0660

    11.3 %RH and 75.3 %RH with adapter for humidity probe (quick checks or calibration of humidity probe)

  • Metal protection cage, Ø 21 mm

    # 0554 0665

    For humidity probes (for velocities of less than 10 m/s)

  • Teflon sintered filter, Ø 21 mm

    # 0554 0666

    For corrosive substances (high humidity range (long-term measurements), high velocities)

  • Wire mesh filter, Ø 21 mm

    # 0554 0667

    For metal protection cage and plastic cap (protects from dirt and damage. Applications: meteorology, splashwater, condensation)

  • Metal protection cage, Ø 12 mm

    # 0554 0755

    For humidity probes (for measurement in flow velocities of less than 10 m/s)

  • Teflon sintered filter

    # 0554 0756

    Ø 12 mm, for corrosive substances (high humidity range (long-term measurements), high velocities)

  • Cap with wire mesh filter, Ø 12 mm

    # 0554 0757
  • Teflon sintered filter, ∅ 12 mm

    # 0554 0758

    For corrosive substances (high humidity range (non-stop measurements), high flow speeds)

  • Teflon cap, Ø 5 mm, attachable

    # 0554 1031

    PTFE material, (5 off) (Dust protection, high humidity measurements, high flow speeds for humidity probe 0636 2130)

  • ComSoft Professional 4

    # 0554 1704

    (Pro software incl. data archiving)

  • Ethernet adapter

    # 0554 1711

    Ethernet adapter, RS232 - Ethernet incl. software driver, mains unit (facilitates data communication in network)

  • Cover plugs for test holes (50 off)

    Cover plugs for test holes (50 off)

    # 0554 4001
  • ISO calibration certificate velocity

    ISO calibration certificate velocity

    # 0520 0004
    (hot wire, vane anemometer, Pitot tube; calibration points 1; 2; 5; 10 m/s)
  • ISO calibration certificate/Velocity

    ISO calibration certificate/Velocity

    # 0520 0034
    (hot wire, vane anemometer, Pitot tube; calibration points 5; 10; 15; 20 m/s)
  • DAKKS calibration certificate/velocity

    DAKKS calibration certificate/velocity

    # 0520 0204
    (hot wire, vane anemometer, Pitot tube; calibration points 2; 5; 10; 15; 20 m/s)
  • DAKKS calibration certificate/velocity

    DAKKS calibration certificate/velocity

    # 0520 0244
    (hot wire, vane anemometer; calibration points 0.5; 1; 2; 5; 10 m/s)
  • ISO calibration certificate temperature

    # V400 0000

Memory

3000

Display

LCD, 4 lines

Storage temperature

-20 to +70 °C
Operating temperature                         0 to +50 °C

Power supply

Battery/Rechargeable battery

Battery type

9V block battery

Battery life

45 h

Weight

255 g

Dimensions

215 x 68 x 47 mm

Material/Housing

ABS
 
 
 
Probe type NTC
 

 

Meas. range                      

-50 to +150 °C
Accuracy                                                 ±0.5% of mv (+100 to +150 °C)
±0.2 °C (-25 to +74.9 °C)
±0.4 °C (-50 to -25.1 °C)
±0.4 °C (+75 to +99.9 °C)
Resolution 0.1 °C (-50 to +150 °C)
 
 
Probe type Type K
 

 

Meas. Range

-200 to +1370 °C
Accuracy ±0.5% of mv (-200 to ­60 °C)
±0.5% of mv (+60 to +1370 °C)
±0.3 °C (-60 to +60 °C)
Resolution 0.1 °C (-200 to +1370 °C)
 
 
Probe type CO
 

 

Meas. Range

0 to +500 ppm CO
Accuracy ±5% of mv (+100 to +500 ppm CO)
±5 ppm CO (0 to +100 ppm CO)
Resolution 1 ppm CO (0 to +500 ppm CO)
 
 
Probe type CO2
 

 

Meas. Range

0 to +10000 ppm CO2
Accuracy ±(100 ppm CO2 ±3% of mv) (+5000 to +10000 ppm CO2)
±(500 ppm CO2 ±2% of mv) (0 to +5000 ppm CO2)
Resolution 1 ppm CO2 (0 to +10000 ppm CO2)
 
 
Probe type humid. sensor, cap.
 

 

Meas. Range

0 to +100 %RH
Resolution 0.1 %RH (0 to +100 %RH)
 
 
Probe type Typ J (FeCuNi)
 

 

Meas. Range

-200 to +1000 °C
Accuracy ±0.5% of mv (-200 to ­60 °C)
±0.5% of mv (+60 to +1000 °C)
±0.3 °C (-60 to +60 °C)
Resolution 0.1 °C (-200 to +1000 °C)
 
 
Probe type Pressure probe
 
Аccuracy
 

 

 

±0.1% of mv
Resolution 0.001 hPa (Sonde 0638 1345)
0.001 hPa (Sonde 0638 1445)
0.01 hPa (Sonde 0638 1545)
1 hPa (Sonde 0638 1645)
 
 
Probe type Thermo
 

 

Meas. Range

 

0 to +20 m/s

Resolution 0.01 m/s (0 to +10 m/s)
0.1 m/s (+10.1 to +20 m/s)
 
 
Probe type Vane
 

 

Meas. Range

 

0 to +60 m/s

Resolution 0.01 m/s (0 to +60 m/s)
 

Enquiry Form

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