by Supplier >> Testo AG >> HVAC Instruments

Testo 420 - Balometer Capture Hood / Volume Flow Hood

Part Number : 0563 4200

Product Description:
 
The testo 420 accurate, lightweight flow hood with Bluetooth is the precise and convenient solution for measuring volume flows at supplies and returns. Handling this capture hood with flow straightener and tiltable display is especially easy with the low weight of less than 6.2 lbs. and ergonomic handles.

Product Features:


  • Volume flow hood for larger swirl outlets for measuring volume flow, temperature and relative humidity
  • Impressively light with a weight of 2.9 kg
  • Precise measurement even at swirl outlets thanks to integrated volume flow straightener
  • Fast set-up, convenient operation and protocol creation on site using the App
 
Delivery Scope:

testo 420 volume flow hood, with measuring instrument, body, 610 x 610 mm flow hood, 5 x tension rods, USB cable, batteries and trolley, incl. calibration protocol
 
*** Send your inquiry to get the final prices.  

Testo 420 - Balometer Capture Hood / Volume Flow Hood

Temperature – NTC Technical Data

• Measuring range -4° to 158 °F / -20 to +70 °C
• Accuracy ±1 °F (32° to 158 °F) / ±0.5 °C (0 to +70 °C)
±1.4 °F (-4° to 32 °F) / ±0.8 °C (-20 to +0 °C)
• Resolution 0.1 °F / 0.1 °C
• Reaction time 45 sec (t90)

Humidity – Capacitive Technical Data

• Measuring range 0 to 100 %rH
• Accuracy ±1.8 %rH + 3 % of mv at +77 °F / ±1.8 %RH + 3 % of mv at +25 °C
(5 to 80 %rH)
• Resolution 0.1 %rH

Differential Pressure Technical Data


• Measuring range -0.480 to 0.480 InH₂O / -120 to +120 Pa
• Accuracy ±2 % of mv + 0.002 InH₂O at +72 °F, 405 InH₂O / ±2 % of mv + 0.5 Pa at +22 °C, 1013 hPa
• Resolution 0.001 InH₂O / 0.001 Pa
• Reaction time 1 sec (t90)

Absolute Pressure Technical Data


• Measuring range 280 to 440 InH₂O / 700 to 1100 hPa
• Accuracy ±1 InH₂O / ±3 hPa
• Resolution 0.1 InH₂O / 0.1 hPa
• Reaction time 1 sec

Volume Flow Technical Data

• Measuring range 24 to 2354 CFM / 40 to 4000 m³/h
• Accuracy ±3 % of mv + 7 CFM at +72 °F / ±3 % of mv + 12 m³/h at +22 °C
405 InH₂O (50 to 2060 CFM) / 1013 hPa (85 to 3500 m³/h)
• Reaction time 1 sec (t90)
• Resolution 1 CFM / 1 m³/h

General Technical Data


• EU-/EG-guidelines EU-guideline 2014/30/EU
• Warranty 2 years
• Battery type Alkaline, type AA
• Battery life 40 h
• Display size 3.5"
• Display function Dot matrix
• Display ligthing with illumination
• Interface Micro-USB; Bluetooth® 4.0 wireless technology
• Memory 2 GB (internal)
• Storage temperature -4° to 140 °F / -20 to +60 °C
• Weight 102 oz. / 2900 g
• Dimensions 24 x 24 in. (Standard hood) / 610 x 610 mm (Standard hood)
• Operating temperature 23° to 122 °F / -5 to +50 °C

Testo 420 - Balometer Capture Hood / Volume Flow Hood

Areas of Application:
 
  • Public and commercial buildings
  • Laboratories and clean rooms
  • Storage areas and production facilities
  • Pitot tube in the duct
  • Pressure measurement at the filter 

No Record Found

Replacement hood 360 x 360 mm, with bag - for testo 420

Part No. 0554 4200
Replacement hood (360 x 360 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 335 x 335 mm.  

Replacement hood 305 x 1220 mm, with bag - for testo 420

Part No. 0554 4201
Replacement hood (305 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 280 x 1195 mm.  

Replacement hood 610 x 1220 mm, with bag - for testo 420

Part No. 0554 4202
Replacement hood (610 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 585 x 1195 mm.  

Replacement hood 915 x 915 mm, with bag - for testo 420

Part No. 0554 4203

Extendable tripod (up to 4 m) with wheels

Part No. 0554 4209
Extendable tripod (up to 4 m) with wheels – ideal for measuring at ceiling outlets. The wheels are really easy to attach.

Connection hose; silicone; 5 m long; max. load 700 hPa (mbar)

Part No. 0554 0440

Connection hose silicone-free for differential pressure measurement, length 5 m, load up to maximum 700 hPa, (mbar)

Part No. 0554 0453

Pitot tube, 500 mm long, stainless steel, for measuring flow velocity

Part No. 0635 2045
General Technical Data
• Length 500 mm
• Diameter 7 mm
• Pitot tube factor 1
• Measuring range +1 to +100 m/s
• Operating temperature 0 to +600 °C
 

Pitot tube, 350 mm long, stainless steel, for measuring flow velocity

Part No. 0635 2145
General Technical Data
• Length 350 mm
• Diameter 7 mm
• Pitot tube factor 1
• Measuring range +1 to +100 m/s
• Operating temperature 0 to +600 °C
 

Pitot tube, length 1000 mm, stainless steel, for measuring flow velocity

Part No. 0635 2345
General Technical Data
• Length 1,000 mm
• Diameter 7 mm
• Pitot tube factor 1
• Measuring range +1 to +100 m/s
• Operating temperature 0 to +600 °C
 
 

ISO calibration certificate, 15 to 2000 m³/h bi-directional

Part No. 0520 0154

ISO calibration certificate, 10 measurement points regularly distributed over the measuring range (bi-directional) Calibration points 150/300/450/600/750/900/1050/1200/1350/1500 Nm³/h

Part No. 0520 0194

ISO calibration certificate, 5 measurement points regularly distributed over the measuring range (bi-directional) Calibration points 300/600/900/1200/1500 Nm³/h

Part No. 0520 0164

DAkkS calibration certificate, 15 to 2000 m³/h bi-directional

Part No. 0520 1264

DAkkS calibration certificate, 10 measurement points regularly distributed over the measuring range (bi-directional) Calibration points 150/300/450/600/750/900/1050/1200/1350/1500 Nm³/h

Part No. 0520 0294

DAkkS calibration certificate, 5 measurement points regularly distributed over the measuring range (bi-directional) Calibration points 300/600/900/1200/1500 Nm³/h

Part No. 0520 0264

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