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Testo 420 Air Flow Capture Hood

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SKU

0563 4200

Manufacturer:

Testo

Key Features:

Rugged and durable 24" x 24" air flow capture hood weighs less than 6.4 lbs (with base)
Large, tiltable, removable backlit display makes readings easy to see
Flow straightener for more precise measurement at turbulent outlets
App integration via Bluetooth for fast and easy monitoring and reporting on site

Product Options:

Testo 420 Accessory Options

Flow hood 14 inch x 14 inch (360 x 360 mm) + $335.00

Flow hood 12 inch x 48 inch (305 x 1220 mm) + $389.00

Flow hood 24 inch x 48 inch (610 x 1220 mm) + $389.00

Flow hood 36 inch x 36 inch (915 x 915 mm) + $450.00

Tripod - extendable to 13 ft (4m) + $630.00

Connection hose - silicone - length 16.4 ft (5m) max. load 280 inWC (700 mbar) + $79.00

19 inch pitot tube + $235.00

L-type pitot tube 13 inch SS 1112 F no T/C + $205.00

L-type pitot tube 40 inch stainless steel 1112 F max + $589.00

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Product Detail

The Testo 420 (0563 4200 / 400563 4200) is a rugged, durable, accurate, and lightweight air flow instrument. The 420 features a unique flow straightener, which significantly improves measurement accuracy, saving you valuable time on difficult tasks. This air flow capture hood includes a Bluetooth app feature that allows mobile devices to connect wireless for remote monitoring and operating.

Short Description

Temperature - NTC
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
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

Humidity - Capacitive

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
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
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
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)
Resolution	1 CFM / 1 m³/h
Reaction time	1 sec (t90)

General technical data
Dimensions	24 x 24 in. (Standard hood) / 610 x 610 mm (Standard hood)
Operating temperature	23° to 122 °F / -5 to +50 °C
EU-/EG-guidelines	EU-guideline 2014/30/EU
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