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Testo 435-4 Multifunction Meter

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Accepts a wide range of sensors/probes for: air flow, temperature, humidity, CO2 and CO measurement
Perform time and multi-point average calculations and calculate CFM, BTUh and cooling tons
Built-in precision pressure sensor available
Printability (measurement, with date and time)
Data log up to 10,000 readings

Introducing the Testo 435-4 multifunction meter

Testo 435-4 Multifunction Meter measuring instrument is a measuring instrument used in the field of air conditioning and ventilation systems. It is a very useful tool for engineers and technicians in the inspection and maintenance of HVAC systems.

Versatile Measurement : Capable of measuring a wide range of parameters. Gives you a comprehensive view of the performance of your HVAC system.
Precise sensor : Equipped with high quality sensor. Provides accurate and reliable measurement results.
Data storage feature : Capable of storing measured data. Allows you to record and analyze information over long periods of time.
Easy to use user interface : Designed with simple display and controls. Users can easily operate and adjust settings.
Connectivity and data transfer : Ability to connect to computers or other devices to transfer data. Perform further analysis, assist in reporting and management.
High durability : Made with advanced materials and technology. Ensures high durability in harsh working environments.

And is a multi-purpose air quality meter. A multi-purpose measuring instrument used in determining air quality and assessing overall airflow.

Other indicators in applications such as duct installation. The Testo 435-4 multifunction meter is compact, all-in-one.

Since this is a multi-purpose instrument, it is designed to be used with a variety of probes. Depending on which probe is connected to the end will affect the instrument’s testing capabilities.

Probes of the Testo 435-4 multifunction meter

Loại T (Cu-CuNi).
NTC probe.
Type K probe
CO2 probe.
Probe with humidity sensor cap.
Hot wire probe.
Vane probe.
Totally under pressure.

Features of the Testo 435-4 multifunction meter

10000 record storage memory.
Various test types depending on the probe equipped.
PC software for analyzing test data.
Overall air quality assessment.
Lighting screen.
Easy to use interface.

Full list of products

Testo 435-4 multifunction meter. VAC & IAQ Instrument multifunction meter.
PC software.
USB data cable.
Battery.
Calibration protocol.

Application:

Testo 435-4 multi-function meter has many applications such as: measuring CO, CO2, pressure, checking ventilation systems…

Compatible probes

Please note that these probes are NOT included as standard with this meter. For more information on probes, see attached documentation or call us directly for inquiries and orders.

CONNECTABLE PROBE (OPTIONAL)	DOCUMENT 435-1	DOCUMENT 435-2	DOCUMENT 435-3	DOCUMENT 435-4
IAQ Probe (CO2, Air Temperature, Indoor Air Humidity + Absolute Pressure)	√	√	√	√
Thermal Flow Rate Probe w/ Integrated Temperature and Air Humidity Measurement	√	√	√	√
Vane / Hot Wire Probe	√	√	v	√
Probe temperature (immersion, penetration, air and surface measurement)	√	√	√	√
Wireless Temperature Probe	√	√	√	√
Ambient CO Detector	√	√	√	√
Absolute pressure transducer	√	√	√	√
Differential pressure measurement for flow velocity measurement (with Pitot tube and for filter monitoring [not retro-fittable])	– –	– –	√	√
Comfortable probe for turbulence level measurement	– –	√	– –	√
Humidity probe for measuring air temperature / humidity	– –	√	– –	√
Lux Probe for light intensity	– –	√	– –	√
Temperature probe to determine U value	– –	√	– –	√