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    Preventive maintenance

    Energy costs and system efficiency under control. With Testo.

    Preventive maintenance

    Your challenge

    Preventive maintenance is one of the challenging tasks in every industrial company.

    Regular inspections and efficient adjustments of production and ventilation plants ensure smooth production without downtimes, and secure, norm-compliant processes – and all this while constantly reducing energy costs as far as possible.

    Our solution

    Truly smart measurement technology in preventive maintenance

    • Intuitively operated

    • Complete documentation

    • Clear measurement data management

    Testo supports you in these measurements

    Thermal imager industry

    Preventative maintenance for plant components and switiching cabinets with thermal imagers.

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    Thermal imager industry

    Preventative maintenance for plant components and switiching cabinets with thermal imagers.

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    Switch cabinet measuring device

    Efficiently test switching cabinets and electrical systemswith measuring devices for electrical parameters.

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    Switch cabinet measuring device

    Efficiently test switching cabinets and electrical systemswith measuring devices for electrical parameters.

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    Air velocity & IAQ measuring instrument

    Adjust air conditioning and ventilation systems optimally with the universal IAQ instrument testo 400.

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    Air velocity & IAQ measuring instrument

    Measure surface temperature with the universal IAQ instrument testo 400.

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    Air velocity & IAQ measuring instrument

    Measure process air quality with the universal IAQ instrument testo 400.

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    WiFi data logger system testo Saveris 2

    Automated building climate monitoring with the WiFi data logger system testo Saveris 2.

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    Measuring instruments for preventive maintenance

    Thermal imagers

    Detect thermal anomalies in time.

    • Non-contact

    • From a safe distance

    • During continuing operation

    Preventive maintenance with thermal imagers

    Adjust air conditioning and ventilation systems optimally

    testo 400 – the multitasker for IAQ professionals

    • Measures all IAQ-related parameters: Flow, temperature, humidity, pressure, illuminance, radiant heat, turbulence, COâ‚‚ and CO

    • High-precision, location-independent and integrated differential pressure sensor

    • High-quality digital probes and an intelligent calibration concept

    Multifunctional measuring instrument testo 440

    Smart support

    Stored measurement menus and evaluation of measuring values according to the traffic light principle – for error-free measurements

    • HVAC grid measurement in accordance with EN ISO 12599 and ASHRAE 111

    • PMV/PPD in accordance with EN ISO 7730 and ASHRAE 55

    • Draught and degree of turbulence in accordance with EN ISO 7730 and ASHRAE 55

    • WBGT measurement in line with DIN 33403 and EN ISO 7243, NET measurement in accordance with DIN 33403

    Multifunctional measuring instrument testo 440

    Determination of volume flow in ducts using grid measurement in accordance with EN 12599

    • For all flow velocity probes (hot wire, vane) and Pitot tubes

    • Input of duct geometry and duct apertures

    • Single-point or timed measurement

    • Calculation of measurement uncertainty according to EN 12599

    • Automatic display of insertion depths for traversing duct

    • Duct distribution for rectangular ducts according to the trivial method, and for circular ducts according to the centroidal axis method

    Multifunctional measuring instrument testo 440

    Work efficiently on site – no workarounds, just on to the next job

    • Manage all relevant customer data including measurement locations directly in the instrument

    • Complete and send measuring values with full documentation, including photos, comments and your own logo directly on site – and get to the next job faster

    Manage customer data in the testo 400 multifunction measuring instrument

    Automated IAQ monitoring in buildings

    The WiFi data logger system testo Saveris 2

    • For temperature and humidity

    • Fully automatic

    • With immediate alarms by SMS/e-mail

    WLAN data logger testo Saveris 2

    Can be used universally

    • Data transfer by wireless LAN

    • Intuitive installation and operation

    • Also for difficult-to-access measurement points

    WLAN data logger testo Saveris 2

    Measurement values at all times and everywhere

    • Measuring values are securely stored in the Testo Cloud

    • Data access at all times by smartphone/PC

    • Alarms in case of limit value violation

    Data retrieval of the WLAN data logger testo Saveris 2 via tablet

    All information at a glance