PRO 211 / PRO 215 Differential Pressure

Features:

✔  2 x universal barbed pressure ports (+/-) for differential pressure

✔  Fast and accurate

✔  Backlit dot matrix/clear text display, multilingual

✔  Life chart display

✔  Data logger with files read out via USB (PRO 215 only

✔  Foldable stand and magnet for flexible operation

✔  Acoustic/optic alarm

PRO 211 and PRO 215 are differential pressure high class professional handheld meters with a rich set of features, high grade robustness and operating comfort for safe and reliable use.
PRO 215 also has data logging capability.

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Description

PRO 21x – Differential pressure handheld, integr. sensor, graphic display

INTRODUCTION
PRO 211 / PRO 215 Differential Pressure are differential pressure high class professional handheld meters with a rich set of features, high grade robustness and operating comfort for safe and reliable use.
PRO 215 also has data logging capability.

FEATURES
Display
The multilingual large dot matrix/clear text LCD has ergonomic wide-angle visibility from daylight to darkness, thanks to the backlight.
It displays either large scale values, statistical data or the chart of a variable measurement history.
The HOLD feature allows freezing the measurements on display, while the REL feature allows showing the measurement against the measured value.
Many units of measurement available, depending on measuring range: Pa, hPa, kPa, MPa, bar, mbar, psi, kg/cm2, inHg, mmHg, mmH2O.
Data Logging (only PRO 215)
Large storage capacity: up to 1 million data, file system based.
The logged data are store in CVS files that can be easily viewed connecting the instrument to a PC via USB: the instrument is seen by the PC as a mass storage device, the data can be read oud and evaluated without software necessarily needed. Automatic log with configurable interval.
The instruments integrate a Real Time Clock: date and time of each logged sample are stored.
Alarm
Configurable alarm thresholds and optionally hysteresis can be set.
LCD indication and buzzer activation when thresholds are exceeded.

CONFIGURATION & MEASUREMENT
Sensors
The meters have an internal digital differential pressure sensor. Different ranges are available, depending on model.
Zero and slope user corrections allows compensating any possible sensor drift with time, for the best measuring accuracy.
The data logger is supplied with universal barbed pressure ports for connecting 4 and 6 mm inner diameter hose.
The pressure ports are screwed to the meter by a standard G 1/8 thread, allowing the user to change them with a different type of port, if necessary, to fit his specific needs.
Connection to PC
Via the USB C port, for viewing or downloading the files stored in the instrument internal memory (only PRO 215) or connecting to the application software ProXware.
Statistics
Detection of MIN, AVG (average) and MAX. The user can clear the statistical info to start a new statistical calculation.

Technical Data

Technical Data

Technical Specifications

Protection class

IP67 (except pressure port)

Power supply

4 x AA batteries (included in the scope of delivery)
External 5 V DC via USB C (power adapter or PC USB port)

Logging type

only PRO 215-x: Automatic with manual start/stop

Measurement rate

4 meas/s

Weight

340 g incl. battery

Accuracy

±0.15 %FSS) ± 1 digit typ. @ 25 °C
±1.5 %FSS ± 1 digit max.
(FSS = 2 x full scale pressure)

Operating conditions

-5 ... +50 °C; 0 ... 85 % RH (non-condensing)

Storage temperature

-25 … 65 °C (without batteries)

Dimensions

178 x 78 x 38 mm

APPLICATIONS

APPLICATIONS

  • HVAC System Testing and Balancing

    • Measure and balance airflow in ducts

    • Verify pressure drops across filters or coils

  • Clean Room Monitoring

    • Ensure proper differential pressure between clean and unclean zones

  • Building Pressure Management

    • Monitor and maintain pressure levels between building zones for comfort and energy efficiency

  • Laboratory and Pharmaceutical Environments

    • Validate and control pressure in controlled environments for contamination prevention

  • Process Industry

    • Monitor pressure in pipelines and equipment to ensure safe and consistent operation

  • Filter Performance Testing

    • Measure pressure drop across filters to determine clogging or performance degradation

  • Data Logging for Audits and Reports (PRO 215 only)

    • Long-term pressure monitoring with timestamped data for regulatory or quality assurance documentation

  • Leak Detection

    • Monitor pressure drops in sealed systems to identify potential leaks

  • Industrial Equipment Diagnostics

    • Troubleshoot machinery by analyzing pressure-related issues in pneumatic systems