- 41 pressure ranges from ±25 mbar to 1,400 bar (±10 inH₂O to 20,000 psi / 2.5 kPa to 140 MPa)
- Total 1-year uncertainty up to 0.025% of full scale (FS) across the temperature range of -10 °C to +50 °C
- Integrated calibration record with countdown display for next due date
- Rugged, handheld design with backlit, high-contrast display
- Functions for leak test, tare, maximum/minimum display and filtering
- Version for hazardous areas (intrinsically safe) available
- Optional external plug-and-play sensors: pressure sensor (PM700E) and RTD temperature probe (RTD-PROBE)
- Compatible with our pneumatic and hydraulic hand pumps
- Compatible with 4Sight2 for automated calibration processes
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- Total accuracy of 3 Pa / 0.03 mbar using Druck TERPS resonant silicon technology
- Configurable for a wide range of applications with 1, 2, or 3 reference sensors from 200 kPa to 21.1 MPa
- Comprehensive yet easy-to-use platform—from laboratory barometer to practical calibration standard
- Compact, robust transfer standard ideal for on-site testing and interlaboratory comparisons
- Versatile performance maintained over a wide range of environmental conditions and test media
- Precision of 10 ppm Full Scale (FS)
- Long-term stability up to 15 ppm Full Scale (FS) per year
- Optional barometric reference available
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- Checking and setting operating pressures is easier than ever
- Simple data transmission – via USB and Bluetooth®
- For mobile use and stationary continuous operation
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- Measuring ranges up to 0 ... 1,000 bar (0 ... 15,000 psi), vacuum and absolute pressure ranges also available
- Accuracy: up to 0.05 % (incl. calibration certificate)
- Intrinsically safe version
- Logger function with up to 50 measured values per second
- Communication with WIKA-CAL software over WIKA-Wireless
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- Pressure ranges from 25 mbar to 700 bar (10 inH₂O to 10,000 psi)
- Single or dual-range sensor configuration
- mA measurement, switch test, and 24 V loop power supply
- Large backlit display with intuitive, menu-driven interface
- Integrated HART® resistor for digital communication
- Robust and weatherproof design
- Compact, user-friendly, and easily portable
- Convenient one-handed operation with secure grip and impact-resistant elastomer protection
- Plug-and-play compatibility with universal pressure modules (IUPM/IUPMP), accuracy up to 0.05% FS (total) or 0.01% FS (precision)
- Programmable leak test for automatic leak rate detection
- Advanced functions including hold, min/max/average values, alarm, and tare for efficient troubleshooting
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- Pressure ranges from 25 mbar to 700 bar (10 inH₂O to 10,000 psi)
- Single or dual-range configuration available
- Simultaneous measurement of pressure and mA for calibration and maintenance of transmitters and control loops
- 24 V loop power supply for energizing transmitters and control loops
- Automatic switch test for rapid and accurate detection of switching points
- Integrated, selectable HART® resistor (250 Ω) for easy communication with HART devices
- Large backlit display with intuitive, menu-driven operation
- Robust and weatherproof housing designed for demanding conditions
- Compact, user-friendly, and easily portable
- One-handed operation with secure grip and impact-resistant elastomer protection
- Plug-and-play compatibility with universal pressure modules (IUPM/IUPMP), accuracy up to 0.05% FS total or 0.01% FS precision
- Programmable leak test for automatic measurement of pressure drop and leak rate
- Advanced features: hold, min/max/average values, alarm, and tare for efficient troubleshooting
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- Sources and measures mA, mV, V, ohms, frequency, and pulses
- Simulates and measures 8 RTD and 12 thermocouple types
- 32 available pressure modules from 25 mbar to 700 bar (10 inH₂O to 10,000 psi)
- Simultaneous dual-reading capability
- Automatic switch test and pressure leak test
- Data storage for 1000 measurement points with real-time clock
- 24 V loop power supply
- Integrated HART® loop resistor
- Large backlit display
- Robust and weatherproof
- Compact, user-friendly, and easily portable
- Convenient one-handed operation
- Plug-and-play connection for universal IDOS pressure modules
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Hold, Zero, 7 selectable units, smoothing, lock, Max/Min.IP67
This unit features a 0 - 25 millibar operating range and a 350 millibar over range. It is also IP67 rated.
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- Single or multiple pressure range configurations available
- Up to three pressures displayed simultaneously
- Utilizes Druck’s innovative piezo-resistive and resonant pressure sensor technology
- Pressure measurement ranges up to 1000 bar (14,500 psi / 100 MPa)
- Precision selectable up to 0.001% Full Scale (FS)
- Long-term stability up to 0.001% FS per year
- Optional barometric reference
- Airfield task as standard with barometer option: Display QFE, QFF, or QNH in pressure units or altitude in feet/meters
- Negative gauge calibration included as standard
- Data logging as standard with on-screen replay
- Selectable numeric or graphic display
- High-resolution touchscreen
- Intuitive icon-driven menu structure
- Switch test/analogue output option
- Switch test/voltage-free contact option
- Aeronautical option
- Leak test option
- RS232, IEEE, Ethernet, and USB interfaces as standard
- Min/Max/Average value display
- Compatible with software packages
- 28 selectable pressure units plus 4 user-defined units
- Various service and support options available
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- Manual pressure generation of -0.85 … +25 bar [12.3 ... +360 psi]
- Accuracy: 0.025 % FS (incl. calibration certificate)
- Generation/measurement of 0 ... 24 mA and voltage supply DC 24 V
- Data logger with high measuring rate and large memory
- Intrinsically safe version
- 0 - 130 mbar operating range
- 750 mbar over range
- -10°C to 50°C operating range
- Backlit
- Zeroing
- Hold
- Range lock
- Max/Min
- Selectable units of pressure
- IP67 - dust and waterproof
- Port size 4mm
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- 0-7 Bar operating range
- 10 Bar over range
- -10°C to 50°C operating range
- Backlit
- Zeroing
- Hold
- Range lock
- Max/Min
- IP67 - dust and waterproof
- Port size 4mm
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- 0-7 Bar operating range
- 10 Bar over range
- -10°C to 50°C operating range
- Backlit
- Zeroing
- Hold
- Range lock
- Max/Min
- IP67 - dust and waterproof
- Port size 4mm
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- 0 - 10bar operating range
- 17 bar over range
- IP67 - Dust and waterproof
- Backlit
- Zeroing
- Hold
- Range lock
- Max/Min
- Port size 4mm
- Selectable units of pressure
- -10°C to 50°C Operating Temperature
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- 0-1 bar operating range
- 2 bar over range
- -10°C to 50°C
- Backlit function
- Zeroing function
- Hold function
- Range lock function
- Max/Min
- Selectable units of pressure
- Port size 4mm
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- Digital indicator with interchangeable pressure sensors (plug-and-play)
- Measuring ranges from 0 ... 25 mbar to 0 ... 1,000 bar (0 ... 0.4 psi to 0 ... 14,500 psi)
- Type of pressure: positive and negative overpressure, absolute pressure and differential pressure
- Accuracy: 0.2 %, optional 0.1 % (incl. calibration certificate)
- Software and complete service cases (incl. pumps) available
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- Intrinsically safe indicator with interchangeable pressure sensors model CPT62I0 (plug-and-play)
- Measuring ranges 0 ... 1,000 bar [0 ... 14,500 psi]
- Type of pressure: Positive and negative overpressure, absolute pressure and differential pressure
- Accuracy: 0.2 %, optionally 0.1 % (incl. calibration certificate)
- Data logger for recording measured values
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- Robust and waterproof digital indicator with interchangeable pressure sensors (plug-and-play)
- Measuring ranges from 0 ... 25 mbar to 0 ... 1,000 bar (0 ... 0.4 psi to 0 ... 14,500 psi)
- Pressure type: positive and negative gauge pressure, absolute pressure and differential pressure
- Accuracy: 0.2 %, optional 0.1 % (incl. calibration certificate)
- Software and complete service cases (incl. pumps) available
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- nominal pressure: 0 ... 100 mbar up to 0 ... 400 bar
- accuracy: 0.05 % FSO BFSL (class 0.05)
- modular sensor concept
- graphics-capable display
- background illumination
- communication interface USB 2.0
- stainless steel housing d = 100 mm
- zero point calibration
- data logger
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- nominal pressure: 0 …100 mbar up to 0 ... 400 bar
- modular sensor concept
- data logger
- graphics-capable display
- stainless steel housing d = 100 mm
- communication interface USB 2.0
- data logger interval 1s ... 99 days or fixed time
- default values for time / test duration
- zero point calibration
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- Druckbereich von 0 …100 mbar bis 0 ... 400 bar
- Datenlogger
- grafikfähiges Display
- Edelstahlgehäuse Ø 100 mm
- USB 2.0 Schnittstelle
- Optional
- Kalibrierzertifikat nach DKD / DAkkS
- Ex-Ausführung Zone 1
- Software inkl. USB-Konverter
- Funktionen
- Nullpunkt-Justage
- Datenlogger
- Abschaltautomatik
- freie Tastenbelegung
- Hintergrundbeleuchtung u. v. m.
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- Druckbereich von 0 ... 600 bar bis 0 ... 2200 bar
- Datenlogger
- grafikfähiges Display
- Edelstahlgehäuse Ø 100 mm
- USB 2.0 Schnittstelle
- Optional
- Kalibrierzertifikat nach DKD / DAkkS
- Ex-Ausführung Zone 1
- Software inkl. USB-Konverter
- Funktionen
- Nullpunkt-Justage
- Datenlogger
- Abschaltautomatik
- freie Tastenbelegung
- Hintergrundbeleuchtung u. v. m.
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- Pocket differential pressure measuring instrument
- Measurement of gas flow and static pressure
- Measurement menu for pressure drop test including alerts
- Simple configuration and determination of volume flow with Pitot tube
- Magnetic holder for easy attachment
Handy and intelligent: the compact testo 510i differential pressure measuring instrument featuring professional measuring technology and smartphone operation for measuring differential pressure, air flow velocity and volume flow. Readings can be viewed conveniently on your smartphone/tablet via the testo Smart Probes App and emailed directly.
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- 7 pressure units to choose from: kPa, hPa, mm H2O, mmHg, psi, inch H2O, inch Hg
- Large measuring range up to 2000 hPa
- TopSafe protective case (optional) protects against impact, dirt and spray water
- Illuminated display, min./max. value display, hold function
The testo 512 differential pressure measuring instrument is available in four different versions. This version is ideal for differential pressure measurement in the measuring range 0 to 2000 hPa.
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- Integrated differential pressure sensor with an accuracy of 0.2 % of f.v., 0.1 % of f.v. and up to 2.5 hPa
- Calculation of the flow velocity and the volume flow via Pitot tube (optional)
- Multi-point and timed mean calculation
- 2 probe inputs for additional pressure and temperature probes
The high-precision testo 521 differential pressure measuring instrument is ideal for accurate differential pressure measurements in air conditioning and ventilation technology, for instance for pressure drop on filters, checking fans and extractors or for Pitot tube measurements.
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- Temperature-compensated differential pressure sensor
- Multi-point and timed mean calculation
- Recording of measurement data with freely selectable measuring rate
- 2 probe inputs for pressure and temperature
Ideal for checking pressure in sensitive industrial processes: the testo 526 high-precision differential pressure measuring instrument with a measuring accuracy of ± 0.1% and of ± 0.05% of final value. It also has two probe inputs for additional pressure and temperature probes.
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- Pressure ranges from 130mbar to 10bar
- 130mbar available as Screw or Push Fit
- Positive and vacuum pressure measurement
- Auto ranging displays – for precise readings
- Selectable auto switch off – Increases battery life
- IP67 BSI Cert 229/000132 – Dust and waterproof protection
- Selectable pressure units
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Precision Handheld Pressure Instruments – Mobile References for Service & Calibration
Precision handheld pressure instruments combine high-resolution measurement with mobility—ideal for commissioning, service, leak detection, QA checks, and on-site calibration. Depending on the model you get Min/Max/Peak, Hold/Tare, data logging, temperature compensation, and traceable accuracy in a compact, rugged housing.
ICS Schneider Messtechnik helps you select pressure range and accuracy class, media/material compatibility, process connections (G/NPT), damping/protection, and the overall calibration & documentation concept—including pumps, hoses, adapters, and software.
FAQ on Precision Handheld Pressure Instruments
Answers on selection, accuracy, logging, power supply, tightness, temperature effects, accessories, calibration, and QA integration.
What are precision handhelds best used for?
Mobile inspections and calibrations on equipment, quick troubleshooting (leak checks, pressure trends), field reference measurements, and transmitter adjustment.
How do I read the accuracy correctly?
| Term | Meaning | Typical value |
|---|---|---|
| % of span | Percentage of full scale | ±0.1…0.05% |
| Total error | Error incl. TC/linearity/hysteresis | See datasheet |
| Stability | Long-term drift per year | ≤ ±0.1% of span |
Absolute, gauge, or differential—what should I choose?
Gauge (g) for hydraulics/pneumatics, absolute (a) for vacuum/barometry, differential (Δp) for filters/flow or very small pressure differences.
Which pressure ranges make sense?
Use working pressure × 1.3–2.0 as headroom. For very low pressures (mbar) choose devices with fine resolution/Δp capability; for high pressure, add damping/protection.
What display and logging functions are available?
- Min/Max/Peak (event capture), Hold/Tare, unit switching
- Data logger with adjustable rate (e.g., 1 Hz…1/min), timestamps
- Export (CSV/USB) and PC software for analysis/reports
How does temperature affect results?
Outside the compensated range, error increases. Use instruments with a defined TC spec; measure in stable ambient conditions or document temperature drift.
Which media & materials are suitable?
Stainless steel 316L for many media; Hastelloy®/Monel® for corrosives. Choose seals accordingly (FKM/EPDM/PTFE). For hygienic/hot media use a diaphragm seal.
How long do batteries/accus last?
Typically 20–200 h depending on backlight, logging rate, and ambient. Auto-off, adjustable sampling, and backlight timer extend runtime.
Do I need a hand pump or pressure source?
For calibration/adjustment tasks, hand or comparison pumps (vacuum/pressure) are ideal; a portable controller helps with reproducible sequences.
How do I avoid field measurement errors?
- Use low-leak fittings/adapters and check seals
- Ramp pressure slowly and allow stabilization time
- For pulsation, use a snubber/orifice
What IP ratings are available?
Depending on model IP54–IP65/67. For harsh use add rubber boots, shock-resistant housings, and a protective cap for the process port.
Can I integrate the device into QA/IT?
Yes—via USB/RS-232/RS-485 or software export (CSV). For IIoT: use an edge gateway to MQTT/HTTPS for centralized historian/reporting.
How often should I calibrate?
Recommended annually; for high-demand environments semi-annually. After overload, drop, or repair: verify immediately (as-found/as-left).
Which accessories are useful?
| Accessory | Benefit | Note |
|---|---|---|
| Hand/vacuum pump | Generate reference pressure | Fine adjuster/volume control |
| Hose/adapter kit | Fast, tight connection | G/NPT, quick couplings |
| Snubber/orifice | Protection from spikes | Damps pulsation |
| Diaphragm seal | Hot/viscous/aggressive media | Select fill fluid |
| Carrying case | Protection & organization | Bundle field kits |
Which units are supported?
Common: bar, mbar, Pa/kPa, MPa, psi. Keep one unit consistently; for reports use SI (bar/kPa) and document conversions.
Is leak testing possible with handhelds?
Yes. Procedure: apply pressure, allow stabilization time, log pressure decay over time, and document leak rate (e.g., mbar/min).
How do I document measurement points and results?
Record device ID/serial, range, medium, connection, date/time, ambient conditions, test points; store CSV/PDF reports; optionally add QR/asset tags.
What’s the difference versus standard portable gauges?
Precision devices offer lower total error, logging, defined TC specs, and traceable certificates—ideal as field references.
Do you support selection and calibration?
Yes. We size ranges/resolution, configure test kits, supply calibration certificates, and assist with QA/IT integration.