Wireless vibration sensor

Three-axis vibration. No sensor cabling.

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iQunet wireless vibration sensor with two replaceable battery covers
X · Y · Z Temperature Replaceable batteries

Record machine vibration where you need it

Measure vibration and temperature on motors, pumps, fans and gearboxes. Configure recordings remotely and send the waveforms wirelessly to the M4 for local storage and analysis.

Measurement
Three-axis vibration + temperature
Recording
Up to 8,192 samples per axis
Connection
Sub-GHz wireless · battery powered

Set the recording to suit your machine

Choose the sampling rate, recording length and measurement interval from the dashboard. Keep the time waveform for a closer look at impacts and repeating vibration.

Capture all three axes

Record X, Y and Z together to see how vibration differs with direction.

Match the vibration level

Select a measurement range of ±2, ±4, ±8 or ±16 g for the machine and operating condition.

Record on your schedule

Schedule recordings at intervals and compare the results as the machine’s condition changes.

Explore a recording

Recording duration2.56 s
FFT bin spacing0.391 Hz

At the same sampling rate, a longer recording places the FFT bins closer together.

From a waveform to its frequency spectrum

Open a recording in Vibration Expert to inspect the time waveform and FFT spectrum. Compare recordings, follow changing frequency components in waterfall plots and export the samples for your own analysis.

Vibration ExpertGear mesh & sideband analysis
Software example · X axis · 1,600 samples/s · 4,096 samples. Click to enlarge.

Vibration Expert

Ask ChatGPT or Codex about your measurement history through the M4’s OpenAI MCP connection.

Explore AI analysis & reporting

Wireless measurements. Local data.

The sensor sends recordings to the M4 through a compatible iQunet radio interface. Review measurements in your browser or access them through OPC UA, MQTT and GraphQL.

Wireless sensorVibration & temperature
Edge Gateway M4Compatible iQunet radio interfaceLocal storage & analysis

Compact mounting. Replaceable batteries.

The 35 g sensor fits close to the measurement point. Choose M3 screw, magnetic or epoxy mounting for the machine surface.

57 × 47 × 14 mm

With standard batteries, excluding magnet mount

Enclosure
IP68
Temperature
−20 to +70 °C
Mounting
M3 screw · magnetic · epoxy

Service the batteries, keep the sensor

Two replaceable CR2032 cells are included. The optional CR123A battery set extends the interval between replacements.

Up to 2 years with standard batteries, or 10 years with the extended set, at one full measurement per day using battery-friendly settings at room temperature.

Technical details

Measurement specs

Explore capture settings

Installation

Product data

Datasheet PDF
Are the vibration channels synchronised?

The current sensor records X, Y and Z together. Separate wireless sensors run on their own clocks, so recordings across devices are not phase-synchronised.

How do I choose the measurement interval?

Set the interval to capture the machine during normal operation. Frequent or longer recordings use more battery energy. For machines that run briefly or irregularly, the cable-powered sensor can listen continuously and capture activity within a measurement window.

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Wireless vibration sensor

Sensor with two replaceable CR2032 batteries.

iQunet wireless vibration sensor with two replaceable battery covers

€399.64 per sensorExcl. VAT & shipping. Configuration confirmed with your quotation.

Wireless vibration sensor

Technical details

Vibration & temperature

Configure the measurement range, sampling rate, recording length and interval remotely in the dashboard. The current sensor records the three vibration axes together.

Vibration range
Selectable ±2, ±4, ±8 or ±16 g
Sampling rate
12–3,200 samples/s
Recording length
32–8,192 samples per axis
Channels
X, Y and Z vibration; internal temperature
Recording control
Manual recording, scheduled intervals and threshold-based download
Display & processing
Acceleration in g or velocity in mm/s; averaging and configurable high-pass filtering
Analysis
Recorded time waveforms, FFT spectra, waterfall plots and sample export through the M4

For N samples at sampling rate f, the recording lasts N/f seconds and the FFT bin spacing is f/N Hz. The sampling rate is distinct from usable measurement bandwidth.

Mounting & batteries

A rigid mounting point gives a direct mechanical path from the machine to the sensor. Use the documented M3 screw, magnetic or selected epoxy mounting method and keep the same sensor orientation when comparing recordings.

Included batteries
Two replaceable CR2032 cells
Standard battery life
Up to two years with one full measurement per day, battery-friendly settings and room temperature
Extended battery option
Optional CR123A set: up to ten years under the same measurement and temperature conditions
Service
Use industrial-quality replacement cells and renew sealing parts according to the installation instructions

Recording length, measurement interval, radio transfers and temperature affect battery life.

Wireless network

Recordings travel over the iQunet sub-GHz network to a compatible iQunet radio interface on the M4. Select the matching radio band for the sensor and network hardware. New projects use the current PAN Coordinator configuration.

8A radio
868 MHz band
9A radio
915 MHz band
Radio reach
Typical in-plant range up to 50 m, depending on layout and placement
Radio interface
Current PAN Coordinator configuration with iQunet sensor support
Existing installations
The original USB Base Station can connect to the M4 by USB
Coverage extension
Compatible iQunet Repeater; one repeater between sensor and coordinator
Local storage
Measurement history on the M4
Data access
Browser analysis, OPC UA, MQTT, GraphQL and OpenAI MCP through the M4
Radio interfaces & Repeater details

Sensor specifications

IVIB161010-ACC3-016 · 8A / 9A

Measurements
Three-axis vibration and temperature
Dimensions
57 × 47 × 14 mm with the standard battery set, excluding magnet mount
Weight
35 g including standard batteries
Enclosure
IP68 in the documented 8A / 9A configuration
Operating temperature
−20 to +70 °C
Mounting
M3 screw, magnetic or selected epoxy mounting
Power
Two CR2032 batteries; optional CR123A battery set

Datasheet & installation references

PDFBattery-powered vibration sensor datasheetPDFVibration sensor feature comparisonPDFBattery-powered sensor installationPDFEarlier sensor models: archived datasheet
iQunet · Engineering enquiries

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