Mechbase | Arpedon

Mechbase

The Arpedon condition monitoring system. Maintnode watches the assets that never sleep, WearDC goes on the route with the technician, and the Mechbase app and Mechbase web turn both into one health state per machine, with the data behind it.

Mechbase

Two ways in. One record.

Every asset is monitored two ways. Maintnode, permanently installed, streams vibration, temperature and process values continuously. Technicians walk scheduled routes with WearDC and the Mechbase app, capturing readings, photos and non-conformities offline.

Both attach to the same asset. Both move the same health state. Both land in the same dated activity log, so a waveform from the night shift and an inspection note from the morning form one record.

An asset in Mechbase carrying a single health state

How the pieces fit

Fixed sensors and PLCs feed Maintnode. Routes feed WearDC through the Mechbase app. Everything meets in Mechbase web, and leaves it as a work order.

SOURCES

Fixed sensors, PLCs, power analyzers

IEPE, 4-20 mA, ±10 V, Modbus, OPC-UA


Routes

Vibration, ultrasound, current, temperature, FLIR, visual

FIXED · 24/7

Maintnode

Permanent edge node. Samples, stores locally, streams.


PORTABLE · ROUTE

WearDC + Mechbase app

Portable data acquisition on the technician's phone.

PLATFORM

Mechbase web

One health state per asset. Waveforms, spectra, statistical alarms, routes, reports.

OUT

CMMS · ERP · BI · MQTT

Maintnode

Maintnode

Fixed · Continuous · 24/7

The edge node for assets that never sleep: crushers, compressors, critical pumps, electrical panels. Permanently installed, talks to sensors, your PLCs and power analyzers, streams to Mechbase. The only site requirements are power and a network connection.

Sensor agnostic
IEPE accelerometers, ultrasound, 0-10 V and 4-20 mA: pressure, temperature, speed, current. One node, every modality.
Talks to your line
Modbus RTU/TCP and OPC-UA. PLCs, power analyzers, automations. Measurement and process data side by side, so operating hours and load context arrive with the vibration.
Streams to Mechbase
Measurements queue on the device, atomic local writes, background upload. Network drops never lose a measurement.
Auto work orders
Breach a limit and a work order fires automatically into your CMMS, ERP or business analytics.
WearDC portable data acquisition unit with sensors

WearDC

Portable · Route-based

For assets you walk to. The technician opens the route in the Mechbase app, scans the QR on the machine, follows on-screen photos and prompts. Vibration, ultrasound, thermography and visual inspections, captured cleanly enough that anyone can take them.

Many modalities, one device
Vibration, ultrasound, current, temperature, speed and any 0-10 V or 4-20 mA sensor. Plus FLIR thermography and optical inspection in the same route. The app tells you which sensors the route needs, so you carry only those.
Routes anyone can run
Photos, drawings and step-by-step prompts on the phone. New technicians take valid measurements from day one, and every reading lands on the same measurement point as the fixed sensors.

Mechbase app

iOS · Android · Offline-first

Most inspection software records what someone typed. The Mechbase app captures live instrument data. Native iOS and Android, offline-first: routes run with no connectivity and sync on reconnection. It drives WearDC, pairs a FLIR camera for live thermal imaging with automatic hotspot detection, or a Bluetooth accelerometer for a full vibration signature at the machine. Every capture attaches to the same measurement points and trends as the fixed sensors.

An offline inspection route on iOS

Routes, offline

FLIR thermography of a vertical pump motor in the Mechbase app

Thermography, FLIR

A vibration signature captured over Bluetooth

Vibration, Bluetooth

Mechbase web

Web · Integrations

One health state per asset. Computed, not assigned.

Every asset sits in one of four health states. Mechbase computes the state from measurements and inspections, then timestamps every change. You never set one by hand, so the Critical count is a live work list, and every figure traces back to a dated reading.

Nominal

Within normal limits.

Check

Early deviation. Review.

Warning

Degrading. Schedule work.

Critical

Immediate action.

The Needs Attention work list

Needs Attention is the prioritised work list.

The dated recent activity feed

Recent activity is the dated record of every state change.

What the platform does with the data

Mechbase key benefit

Vibration, ultrasound, current, voltage and pressure, each processed for the fault signatures that matter, not just a threshold check. Every reading keeps the full signal: waveform, spectrum, envelope and the standard scalars (RMS, crest factor, peak-to-peak, true peak), and the raw data is available to export for your own analysis.

Measure how equipment runs and capture its true operating hours, alongside the condition data rather than in a separate tool.

Review exactly what the machine did on either side of an alarm, reading by reading, with every timestamp intact.

A breach automatically raises a non-conformity against the equipment, with the triggering readings attached, so each decision is backed by data rather than guesswork.

Your team keeps the systems it already uses. Mechbase syncs to your CMMS in the background, so condition findings become work orders where planning already happens.

From site health down to the waveform

The hierarchy is five levels: Installation, Section, Zone, Asset, Measurement point. Drill from whole-site health to the individual point that moved an asset, the trend behind the change, and the raw waveform behind any reading.

An asset and its health

The asset and its health.

Measurement points on an asset

Its measurement points.

A measurement point with its readings and trend

A point, its readings and trend.

Alarms that learn the machine

On a machine whose speed and load vary, a single vibration limit cannot tell a faster run from a fault. Raise it to stop the nuisance trips and you go blind to the early ones.

Mechbase learns each machine's normal operating modes from its own healthy data, keyed on shaft frequency, then builds a per-peak limit envelope for every mode that follows the shape of the healthy spectrum.

It watches the shape, not just the level. When one band rises, a bearing or gear-mesh frequency lifting while the rest of the spectrum holds, it raises an early flag well before the overall velocity reaches a conventional alarm. The frequency that breached points at the likely cause: bearing races, imbalance at running speed, looseness as a run-speed series.

Detection, with a head start on diagnosis.

Per-peak limit envelope on a real machine: a narrowband peak breaches its learned baseline and raises an early status while the overall velocity is still below the alarm bands

A narrowband peak breaches its learned baseline and raises an early status, weeks before the overall velocity climbs into the alarm bands.

Integrates with what you already run

Mechbase exposes a REST API. A limit breach pushes a work order into your CMMS or ERP automatically. It ingests Modbus and OPC-UA and publishes over MQTT, integrating with your existing systems rather than adding another data silo.

SQL · REST · Modbus · OPC-UA · MQTT · CMMS

Caught before it failed

The evidence is in the dates. One asset, one trail read straight from the activity log, with no edits and no hindsight.

Check 20 Apr 2026 a narrowband peak near 155 Hz rose above its learned baseline while the overall velocity was still nominal.
Warning 27 Apr 2026 the same peak kept growing under load and the overall velocity crossed the 4.5 mm/s band.
Critical 13 May 2026 the overall velocity reached the 7.1 mm/s alarm band.
Lead time ~3 weeks The first flag landed nearly three weeks before the alarm band. That is the window a planner needs to fix it on a scheduled stop, not on a breakdown.

Built on twenty years inside industrial plants, running today across power, oil and gas, food and beverage, heavy industry, recycling and maritime.

Specifications

Maintnode WearDC
DeploymentFixed, permanently installed, 24/7Portable, route-based, on the technician
Sampling rate100 kHz max300 kHz max
Channels168 single-ended, 16-bit, simultaneous sampling
Analogue inputs±10 V, 4-20 mA, IEPE±10 V, 4-20 mA, IEPE; input impedance 100 MΩ
Sensor supplyIEPE constant current+22 V, +12 V, +5 V
Digital and fieldbus inputsDigital inputs, event counter, Modbus RTU/TCP, OPC-UAEvent counter
Outputs and interfaceModbus RTU/TCP, OPC-UA, MQTT, Ethernet 10/100 (IEEE 1588)USB to an Android 10+ phone running the Mechbase app
Compatible sensorsStandard IEPE (IEEE 1451.4) industrial accelerometers; UE Systems Ultraprobe ultrasound instruments; 0-10 V and 4-20 mA sensors for speed, static and dynamic pressure, temperature, infrared, humidity, voltage and current, force, torque, strain
Processing and storage1.2 GHz quad-core ARM Cortex-A53, 2 GB RAM, 16 GB storage, local measurement queueStreams to the phone; the Mechbase app stores routes offline
Power9-29 V DC3400 mAh Li-ion, 8 h typical, 5 V 1 A charger
EnclosureFixed enclosure, permanently installedABS (UL 94 HB), IP54, 150 × 200 × 54 mm, 330 g, 1.5 m drop on concrete with cover
Operating conditionsContinuous operation, 24/70 to 50 °C, 20 to 85 % RH non-condensing
ComplianceEU Directives, RoHS, EN 61010-1:2010, EN 61010-2-032, EN 61010-2-033:2012, EN 61010-031:2015, EN 61326-1:2013, EN 61326-2-2:2013, EN 61326-2-3:2013. Hierarchy and classification: NACE Rev.2, ISO 13373-2:2016, ISO 14224:2006, MIMOSA
Mechbase appNative iOS and Android, offline-first. Drives WearDC, FLIR thermal cameras and Bluetooth accelerometers. QR codes on measurement points.
Mechbase webWeb platform. Waveform, spectrum, envelope and scalars per reading; operating-mode baselines and statistical alarms; five-level asset hierarchy; REST API; CMMS and ERP work-order sync (AIMMS/Atlantis, Coswin 8i/Siveco and others on request).

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Clients and certifications

Hellenic Petroleum PetroGaz Coral ElvalHalcor Plastika Kritis Metlen Telekom KEBE Ελληνική Εταιρεία Αξιοποίησης Ανακύκλωσης Heineken BiC Loulis Tasty Barilla Exalco TEKAL Apax Constructions ATESE ΔΕΗ Karelia Grecotel Hellenic Navy IPTO (ΑΔΜΗΕ) Technopolis, City of Athens Municipality of Dionysos

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Run the plant on evidence, not on the calendar

Every asset carries a live health state, computed from the data and the route, with the trail that got it there. That is the difference between planning the fix and reacting to the failure.

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