How it works

Five layers. One complete picture

Each layer is a source the alert has to pass through before it reaches the crew.

01

Vibration sensors

Eight wireless sensors. Six stay on the main engines, generators and gearboxes. Two move around the engine room.

02

Vessel data

Speed, heading and engine data, so each reading is judged against how the yacht is running.

03

Sea state

Wave and wind conditions at the yacht’s position.

04

Cross-sensor check

A change on one machine is compared with the other machines before it becomes an alert.

05

Maintenance record

Work on each machine is recorded by its own sensor, with vibration before and after.

Alerts in context

Two alerts, checked before they reach the crew

Each machine has two ceilings. An abnormal spike above the rolling baseline ceiling is checked against the other sensors, the sea state and the running conditions. A trend warning is read against the manufacturer or ISO ceiling and the next service date. Each alert shows the Chief Engineer’s own procedure for that machine, which the Chief Engineer writes and can edit.

Manufacturer or ISO ceiling

The absolute limit for that equipment, from the manufacturer or the ISO standard.

Rolling baseline ceiling

The machine’s normal running level plus a set margin, learned from its own use over time.

Abnormal spike
24 Sep 2026, 14:02 UTC

Port main engine

0.82 g
up from a baseline of 0.31 g
Rolling baseline ceiling
0.39 g, exceeded
Other sensors
Not seen on the starboard main engine
Sea state
Slight, 0.4 m
Running conditions
Engine speed steady at 1,450 rpm
Procedure
PME-03, main engine vibration check
Trend warning
24 Sep 2026, 08:00 UTC

Starboard gearbox

0.46 g
up 0.08 g in 90 days
Manufacturer/ISO ceiling
0.65 g
Rolling baseline ceiling
Not exceeded, as the baseline has risen with the trend
At this rate
Reaches the manufacturer/ISO ceiling in about 7 months
Next service
12 Jan 2027
Procedure
GBX-02, gearbox trend review
Alerts shown are illustrative.
Maintenance mode

A record of the work, measured on the machine

The sensor measures the machine before the work, stays on during it and measures again afterwards. The result is an independent, time-stamped record of work on the machinery.

Warm-up run
Work on the machine
Restart
Chart is illustrative.
01

Switch on

The engineer puts the machine into maintenance mode in Oscillex.

02

Warm-up run

The machine runs and Oscillex records its vibration before the work.

03

Work

The machine is shut down. The sensor stays active and records tools on the casing and covers coming off.

04

Restart

Vibration after the work is compared with before. Imbalance or misalignment is flagged.

A wireless vibration sensor mounted on an engine casing
Roving checks

Two sensors for the rest of the engine room

The roving sensors travel in a carry case. The Chief Engineer sets the check points and how often each is read.

Routine checks

Pumps, air handlers, hydraulic power packs and other machines without a fixed sensor.

Finding a problem

A sensor on any machine that sounds or feels different.

Side by side

Two readings on one screen: port against starboard, or this quarter against last.

Records, reports and dashboards

Everything is kept, per machine

Alarm history

Every alert and the checks behind it.

Reports

Management, owner and buyer reports.

Dashboards

One view on board for the crew and one across the fleet for the manager.

For management companies
Installation

Installed in one day

No yard period and no changes to the machinery. The vessel stays in service.

01
The Standard Pack arrives

Assembled and configured for the yacht.

02
The yacht’s engineer fits it

Six sensors on the machinery, a Wi-Fi access point in the engine room and the control box.

03
Oscillex commissions it

From shore, Oscillex checks every sensor and sets the manufacturer or ISO ceiling for each machine.

See what is in the Standard Pack

Eight sensors, the control box and the data links, for €9,950.

See pricing Get in touch
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