Wireless Machine Sentinel

• Wireless measurement of vibration and quality signals in paper machines

• 1 kHz sampling time, 12 bits • Each Inode can handle 8 Leafnodes• 6 A/D channels, 2 dig.I/O-channels• 2,4 GHz ISM band, frequency hopping, 8

timeslot channels for the LeafNodes• Inodes in MESH WLAN network• Time stamps and synchronisation from any

Leafnode within 32 uS accuracy• 5 Second continuous measurement

INodeINode

Ethernet

PCQMAE(RAE)

Can be DaVinci ServerWhen less than 3 QMs and

No SKF

PCQMAE(RAE)

Can be DaVinci ServerWhen less than 3 QMs and

No SKF

Floor

INodeINodeINodeINode

Leaf Leaf

LeafLeaf

LeafLeaf

LeafLeaf

LeafLeaf

LeafLeaf

LeafLeaf

LeafLeaf

LeafLeaf

INodeINode

CoaxialAntenna Cable

Wireless Machine Sentinel

2,4 GHz,WLAN WDS

3eti Mesh Access Point

1. FHSS Band 2. FHSS Band

2. FHSS Band

WLANAccess

Point

WLANAccess

Point

Paper Machine

Leaf Node• Block diagram

Sensors-Accelemeter-Tempereture

-Pressure-Trigger

IO-Board

FHSSRF Module

Radio board

MSP 430

MSP 430

-data compression

-signal prosessing

SPI bus

Leaf Node

Lithium Battery

Radio Board

I/O

Board

Sensor Connectors

Antenna

Leaf Node

Lithium Battery

Radio Board

I/O

Board

Sensor Connectors

Antenna

Sensors

Acceleration Sensor

Trigger sensor

Sensors

Optical Tachometer Air Pressure Cover Window

Optical Tachometer

INode

Proto Version 2 INode 3eti MESH Access Point

MS + Wireless Machine SentinelWiMS

RTDR (Real-Time

Data Repository)

RAEMS application

(GUI)

IMSAPPS

RingBuffer

PC DAQWinRT driver

MS SQL•Permanents•Data history

RS485

InodeInode

Inode WLAN

UDP/IPserver

IOMSYS

Lnode

Lnode

Lnode Lnode

QM QM QM

ConfigurationDiagnostics

ConfigurationDiagnostics

Measurements

MS + WiMSServer (W2003/XP)

PCI DAQ SDAQSDAQ SDAQEthernet

GUI

Inode Inode Inode

RS485 2Mbit/s

WLAN

LN

LN LNLN LN

LN

Time Series interface

Roundness Profile

Spectrum of Timeseries