here - Manner Sensortelemetrie

Content- Online acquisition of the surface temperature at a piston with spot mode- Online high dynamic acquisition of the surface temperature at a piston- Online acquisition of the temperature at the bearing of a connecting rod- High dynamic multi channel load analysis of the connecting rod

Dr. Ernst MannerManner Sensortelemetrie

78549 Spaichingen, Eschenwasen 20www.sensortelemetrie.de

Continuous Acquisition of Measuring Dataup to an Enviromental Temperature of 180°C

(Temperature, Deformation,Pressure between Piston Rings)

File: f:\...\MOTORMESSTECHNIK_EN.cdr // 20110406

Stuttgart

MunichSpaichingen

Berlin

Hannover

Hamburg

Leverkusen

Cologne

Frankfurt

Nuremberg

Who are ?we

78549 SpaichingenEschenwasen 20

Telefon: 07424-9329-0Fax: 07424-9329-29

Email: [email protected]: http://www.sensortelemetrie.de

( about. 90 km south of Stuttgart,near Lake Constance motorway)

* Spezialized company for contactlessmeasuring signal transmission without batteriesat rough environment

* More than ten years of experience

* Patented transmission technique

Powersupply

HF frequency13,56 MHz

Statorantenna

Rotorloop

Patented Energy and Data Transmission(Stator <--> Rotor)

RMC Data / Cal

Energy

Measuring data

Shaft

Demodu-lator

Modu-lator

Sensor Signal Amplifier

Sensor signalamplifier

Receiver

Demo-dulator

Digitizer

Stationary Rotating

Digitalabsorption modulation

How does Sensor Telemetry work ?

Dynamic forcesat the timing chain

Temperature at the surface of the piston

Pressure between piston rings

Dynamic distance betweenpiston and cylinder

Forces at the shoulder bearingof the connecting rod

Load at thecrankshaft

Bearing temperature

Optimation of automotives (engine, gear) bymeasuring the load at moving parts

Measuring Mission at the Engine

Multi Channel Temperature Measurement at the Surface of a Piston

Signal amplifier

Requirements:* Enviromental temperature up to 175°C* Only small modifications at engine components* No feedback* Mechanical strength up to 10,000 rpm* High signal accuracy* Low weight and small size of the measuring technique* Simple mounting* Low mechanical requirement* Unlimited measuring life (without batteries)

Measurement arrangement

State of the Art:

Signal amplifier

Signal amplifier

Measurement with a motion link

Drawbacks:* Feedback to the process* High mechanical requirements* Parting of the cable* Limited measuring time

Measurement with moving coil(method of Essert)

Feedback to the process

High mechanical requirements

Drawbacks:** Signal accuracy* High expenditure** Problem with size

NTC

Applicated Piston

Evaluation Unit

Acquisition of the Surface Temperature at a Piston up to 180°C Ambient Temperature(Spot Measuring Mode, Digital Transmission Technique)

with thermocouples type NiCr.-Ni

21

5,5

10

15

8 channel sensor signal amplifierWeight 3 g

8 channel rotor electronic

Receiving antenna

Rotor antenna

Thermocouple

Contactless energyand data couplingvia crankshaft segment

Piston stroke85 mm

20

Active hight ofthe antenna

Contact angle

Phi = 2*arcos (Piston stroke/2

Piston stroke/2-Active hight of antenna)

= 2 * 58,03° = 116,07°

Contact time = 1(rpm/60)* Phi/360° =

= 2,76 ms at 7000 rpm

Rotational speed =7000 rpm

Receivingantenna

Codition:Contact time > Transmission time: ok

Calculating the Contact Angle Phi:

Calculating the Contact Time:

Transmission time for measuring data: 2,5 ms

= 2 *arcos22,5

42,5

Piston stroke = ca.85 mm

20 t

t

t

t

t

t

t

Pistonstroke

Signal contact

Power supply

on

Channel multiplexerSensor Signal Amplifier

Startchannel1

multiplexed temperaturesignal (electrical)

Temperature signal channel 1(at the telemetry output)

Sampling process perchannel

Rise time T=t1+t2+tk = 1 ms

116°

t1

t2

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8Adress unit receiver

Channel multiplex time t = 250 µsk

tk

Signal Transmission

Phi

12

3456

7

8

Measuring channel x

t

1 12 23 37 78 8

Sequence of the acquisitionof the measuring signal

Piston stroke No.

Sensor15

Sensor1

Sensor2

Sensor3

.

.

.

Multiplexer

Demultiplexer

Amplifier

HF Stage

HFStage

+1

Telemetry measuring amplifier

Addressunitt

Demodulator

Amplifierchannel 1with S&H

Amplifierchannel 8with S&H

.

.

Receiver

1

8

RS232Interface

To the PC

16 Bit integer

Block Diagram

Build-up

Logic

Function

Data transmission

8 Channel Piston Telemetry(max. ambient temperature =180°C)

Application: Online measurement of the temperatur profil at the piston

Number of channels (total): 8Usable channels: 6(expandable up to 32 channels)1 channel for cold junction1 channel for zero point driftMeasuring range: -40 to +550°CSensor: Thermocouple NiCr-NiIntegrated power supplyMode: 1 measurement per piston stroke

21 x 10 x 5,5 mmMax. acceleration: 25000 gWeight: 3 g

Output signal: 0 to +10 V, (optional RS232)Enviromental temperature: -40 to +180°C max.)Size:

Technical data:

Evaluation unit

Rotor antenna

21

5,5

10

15

8 channel sensor signal amplifierweight 3 g

Piston

8 channel rotor electronic

Receiving antenna

Rotor antenna

Thermocouple

Rotorantenna

Rotorantenna

Piston Piston

Transmission Technology

Sensor signal amplifier Sensor signal amplifier

Stator antennapickup


Variant 1 Variant 2with linear coupler with moving coil

Applicated Piston

8-channel rotor electronic

Receiving antenna

Rotor coil

Thermo couple

To receiver

Contact lessenergy and data transmissionover a shot angle

8-Channelonline Piston Surface Temperature Acquisition

(Spot Mode)with thermocouple Typ NiCr.-Ni

21

5,5

10

15


Reiceiver

Sensor Signal Amplifier fixed at theinner side of the piston

Moving coil integratedinto the piston

Stator antenna (pickup)fixed at the engine unit

Cable arrangementthermocouples

Rotor coil

Sensor signal amplifier

Thermocouples

Applicated Piston

Counter weightof crankshaft

Piston

Mounted sensor signal amplifier

Piston of a Car Motor with mounted Sensor Telemetry

Piston of a Car Motor with Mounted Sensor Telemetry

Rotorantenna

Piston



With moving coil

Number of channels (total): 16/24/32/48Usable channels: 8/modul(expandable up to 48 channels)1 channel for cold junction1 channel for zero point driftMeasuring range: -40 to +550°CSensor: Thermocouple NiCr-NiIntegrated power supplyMode: 1 measurement per piston stroke

Max. acceleration: 10000 gWeight: 15 g (dependent on channel count)

Output signal: 0 to +10 V, (optional USB, TCP/IP)Enviromental temperature: -40 to +180°C max.)Robust metal housing size:

Technical Data:

Piston of a Ship Motor with mounted Sensor Telemetry

24 channelsensor signal amplifier

Thermo element wire

Piston antenna


Number of channels (total): 4/8Usable channels: 6(expandable up to 32 channels)1 channel for cold junction1 channel for zero point driftMeasuring range: -40 to +550°CSensor: thermocouple NiCr-NiIntegrated power supplyMode: 1 measurement per piston stroke


Output signal: 0 to +10 V, (optional TCP/IP, USB)Enviromental temperature: -40 to +180°C max,)Size:

Technical Data:

21

5,5

10

15

Measurement of the Temperature at Bearings of Conrodonce per Stroke (fired Engine)

Pickup


Thermo couples

Conrodantenna

Electronic

Measurement of the Temperature at Bearings of Conrodonce per Stroke (fired Engine)

Number of channels (total): 4/8Usable channels: 6(expandable up to 32 channels)1 channel for cold junction1 channel for zero point driftMeasuring range: -40 to +550°CSensor: Thermocouple NiCr-NiIntegrated power supplyMode: 1 measurement per piston stroke


Output signal: 0 to +10 V, (optional TCP/IP, USB)Enviromental temperature: -40 to +180°C max.)Size:

Technical Data:

Stress Measurement Valve Shaft (Passenger Car)on test rig driven electro engine

Number of channels: 1dynamic strain measurementbandwith: 0 to 50 kHzSensor: strain gaugesIntegrated power supplyOutput signal: 0 to +10 V, (optional TCP/IP, USB)Enviromental temperature: -40 to +160°C max.)Size: D = 22 mm, H = 2,5 mmMax. acceleration: 30000 gWeight: 2 gType: Valve_L_...

Technical Data:

Stator antenna

Load

t

Test rig

Valv

e

Amplifier

Number of channels: 1Spot modeintegrated cold junctionMeasuring range: -40 to +550°CSensor: Thermocouple NiCr-Ni, PT100Integrated power supplyMode: 1 measurement per piston stroke

mm, H = 6 mmMax. acceleration: 25000 gWeight: 3 gT

Output signal: 0 to +10 V, (optional TCP/IP, USB)Enviromental temperature: -40 to +160°C max,)Size: D = 22

ype: Valve_T_....

Technical Data:

Valve Temperatur Measurement on Passenger Car on fired Engine

Movementof the sensor signal amplifier

RG 178200 mm

Number of channels: 1/2/4/8/16Spot modeIntegrated cold junctionMeasuring range: -40 to +550°CSensor: Thermocouple NiCr-Ni, PT100Integrated power supplyMode: 1 measurement per piston stroke

mm, H = 6 mmMax. acceleration: 10000 gWeight: 20 g

Output signal: 0 to +10 V, (optional TCP/IP, USB)Enviromental temperature: -40 to +160°C max,)Size: D = 22

Type: valve_T_...

Technical Data:

Amplifier with transmitter

HF - Generator

MA

HF-Leistung

min max

max. 12 mm

8/4/16 Channel Valve Temperature Telemetry for Ship’s Engine(with thermocouples type K)

G

O

Sensortelemetry

MA

G G

G G

G G

G G

O O

O O

O O

O O

Demultiplexer Demultiplexer

M MA A

temperature

temperature

temperature

temperature

USB

Engine Telemetry for High FrequencySignal Acquisition (0 to 10 kHz) in Spot Mode

using Short Time Datalogger(intermitting mode)

Dynamic Position Movement Acquisition with Distance Sensorsbased on Loggtel (on piston mounted short time datalogger, without batteries)

Rotorantenna

Piston



Distancesensors

HF - Generator

MA

HF-Leistung

min max

G

O

Sensortelemetry

MA

G G

G G

G G

G G

O O

O O

O O

O O


M MA A

temperature

temperature

temperature

temperature

TCP/IP

Dynamic distance measurement 0 to 0,5 mmMax. length of measurement cycle: 1,5/3/6/12 secNumber of cycles: unlimited (Spotmode)Max. accelaration: 10000gChannel count: 4/8 channelsSensors: distance sensorSampling rate: 40 000/20 000/10 000/5000 sample/sec/channelR

emperature: 0 to 125°C (150°C)Data acquisition via PC (TCP-IP)Integrated time stamp and trigger markType:DATL_....

otational speed: 400 to 8000 RPMEnviromental t

Technical Data:

4 channelsensor signal amplifier

40

10

15

18

Dynamic Load Measurement with Strain Gauges on Pistonbased on Loggtel (on piston mounted short time datalogger, without batteries)

Rotorantenna

Piston



Distancesensors

HF - Generator

MA

HF-Leistung

min max

G

O

Sensortelemetry

MA

G GG

G GG

G GG

G GG

O OO

O OO

O OO

O OO

Demultiplexer DemultiplexerDemultiplexer

M MMA AA

temperature

temperature

temperature

temperature

TCP/IP

Dynamic strain measurement with strain gaugesMax. length of measurement cycle: 1,5/3/6/12 secNumber of cycles: unlimited (Spotmode)Max. accelaration: 10000gChannel count: 4/8 channelsSensors:strain gauge/ PT100Sampling rate: 40 000/20 000/10 000 5 000 sample/sec/channelRotational speed: 400 to 8000 RPMEnviromental temperature: 0 to125°C (150°C)Data acquisition via PC (TCP-IP)Tntegrated time stamp and trigger markType: DATL_....

Technical Data:

Rotorantenna

Stator antenna

Data logger

Dynamic strain measurement with strain gaugesMax. length of measurement cycle: 1,5/3/6/12 secNumber of cycles: unlimited (Spotmode)Max. accelaration: 10000gChannel count: 4/8 channelsSensors:strain gauge/ PT100Sampling rate: 40 000/20 000/10 000 5 000 sample/sec/channelRotational speed: 400 to 8000 RPMEnviromental temperature: 0 to 125°C (150°C)Data acquisition via PC (TCP-IP)Integrated time stamp and trigger markType: DATL_....

Technical Data:

Dynamic Load Measurement with Strain Gauges on Conrodbased on Loggtel (on piston mounted short time datalogger, without batteries)

HF - Generator

MA

HF-Leistung

min max

G

O

Sensortelemetry

MA

G G

G G

G G

G G

O O

O O

O O

O O


M MA A

temperature

temperature

temperature

temperature

TCP/IP

Rotor antenna

Sensor signal amplifierchannel 1 to 4

Receiving antenna(pickup)

Dynamic Load Measurement with Strain Gauges on Conrod (Ship’s Engine)based on Loggtel (on piston mounted short time datalogger, without batteries)

Dynamic strain measurement with strain gaugesMax. length of measurement cycle: 1,5/3/6/12 secNumber of cycles: unlimited (Spotmode)Max. accelaration 10000gChannel count: 4/8 channelsSensors:strain gauge/ PT100Sampling rate: 40 000/20 000/10 000 5 000 sample/sec/channelRotational speed 400 to 8000 RPMEnviromental temperature: 0 to 125°C (150°C)Data acquisition via PC (TCP-IP)Integrated time stamp and trigger markType: DATL_....

Technical Data:

HF - Generator

MA

HF-Leistung

min max

G

O

Sensortelemetry

MA

G G

G G

G G

G G

O O

O O

O O

O O


M MA A

temperature

temperature

temperature

temperature

TCP/IP

Multi channelSensor Signal

Amplifier

Sensor

Position

Distance

PC

868 MHz

Induktivesupport

13,56 MHz

Radio

0 to ±10V

serial

TCP/IP

90 to 270V AC

Block Diagram (complete System)

Piezo electrical

Rotor electronic

Receiver

Remotecalibration

Optionremote controlfor gain, zero

with

and shunt Cal.

12 bitresolution

Antenna

Transmission mode

Signal contact

time t

time t

Timing

Power SupplySupply

> 2 ms

Measuring mode Measuring modeabout 1,6 s about 1,6 s

Transmission mode Transmission mode

Sampling rate: Measuring mode: 160 kSample/sMemory size: 256 kSample

Transmission mode: Transmission rate 1,67 MBit (100 kSample/s)Contact time about 10% of revolution (72° of the crankshaft)Transmission time about 2,56 s

Mode Cycles

4 channel sensor signalamplifier

Sensor Evaluation unit

µPA/D

converter

A/Dconverter

A/Dconverter

ADconverter

Amplifierwith filter




Memory

Block Diagram Sensor Signal Amplifier

/

Advantage

: - Only one measurement per piston stroke

: - Simple mounting- Less application requirement

Disadvantage

Try to find a continuous measurement methodwith less application requirement

Spot mode:

Rotor antenna

Rotor antenna

Stator antenna

Rotor electronic

Working Mechanism

Measuring points (Thermocouple)


Piston

Lowerdead center

Upperdead center

Conditions of Transmission

Dynamic measurement of thepressure between piston rings

Dynamic measurement of thetemperature at the piston

temperature of ignition

Dynamic measurment ofpiston displacement

Force sensorsThermocouples Distance sensors

Depending on the arrangement of the antennas a continuous transmissionof signal data during the whole piston stroke is possible.

On optimal condition of data transmission a data transfer rate of 3,5 MBit ispossible

Useful for

Advantages of the Sensor Telemetry

References:

* MTU Friedrichshafen* Caterpillar* B&W-Diesel* Mahle* Federal Mogul* etc.

- Less requirement of mounting (only about 40%, as our cutomers told us)- High signal accuracy 0,5°C- Signal transmission free from interferences- Less modifications at engine components- Quick mounting- Low cost- Less additional weight 5 g- No feedback to the engine- Maintenance-free- High noise immunity- High temperature resistance up to 180°C

Solutions for furtherEngine Measuring Missions

Signal amplifier

Requirements:* Ambient temperature up to 150°C* Only small modifications at engine components* No feedback* Mechanical strength up to 10,000 rpm* High signal accuracy* Low weight and small size of the measuring technique* Simple mounting* Low mechanical requirements* Unlimited measuring life (without batteries)

High dynamic Multi Channel Analysis of the Load at a Conrod

Strain gageelements

Signal amplifier

Measurement with a motion link

Drawbacks:* Feedback to the process* High mechanical requirements* Parting of the cable* Limited measuring time

State of the Art:

Measuring the Force at the Shoulderof the Connecting Rod

with double Transmission(continuous data transmission)

Evaluation unit(receiver)

Number of channels: 4Transmission: digitalResolution: 12 BitSampling rate: 40 000 data/sec and channelSensor: Strain gage, thermocoupleAccuracy: 0,01 %/°CTemperature: max. 150°C

Technical Data:

Rv

Prog.amplifier

Filterbutterworth

A/D converter

12 Bit

Strain gagebridge

1

n

Convertingrate 40k

Converting0 to 10kHz

Logic /supply

about 3,4 MBit

3,3 V

13,56 MHz

Dig

italm

ultip

lexer

Simultanioussampling

Supply voltagestrain gage bridge

Remoteshunt calibration

Rv

Prog.amplifier

Filterbutterworth

A/D converter

12 BitStrain gagebridge

2

Convertingrate 40k


Rv Rv

Prog.amplifier

Filterbutterworth

A/D converter

12 BitStrain gagebridge

4

Convertingrate 40k


Block Diagram Sensor Signal Amplifier

Piezoelectrical

Thermo-couple

.

.

.

.

.

..

.

.

.

Mode of Transmission

4 channelrotor electronicStator antenna 1

(pickup)

Stator antenna 2

Rotor antenna 1

Rotor antenna 2

To the evaluation unit

Cap piece ofthe bearing

Statorantenna 1

Statorantenna 2

Rotorantenna 1

CrankshaftConrod

Rotorelectronic

Sensor ReceiverRotorantenna 2


Rotor antennaStrain gage

Conrod

To the receiving antenna

Evaluation unit Evaluation unit

Sensor signal amplifierwith integrated antenna

Stator induction loop

Insulation

Strain gage sensor

Prepared chain link

0,1 to 4 mm

Fixing

Rotorelectronic

Strain gagehalf bridge

Measuring Tensile Force at Chain Links

Technical Data:

Transmission principle: inductiveSensor: Strain gage (full and half)Strain gage bridge supply: 6 V

Strain gage resistance: 1000Max. signal bandwidth: 10/20 kHz

�

Energy supply:Integrated into the systemAmbient temperature:-30 to 150° CelsiusWeight sensor signal amplifier(rotor electronic: 5 g)Size: 20 x 21 x 7 mmSignal drift: 0,01 %/°CMax. acceleration: 20,000 gSampling in segments: possibleRise time: 500 µsMax. air gap: 4 mm

8-channel sensorsignal amplifier

8 channel sensorsignal amplifier

Pickup

Receiver

Temperature Acquisition on Clutch with Multichannel Telemetry

.

.

.

.

.

G

O

Sensortelemetry

MA

G G

G G

G G

G G

O O

O O

O O

O O


M MA A

temperature

temperature

temperature

temperature

USB

Technical Data:

Channel count : 8 (time multiplex)

Sampling rate per channel: 2000

Integrated sensor amplifier

Sensors: NiCr.-Ni Thermo couple,

Zero point drift: 0,02 %/°C

Enviromental temperature: -25 to 180°C

PCMPCM16

FM*

4000800040000200000200010000

0,020,010,003

2481216

85125150

total sampling rate

G

O

Sensortelemetry

MA

G G

G G

G G

G G

O O

O O

O O

O O


M MA A Evaluation unit

Evaluation unit

Rotor electronic

Strain gagehalf bridge

Measuring dynamic loads on crankshaft

Technical Data:8 channel sensor telemetrySensors: strain gage (full and half),Thermocouple type KStrain gage bridge supply: 3,3 V

Strain gage resistance: 350Max. signal bandwidth: 5/10/20 kHzEnd of shaft solutionI

�

nductive Energy supply:Ambient temperature:-30 to 160° CelsiusWeight Sensor signal amplifier(rotor electronic: 50 g)Size: Diameter 40, length: 52 mmSignal drift: 0,01 %/°CMax. acceleration: 20,000 goptionsRPM detection (trigger mark)remote controlled gain and zeroadjustment with 12 bit resolution(autozero)

8 channelsensor signal

amplifier

radialpick up

wiring channelinside crankshaft

Type: MSV_RAH_<channels>_<accuracy>_<temp>_<mod>_<sampling rate>

temperature

temperature

temperature

temperature

USB, TCP/IP

Turbo Charger

1 Channel FM Transmitter

ype: MSV_P_D_2_125_FM_...

for dynamic strain gageSensitivity: 0,5 mV/V to 4 mV/VBandwidth: 10 Hz (0) Hz to 40 kHzBrigde supply: 6 VIntegrated filtersResolution: 12 BitsRemote shunt calibrationEnviromental temperature: -25 to 125°C (150°C)Max load: 130,000 gTransmit frequency: 300 to 750 MHzT

Turbo Charger Telemetry (Cylinder Form)

2 Channel PCM Transmitterfor dynamic strain gageSensitivity: 0,5 mV/V to 4 mV/VBandwidth: 10 Hz (0) Hz to 50 kHzBrigde supply: 5 V (3 V)Digital transmission, inductive supply (axial)Time aligned samplingSeparate A/D converterIntegrated filtersResolution: 12 BitsRemote shunt calibrationEnviromental temperature: -25 to 125°C (150°C)Max load: 100,000 gTransmit frequency: 300 to 750 MHzType: MSV_P_D_2_125_Fu_...

12

42

With integrated connector

Car Turbo Charger Transmitter (Cylinder Form)

1/4 Channel PCM Transmitterfor thermocouple and strain gage (torque)Sensitivity: 0,5 mV/V to 20 mV/VBandwidth: 10 Hz (0) Hz to 1 kHzBrigde supply: 3,3 VDigital transmission, inductive supply (axial)Integrated filtersResolution: 16 BitsRemote shunt calibrationEnviromental temperature: -25 to 125°C (160°C)Max speed: 200 000 rpmAxial mounting on shaftType: MSV_P_D_2_125_PCM_...

Car Turbo Charger Transmitters (Cylinder Form), 200 000 rpm

8

35 10

Car Turbo Charger Transmitters (Cylinder Form), 200 000 rpmTorque Measuring at Turbo Charger

Strain gages

Wiring inside the shaft


Technical DataTorque range: 0 to 1 NmType of sensor: strain gageAccuracy: 1%Bandwidth 0 to 1 kHzEnviromental temperature: 0 to 150°CBrigde supply: 3,3 VDigital transmission, inductive supply (axial)Integrated filtersResolution: 16 BitsRemote shunt calibrationMax speed: 200,000 rpmTransmitter: axial mounting on shaftType: MW_T_D_1_150_PCM_...

Industrial Turbo Charger Telemetry(1 / 4 / 8/16 channel(s) (multi channel), thermocouple)

4/8/16 Channel PCM Transmitterfor dynamic measurements (strain gage)Minature size: D = 16 mm, L = 30 mmSensitivity: 0,5 mV/V to 4 mV/VBandwidth: 10 Hz (0) Hz to 50 kHzBrigde supply: 3,3 VDigital transmissionIntegrated filtersResolution: 16 BitsRemote shunt calibration

Enviromental temperature: -25 to 125°C (150°C)Max speed: 100,000 RPMMax load: 130,000 gRadio transmitting: 300 to 800 MHzWeight: 30 gT

Remote controlled gain, autozero (option)

ype: MSV_P_D_4_125_Fu_...

Features

Rv

Rv

Rv

Prog.amplifier

Prog.amplifier

Prog.amplifier

Filterbutterworth

Filterbutterworth

Filterbutterworth

A/D converter

A/D converter

A/D converter

12 Bit

12 Bit

12 Bit

Strain gagebridge

Strain gagebridge

Strain gagebridge

1

2

8

Samplingrate 100/200k



Sampling

Sampling

Sampling

0 to 25 (50) kHz

0 to 25 (50) kHz

0 to 25 (50) kHz

Logic

About 13 MBbit

Dig

italm

ultip

lexer

Isochronous sampling




Channel 1

Channel 2

Channel 8

Powersupply

Powersupply

Powersupply

PCM Telemetry for Turbine / Turbo Charger ApplicationBlock diagram module (8 channel transmitter, high speed)

Backbone

Rotor electronic

Rotor antenna(pickup)

16 Channel PCM Transmitterfor thermocouple type K, static strain gageRange: -50 to 1,000°CTime multiplexBrigde supply: 5 VBandwidth: 0 to 20 HzQuasi isolated inputs12 Bit A/D ConverterIntegrated filtersResolution: 12 BitsRemote shunt calibrationEMax load: 100,000 gTransmit frequency: 300 to 750 MHzType: MSV_M_T_16_125_Fu_...

nviromental temperature: -25 to 125°C (150°C)

Telemetry Application on an Industrial Turbo Charger

Documents

here - Manner Sensortelemetrie