Measure IT -with Web Tension Systems Technology PFTL 101A.pdf · Product Web tension measurement line Horizontal force measurement – PFTL 101A/B System overview Sensitivity and

-withPressductor®Measure ITPressductor®

TechnologyWeb Tension Systems

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Web tension measurementProductline

PillowBlock Tensiometer SystemForce calculation

T

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Tare

FR

Tare

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TFR

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2- FRtot =T(sin+sinßTare FRtot =T(cosß-cos

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FRtot= Total force in the measuring direction

F T t l f i th t di ti

FVtot=T(cosß-cos) FVtot=T(sinß+sin)+Tare

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FVtot= Total force in the transverse direction

T= Tension in web

Tare= Weight of the roll and bearings

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Horizontal force measurement – PFTL 101A/BSystem overview

Sensitivity and accuracy combined with ruggedness make the PillowBlock idealmake the PillowBlock ideal for applications with low tensions, heavy rolls and high speed

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high speed

Seven capacity ranges from 0.5 to 20kN / 113 to 4500lbs.

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Versions for acid resistant design available

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Horizontal force measurement, PFTL101A

Capacity, (kN) 0.5 1.0 2.0

Overload,(kN)Horizontal 2.5 5.0 10.0Vertical 5 0 10 0 10 0

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Vertical 5.0 10.0 10.0Axial 2.0 5.0 5.0

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Accuracy class 0.5%

Repeatability error < 0.05% (Extremely important!)

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Stainless steel SIS 2383Corrosion resistance similar to AISI430F

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Horizontal force measurement, PFTL101B

Capacity, (kN) 2.0 5.0 10 20 Overload (kN) Overload,(kN)

Horizontal 10 25 50 80Vertical 30 30 30 40

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Accuracy class 0.5% Repeatability error < 0.05% (Extremely important!)

St i l t l SIS 2383

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Stainless steel SIS 2383Corrosion resistance similar to AISI430F

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Horizontal force measurement – PFTL 101AER/BERAcid resistant version

Ideal for ”wet end” of the paper machines andpaper machines and other applications with demanding environments.

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Stainless steel:• AISI 316L

SIS 2348

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• DIN 1744X12CrMoS17

Degree of protection

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Degree of protection• IP 66/67

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Ideal for accurate and reliable

Horizontal force measurement – PFTL 201C/D

Ideal for accurate and reliable measurement of wire and felt tension in paper machines.

Available in five different sizes with nominal loads from 10kN up to 100kN

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100kN.

Mill-duty version (PFTL201CE/DE) has enhanced protection with fixed

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Stainless steel, SIS 2387Corrosion resistance similar to AISI 304

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Corrosion resistance similar to AISI 304

Extremely good repetability error, <0,05%

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Vertical force measurement – PFCL201C

Ideal for accurate and reliable measurement of wire andIdeal for accurate and reliable measurement of wire and felt tension in paper machines.

Available in four different sizes with nominal loads from 5kN up to 50kN.

Mill-duty version (PFCL201CE) has enhanced protection with fixed connection cable and protection hose.

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Stainless steel, SIS 2387Corrosion resistance similar to AISI 304

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Extremely good repetability error, <0,05%

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Cable with plug connector/Junction box

FOR PFTL 101/201/PFCL 101 Web Tensiometer ProductsFOR PFTL 101/201/PFCL 101 Web Tensiometer Products Specification

Temperature range -25° to +90° C p g

Cable 4x AWG17

Bending radius 10x cablediam

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Resistance 86 ohm/km at 20° C

Testvoltage 1000 VAC

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Document number 3BSE018741R15 Length:15M

3BSE018741R30 L th 30M

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3BSE018741R30 Length:30M

3BSE018741R50 Length:50M

PFXC141 Junction Box

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Tension Electronics PFEA 110 Series

Three types PFEA111,112,113

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PFEA112 – IP65

FunctionProvide 330Hz 0,5A excitation to the load cells and signal processing.

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g p gGive an output signal for controland/or monitoring of the web tension.

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DesignIP20 24V DC for mounting on DIN rail

PFEA113 – IP20PFEA112 – IP20

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IP20 – 24V DC, for mounting on DIN railIP65 – 24V DC, 100-240V AC, enclosed for mounting i.e direct on the machine frame

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Main Features

Interactive menu for fast set-up Multi-language display

C i i i ith ith t & Commissioning with or without rope & weights

Continuous self-diagnostic function

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g Profibus communication Selectable filter function

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Max. load memory Short-circuit proof inputs and outputs

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Approved acc. to CE, UL and CSA standards

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Current or Voltage

Configuration of analog outputs Current or Voltage

Connect signals (A,B… A+B, A-B…) Voltage or Current Output

Filter times

High Tension (N, kN, lbs, kg) High Output

High Limit

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High Output (max 21 mA or11 V) Low Output

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Low Output (min 0 mA or –5 V)Web Tension

N, kN, kg, lbsHigh TensionLow Tension

Low Limit

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High Limit [mA or V]

Low Limit [mA or V]

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Tension Electronics PFEA 113Data PFEA113

Load cell supply 4Digital input 1Analog input 2Analog input 2Digital output 4Analog outputs (Voltage or Current) 6

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SelectableTension units on the display

kN, N, kg and lbs

Selectable filter 5 30 75 250 750

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1500 ms

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Tension Electronics PFEA 113Data

PFEA113Resetable Max. load memory YesyZero off-set memory YesGain scheduling YesE l di it l t t Y

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Error alarms on digital output YesError alarms on Profibus YesProfibus DP, Baud rate up to 12Mbit Yes

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GSD file ABB_0717.GSD

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Tension Electronics - PFEA 113

Display views Web Tension for A, B, C, D, A+B, C+D, A-, , , , , ,

B, C-D (N, kN, lbs or kg) Analog Outputs (N, kN, lbs or kg) Warnings and Errors

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Warnings and Errors

Leds Power supply OK

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Floor cubicle MNS selectProductline

MNS select c bicle ith 6MNS select cubicle with 6 Din-rails for PFEA11XTension Electronics

4 PFEA111/112 +4 PXUB 201 on one Din-rail

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2 PFEA113 + 8 PXUB 201 on one Din-rail

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Digital electronics Digital electronics -- Millmate Controller 400PMillmate Controller 400P

Th i f tThe main features are: Cost effective for multiple tension

applicationspp Flexible communication

High-speed fieldbus (optional)

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TCP/IP

High reliability thanks to continuous supervision

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Fast and easy commissioning Remote access via TCP/IP & http

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MC 400P can be used with the following types of load cellsfollowing types of load cells

PFCL201

PFTL201

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The well proven Pressductor® load cells combined with the MCMC 400P400P offer acombined with the MCMC 400P400P, offer a web tension measurement system withsuperior performance:

High reliability

Long-term stability

High accuracy

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High accuracy

Remote access via TCP/IP & http

High-speed fieldbus (optional)

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Data

MC400P

2 or 4 analog inputs 4 analog outputs, 14 bits resolution 8 digital inputs 8 digital outputs Step response 5ms (0 – 90%)

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Step response 5ms (0 90%) Adjustable filter Gain calculation tool

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High-speed fieldbus (optional Profibus: Updated with a new

complete set of measuring value

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every 1.5 ms. Transmission rate: 12 Mbit/s

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Web tension measurementTransducersignal

A horizontal shear force creates

Load cell design - PFTL 101 A horizontal shear force creates

a standardized stress level inside the transducer.

The transducer in the load cell consists of electrosteel sheets.

A secondary winding picks up

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A secondary winding picks up the magnetic distorsion field created by a current in the

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applied stress.

No moving parts results in

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No moving parts results in superior stability.

No load Load

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Web tension measurementTransducersignal

The transducer senses the

Load cell design - PFTL 101 The transducer senses the

resulting shear force produced between top and bottom of the load cellload cell.

The high spring constant gives

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g p g ga deflection of only 0.015 mm (0.0006 inch) at nominal load.

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Stable and accurate output even when subjected to intense vibrations

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intense vibrations.

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Auto-tuningTensionControl

PID-parameters automatically

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Control TheoryTensionControl

Typical Feedback Control Loop

PID-l Process

Setpoint + ErrorController output

Process variable

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Web tension measurementApplications

Copper foil treatment line A large Taiwanese copper foil

f t t ti fi d ith thmanufacturer was not satisfied with the productivity , mainly because of poor tension measurement.

The main problem was wrinkles in the foil and cone-shaped coils

The existing load cells required frequent

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The existing load cells required frequent re-calibration and sometimes also replacement

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Installation of 18systems of ABB Pressductor load cells have resulted in:

Less wrinkles and higher foil quality

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Less production stops leading to better productivity

Reduced maintenance cost thanks to the

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Web tension measurementApplications27

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Web tension measurementSummary

Features resulting in excellent performance

PressductorPressductor® TechnologyTechnology is well proven in heavyPressductorPressductor TechnologyTechnology is well proven in heavy duty applications and offers better efficiency and product quality than most other technologies thanks to :thanks to :

No physical movementNo risk of fatigue, means no need for recalibration and an outstanding

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g , greliability and extremely long operational life time

Rugged designMachined from a single block of stainless steel the Pressductor load cells

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provide high level of protection against overload and shock impacts.

Immune to environmental stress

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Thanks to the low impedance the performance of the load cell is unaffected by environmental factors like dust, fumes and radio or electromagnetic interference. Sealing is not required.

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Web tension measurementSummary

Features resulting in excellent performance

PressductorPressductor® TechnologyTechnology is well proven in heavyPressductorPressductor TechnologyTechnology is well proven in heavy duty applications and offers better efficiency and product quality than most other technologies thanks to :

“Overload-friendly”

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yThe system can handle overloads ranging up to 500% of nominal capacity without affecting the load cell calibration.

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Vibration-freeHigh spring constant means low physical deflection, reduce any contribution t hi ib ti t libl l l t hi h d

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to machine vibration to neglible levels, even at high speeds.

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Documents

Measure IT -with Web Tension Systems Technology PFTL 101A.pdf · Product Web tension measurement line Horizontal force measurement – PFTL 101A/B System overview Sensitivity and