Schmidt Q- 20 Operating Instructions Manual Download Page 9

9

Service and Maintenance
The tension meter is easy to maintain. 
Depending on operating time and load, the tension meter should be checked according  
to the locally valid regulations and conditions (as described in Chapter 3.4)
Other testing methods as described in chapter 3.4 can cause different measuring
readings.

The question of finding the right frequency of calibration accuracy verification depends
on several different factors:

  Operating time and load of the SCHMIDT tension meter

  Tolerance band defined by the customer

  Changes of the tolerance band compared to previous verifications of calibration

Therefore, the interval between verifications must be determined by the user`s
Quality Assurance Department based on the user`s experience.
Assuming normal operating time and load as well as careful handling of the tension  
meter, we recommend a verification interval of 1 year.

Verification Intervals

Cleaning

You should regularly inspect the rollers to assure that they are running easily and  
smoothly. You can replace the rollers yourself, as necessary. When ordering spare  
rollers, please indicate the tension meter model and the serial number (on the rear
side of the tension meter).
e. g.:
Ordering of spare rollers
Model: 

Q-20 

(on the rear of the tension meter)

Serial number: 

230 - 888888 (on the rear of the tension meter)

Standard rollers:  Order number R523013

4.1  Rollers

For cleaning the unit, do not use any 
 
AGGRESSIVE SOLVENTS 
 
such as trichloroethylene or similar chemicals.  

 
NO WARRANTY OR LIABILITY 
 
shall be accepted for damage resulting from improper cleaning.

Summary of Contents for Q- 20

Page 1: ...Tension Meter Q Series Model Q Edition Q 04 2 E Operating Instructions Valid as of 01 02 2007 Please keep the manual for future reference S C H M I D T c o n t r o l i n s t r u m e n t s ...

Page 2: ...e 4 1 8 Copyright 4 1 9 Declaration of Conformity 4 2 Available Models 5 2 1 Specifications 5 2 2 Delivery Includes 6 2 3 Unpacking 6 3 Operation 6 3 1 Notes Before Starting Measurement 6 3 2 Fastening the Q Tensionmeter 7 3 3 Inserting the Material to be Measured 7 3 4 Verification of the Q calibration 8 4 Service and Maintenance 9 4 1 Rollers 9 5 Cleaning 9 6 Verification Intervals 9 6 1 Verific...

Page 3: ...the device Insufficient inspection of device components that are subject to wear Opening the device or improper repair work Disasters caused by the effects of foreign objects or by force majeure 1 1 Notices within the Operating Instructions The fundamental prerequisite for the safe handling of this device and its troublefree opera tion is the knowledge of the basic safety notices and safety instru...

Page 4: ...shall HANS SCHMIDT Co GmbH be held liable for damage resulting from misuse The intended use also includes Complying with all notices included in the Operating Instructions and observing all inspection and maintenance works 1 8 Copyright 1 9 Declaration of Conformity The copyright on these Operating Instructions remains with the company HANS SCHMIDT Co GmbH These Operating Instructions are intended...

Page 5: ...20 300 PA 0 20 mm Ø Q 500 50 500 PA 0 20 mm Ø Q 1000 50 1000 PA 0 30 mm Ø The standard instruments can have the following modifications or changes Deviating measuring ranges Material of the rollers Adjustment to other materials The Operating Instructions can also be used for these instruments as their handling is the same 2 1 Specifications Calibration According to SCHMIDT factory procedure Accura...

Page 6: ...articular Chapter 1 Basic Safety Notices You must not operate the device before Before working with the device you must put on your personal protective equipment if necessary For example eye protectors gloves etc To avoid damage do not move the center roller by hand Tensions that exceed the measuring range of the device by more than 100 may cause a permanent deformation of the measuring spring and...

Page 7: ...the Material to be Measured Thread the material to be measured carefully through the MEASURING ROLLER and ROLLER GUIDES as shown in fig 3 3 To avoid damage do not move the center roller by hand using force It is important to ensure that the MEASURED MATERIAL runs smoothly through the ROLLER GUIDES and the MEASURING ROLLER You can now read the measured tension on the SCALE MEASURING ROLLER ROLLER G...

Page 8: ...ed the instrument has to be recalibrated or repaired For recalibration return the tension meter to the factory All tension meters are calibrated with standard materials such as polyamide monofilament PA according the SCHMIDT factory procedure The filament sizes are noted in Chapter 2 Any difference in PROCESS MATERIAL size and rigidity from the standard material may cause a deviation of the accura...

Page 9: ...r s Quality Assurance Department based on the user s experience Assuming normal operating time and load as well as careful handling of the tension meter we recommend a verification interval of 1 year 6 Verification Intervals 5 Cleaning You should regularly inspect the rollers to assure that they are running easily and smoothly You can replace the rollers yourself as necessary When ordering spare r...

Page 10: ...y customer No Yes No Yes No Yes Vertification of the calibration Visual inspection and functional test Values within specification Prepare certification for incoming calibration Determination of costs Make of cost estimate Repair and adjustment Verification of the calibration Calibration label on the instrument No Invoice scrapping and disposal Invoice repair and calibration services and dispatch ...

Page 11: ... to our service department Please indicate in your order whether you require an Inspection Certificate 3 1 according to DIN EN 10204 8 Repairs HANS SCHMIDT Co GmbH Schichtstr 16 D 84478 Waldkraiburg Germany Service address Shipping instructions We kindly ask for return free of charge for us if possible by airmail parcel All occurring charges if any such as freight customs clearance duty etc will b...

Page 12: ...Thickness Gauge Yarn Package Durometer and Shore A Durometer Sample Cutter Balance Moisture Meter Leak Tester Softometer Mailing address P O B 1154 84464 Waldkraiburg Germany Shipping address Schichtstr 16 84478 Waldkraiburg Germany Hans Schmidt Co GmbH Phone int 49 0 8638 9410 0 Fax int 49 0 8638 4825 int 49 0 8638 67898 More than 60 years Worldwide e mail info hans schmidt com Internet http www ...

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