Schmidt DNW-100K Operating Instructions Manual Download Page 5

5

*  Outer distance between outside guide rollers
** SCHMIDT calibration material twisted steel rope

Model

Tension 

Range 

daN

*Measuring

Head Width 

mm

**SCHMIDT 

Calibration

Material

DNW-100K

10 - 100

265

steel rope 2 mm Ø

DNW-200K

20 - 200

265

steel rope 2 mm Ø

DNW-300K

30 - 300

265

steel rope 3 mm Ø

DNW-400K

40 - 400

265

steel rope 4 mm Ø

These Operating Instructions refer to Model DNW for mon-moving, pretensioned 

ropes of the DN Series.

The model DNW is also available with the

following modifications (customized versions):

-  Special tension ranges

2  Available Models

2.1  Specifications

Calibration: 

According to SCHMIDT factory procedure

Accuracy:

 

± 3% full scale (FS) or ± 1 graduation on scale

Scale diameter:

 

54 mm

Temperature range:

  10 - 45°C

Air humidity:

 

85% RH, max.

Housing material:

 

Die-cast aluminium 

Housing dimensions:

  260 mm x 268 mm x 120 mm (L x W x H)

Weight net (gross):

 

Approx. 1100 g (approx. 2400 g)

1 Tension meter
1 Certificate of Compliance with the order 2.1 under EN 10204
1 Operating Instructions
1 Carrying case

2.2  Delivery Includes

Unpack the tension meter and inspect it for any shipping damage.
Notices of defect must be filed immediately, at the latest within 10 days on receipt of  
the goods.

2.3  Unpacking

V-grooved

Line Speed

m/min max.

Roller Material

Standard

1000

Steel tempered

Guide rollers

:

Summary of Contents for DNW-100K

Page 1: ...Tension Meter DN Series Model DNW Edition DNW 01 E Operating Instructions Valid as of 01 12 2015 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: ...ce 4 1 8 Copyright 4 1 9 Declaration of Conformity 4 2 Available Models 5 2 1 Specifications 5 2 2 Delivery Includes 5 2 3 Unpacking 5 3 Measuring 6 3 1 Notices Before Starting Measurement 6 3 2 Operating Elements of the Tension Meter 7 3 3 Measuring with the Tension Meter 8 3 4 Verification of the DXH calibration 9 4 Service and Maintenance 10 5 Cleaning 10 6 Verification Intervals 10 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: ...er for non moving preten sioned ropes Any other use or any use exceeding this intention will be regarded as misuse Under no circumstances 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 The copyright on these Op...

Page 5: ...lable Models 2 1 Specifications Calibration According to SCHMIDT factory procedure Accuracy 3 full scale FS or 1 graduation on scale Scale diameter 54 mm Temperature range 10 45 C Air humidity 85 RH max Housing material Die cast aluminium Housing dimensions 260 mm x 268 mm x 120 mm L x W x H Weight net gross Approx 1100 g approx 2400 g 1Tension meter 1Certificate of Compliance with the order 2 1 u...

Page 6: ...eye protectors gloves etc To avoid damage do not move the measuring pin by hand Tensions that exceed the tension range of the instrument by more than 100 may cause permanent damage to the movement and must be avoided under any circumstances The ID plate with the serial number as well as the calibration label optional are provided on the bottom of the instrument the SCHMIDT Quality Seal are pro vid...

Page 7: ...7 3 2 Operating Elements of the Tension Meter fig 3 2b fig 3 2a PROCESS MATERIAL MEASURING ROLLER SCALE SPECIAL LEVER GUIDE ROLLERS ...

Page 8: ...ATERIAL lies smoothly between the GUIDE ROLLERS and the MEASURING ROLLER The scale pointer will now show the line tension directly Inserting Removing Push the SPECIAL LEVER as far as it will go in the direction of the arrow see fig 3 2b With the GUIDE ROLLERS extended move the instrument away from the PROCESS MATERIAL Slowly release pressure on the Thumb piece until the GUIDE ROLLERS return to the...

Page 9: ... longer allowed the instrument has to be recalibrated or repaired For recalibration return the tension meter to the factory All tension meters of type DNW are calibrated with steel ropes 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 accuracy In 95 of all ...

Page 10: ...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 verif...

Page 11: ...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 12: ...ldkraiburg 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 be billed to customer For return from foreign countries we ask you to include a proforma invoice with a low value for customs clearance only e g 50 Euro each and to advise the shipment in a...

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