Schmidt FT Bedienungsanleitung
Tension Meter
FT Series
Model FT
Edition FT 03.E
Instruction Manual
Valid as of: 01.09.2011 • 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
2
Contents
1 Warranty and liability ............................................................................................... 3
1.1 Notices within the instruction manual..................................................................... 3
1.2 Responsibilities of the operating company............................................................. 3
1.3 Responsibilities of the personnel ........................................................................... 3
1.4 Informal safety measures....................................................................................... 4
1.5 Training of the personnel ....................................................................................... 4
1.6 Intended use .......................................................................................................... 4
1.7 Dangers in handling the device.............................................................................. 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 ........................................................................................... 6
3.2 Measuring with the screen printing tension meter.................................................. 6
3.3 Marking a tension range......................................................................................... 7
4 Testing the screen printing tension meter............................................................. 8
5 Service and maintenance......................................................................................... 8
6 Cleaning..................................................................................................................... 8
7 Verification of calibration and determination of repair costs............................... 9
8 Correspondence ..................................................................................................... 10
9 Repairs..................................................................................................................... 10
3
1.3 Responsibilities of the personnel
All persons who work with the device agree to perform the following duties before starting
work:
- to observe the basic regulations on industrial safety and accident prevention.
- to read the chapter on safety and the warning notices in these instruction manual and
to confirm with their signatures that they have understood them.
1 Warranty and liability
In principle, the supply of the device is subject to our “General Conditions of Sale and De-
livery.” These have been provided to the operating company on conclusion of the contract,
at the latest.
Warranty:
- SCHMIDT Mechanical Screen Printing Tension Meter are warranted for 12 months.
Parts subject to wear, electronic components and measuring springs are not covered by
the warranty. No warranty or liability will be accepted for bodily injury or property damage
resulting from one or several of the following causes:
- Misuse or abuse of the device.
- Improper mounting, commissioning, operation and maintenance of the device
(e.g. verification interval).
- Operation of the device if any safeguards are defective or if any safety and protection
precautions are not properly installed or not operative.
- Failure to comply with the notices in the instruction manual regarding transport,
storage, mounting, commissioning, operation, maintenance and setup of the device.
- Any unauthorized structural alteration of 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 instruction manual
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 instructions.
These instruction manual contains the most important notices for the safe operation of the
device.
These instruction manual, in particular the safety notices, must be observed by any person
who works with the device. In addition, the local valid rules and regulations for the preven-
tion of accidents must be complied with.
The representations within the instruction manual are not true to scale.
The dimensions given are not binding.
General indications of direction, such as FRONT, REAR, RIGHT, LEFT apply when view-
ing the front of the device.
1.2 Responsibilities of the operating company
In compliance with the EC Directive 89/655/EEC, the operating company agrees to only
permit persons to work with the device who:
- are familiar with the basic regulations on industrial safety and accident prevention and
who have been trained in handling the device.
- have read and understood the chapter on safety and the warning notices in these
instruction manual and have confirmed this with their signatures.
- are examined regularly on their safe and conscientious working method.
4
1.7 Dangers in handling the device
The device was designed according to the state of the art and the approved safety stan-
dards. Nevertheless, its use may cause serious or fatal injury to the user or third persons,
and/or an impairment of the device or of other material assets.
The device may only be applied:
- For its intended use in a faultless condition with regard to the safety requirements.
- Malfunctions that could impair safety must be remedied immediately.
- Personal protective equipment must be used according to the EC Directive 89/686/EEC.
1.4 Informal safety measures
The instruction manual must always be kept on hand where the device is operated.
Apart from the instruction manual, the general and local valid regulations on accident pre-
vention and environmental protection must be provided and complied with.
1.6 Intended use
The device is intended exclusively to be used as a tension of print screens.
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 instruction manual and observing all
inspection and maintenance works.
1.8 Copyright
The copyright on these instruction manual remains with the company
Hans Schmidt & Co GmbH.
These instruction manual is intended for the operating company and its personnel only.
They contain instructions and notices that may only be reproduced on the prior written
permission of
Hans Schmidt & Co GmbH
and under indication of the complete reference data.
Violations will be prosecuted.
1.5 Training of the personnel
Only trained and instructed personnel is permitted to work with the device. The responsi-
bilities of the personnel must be clearly defined for mounting, commissioning, operation,
setup, maintenance and repair. Trainees may only work with the device under the supervi-
sion of an experienced personnel
1.9 Declaration of conformity
Our mechanical screen printing tension meters do not belong to the EC machinery
directive 2006/42/EU and do not have a CE mark.
The device must not be operated in potential explosive areas
and must not come into contact with aggressive substances.
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2.1 Specifications
Tension range: 6 - 50 N/cm
Depth of indentation: Max. 1 mm
Measuring force: 2.1 - 3.0 N
Scale diameter: 54 mm
Dimensions: 75 x 46 x 115 mm (L x W x H)
Weight, net (gross): Approx. 480 g (740 g)
2.2 Delivery includes
Instrument
Instruction manual
Carrying case
2.3 Unpacking
Unpack the tension meter and inspect it for any shipping damage. Notices of defect must
be announced immediately, at the latest within 7 days on receipt of the goods.
2 Available models
Model Measuring
Range
Measuring
Force
FT 6 - 50 N/cm 2.1 - 3.0 N
6
3.2 Measuring with the screen printing tension meter
Measuring:
- Ensure that the instrument shows zero in unloaded conditions. If the pointer does not
match the zero position turn the outer ring carefully till the pointer matches the zero
position.
- Place the instrument on the mesh and hit the screen web a few times with your hands
to compensate any mechanical friction caused by the instrument and thus ensure the
repeatability.
-The scale pointer will show now the screen tension directly in N/cm
3 Measuring
3.1 Notices before starting
Measurement Have you read and understood the instruction manual, in
particular chapter 1 “Warranty and liability” ?
You are not permitted to operate the device before doing so.
Before working with the device you must put on your personal protective
clothing, if necessary. For example, eye protectors, gloves, etc.
To avoid damage, do not move the center measuring feeler 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 rear side of the instrument, the SCHMIDT Quality Seal are pro-
vided on the front side.
Screen printing tension meter
Skale
Skale outer ring
7
3.3 Marking a tension range
The instrument is equipped with two adjustable marks to mark a tension range which is
mostly used.
Marker
8
6 Cleaning
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.
5 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 4)
Other testing methods as described in chapter 4 can cause different measuring
readings.
- In unloaded conditions the indicator must point at zero, at which the index line of the
scale has to point optical upright to the top (The outer ring of the scale can be turned)
- Place the device on a flat surface (e. g. glass plate). After removing the tension meter
from the surface, the indicator must point at zero again
4 Testing the screen printing tension meter
9
7 Verification of calibration and determination of repair costs
Flow chart for verifying the calibration of used tension meters, incoming and outgoing verifi-
cation with Inspection Certificate 3.1 according to DIN EN 10204
Delivery
Unit can be
calibrated
(functional)
Repair costs
exceed 40 % of as
new value
Costs approved
by 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
Invoice
calibration services
and dispatch
Prepare certificate
for outgoing
calibration
Yes
Calibration label
on the instrument
10
8 Correspondence
Should you have any questions regarding the instrument or instruction manual, or their use,
please indicate above all the following details which are given on the ID plate:
1) Model
2) Serial number
To avoid unnecessary follow-up questions, and the resulting loss of time or
possible misunderstandings, please return the instrument with a detailed fault
description to our service department. Please indicate in your order whether you
require an Inspection Certificate 3.1 according to DIN EN 10204.
Hans Schmidt & Co GmbH
Schichtstr. 16
D-84478 Waldkraiburg
Germany
Service address:
9 Repairs
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 advance by
fax or eMail.
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