SKF TKRT 31 Manual de usuario

Instructions for use

SKF TKRT 31

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3EN

Safety precautions ...............................................................................4

EU Declaration of Conformity ...............................................................6

1. Instructions for use........................................................................7

2. Technical data..............................................................................10

3. Getting started: ...........................................................................12

4. General usage..............................................................................13

4.1 Rotational Speed ..................................................................................14

4.1.1 Laser mode................................................................................16

4.1.2 Contact mode ............................................................................16

4.2 Linear Speed.........................................................................................17

4.3 Distance .................................................................................................19

4.4 Settings .................................................................................................20

5. Bluetooth.....................................................................................21

6. Symbols.......................................................................................21

7. Troubleshooting...........................................................................22

8. Spare parts and accessories.........................................................22

Table of contents

Original instructions

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4 EN

WARNING LASER RADIATION

=1mW

650nm IEC 60825-1:2014

DO NOT STARE INTO BEAM

CLASS 2 LASER PRODUCT

READ THIS FIRST

Safety precautions

Read this instruction for use fully. Follow all safety precautions to avoid

personal injury or property damage during equipment operation.

SKF cannot be responsible for damage or injury resulting from unsafe

product use, lack of maintenance or incorrect equipment operation. In case

of any uncertainties as regards the use of the equipment contact SKF.

This device is used for inspecting the movement of rotating and vibrating

objects. It may only be used in accordance with these instructions.

The device must not be opened. Modiﬁcations to the device are not

permitted. The manufacturer shall not be liable for damage resulting from

incorrect use or use contrary to the intended use. Warranty claims will also

be invalidated in this event.

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5EN

WARNING:

Risk of injury!

• Moving objects should not be approached without care.

• Do not touch moving objects directly, under any circumstance.

• The device may not be used in potentially explosive areas.

• Laser class 2

• The SKF Tachometer TKRT 31 is ﬁtted with a class 2 laser. This is located

at the front of the device.

• The laser beam can damage eyes.

• For this reason, do not stare directly at the laser beam and never direct it

at people or animals.

• Wavelength: 650 nm, output: 1 mW.

Warranty void!

• Do not expose the equipment to rough handling or heavy impacts.

• Always read and follow the operating instructions.

• Opening the housing of the instrument may result in hazardous

mishandling and voids warranty.

• The equipment should not be used in areas where there is a risk

for explosion.

• Do not expose the equipment to high humidity or direct contact with

wa ter.

• All repair work should be performed by an SKF repair shop.

Correct disposal!

• =• The electronic components in the device contain environmentally

harmful substances.

They must be disposed of in accordance with the environmental

regulations in the country of use.

NOTE:

• Suitable for use in residential, commercial and industrial area.

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6 EN

EU Declaration of Conformity

TKRT 31

We, SKF MPT, Meidoornkade 14, 3992 AE Houten, The Netherlands

herewith declare under our sole responsibility that the products described

in these instructions for use, are in accordance with the conditions of the

following Directive(s):

EMC DIRECTIVE 2014/30/EU

and are in conformity with the following harmonized standards:

EN 301 489-1:2017-02 (V2.1.1) – Radio interference characteristics

EN 301 489-17:2017-02 (V3.1.1) – Broadband Data Transmission Systems

EN 301 489-1:2017-02 (V2.1.1) – Immunity characteristics

EN 55032:2012/AC:2013 (Limit class B) – Radiated test

EN 61000-4-2:2009 – Electrostatic discharge immunity test (ESD)

EN 61000-4-3:2006+A1:2008+A2:2010 – Radiated, radio-frequency

electromagnetic ﬁeld immunity test

EN 61000-4-8:2010 – Power frequency magnetic ﬁeld immunity test

EU RADIO EQUIPMENT DIRECTIVE 2014/53/EU

and the following harmonized standards:

EN 300 328 (V2.1.1) - Wideband Data Transmission equipment operating in

the 2.4 GHz band.

Bluetooth LE: FCC ID A8TBM78ABCDEFGH

EU RoHS DIRECTIVE (EU) 2015/863 and the following harmonized standard:

EN IEC 63000:2018: Technical documentation for the assessment of

electrical and electronic products with respect to the restriction of

hazardous substances

The laser is classiﬁed in accordance with the EN 60825-1:2014

Houten, The Netherlands, December 2020

Mrs. Andrea Gondová

Manager Quality and Compliance

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7EN

1. Instructions for use

These operating instructions are an integral part of the device. They must be

stored in an easily accessible location and passed on to subsequent users.

Ask your supplier if there is something you do not understand.

WARNING:

Read the operating instructions thoroughly and follow the instructions

provided. These operating instructions contain important information about

installing, starting up and operating the tachometer.

Pay particular attention to the safety information and warnings to prevent

injuries and product damage.

The manufacturer reserves the right to continue to develop this device

without documenting all developments. Your supplier will be pleased to

inform you as to whether these operating instructions are current.

Content of the box:

• Tachometer: SKF Tachometer TKRT 31

• Contacts: extension, 2 cone tips and 2 wheels

• Operating instructions

• 2 batteries AA (all types, rechargeable too)

• Stripes of reﬂective tape

• Case

Description:

A- ON OFF Button

B- Batteries compartment: 2 batteries AA must be used

C- Laser out / Connector

D- Accessories

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8 EN

Fig. 1 – Tachometer SKF TKRT 31

Indication of 4

different modes

Selected mode

SKF logo

Input laser or

contact

Direct access

button function

General aspect of the device

Battery status

BlueTooth status

Value (like here

primary unit)

Secondary Value

(like here, in

another unit)

Chosen mode (from

direct access button)

Direct access

button function

Fig. 2 – Wireframe

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9EN

1. 2.

1. Direct access button left

2. Direct access button right

3. Direct access button center

Fig. 3 – Buttons

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10 EN

2. Technical data

Designation TKRT 31

General

Memory Yes, 5 slots

Low battery indicator Yes

Auto switch off Yes

Measurement

Optical modes rpm and Hz

Contact modes rpm and Hz, meters, feet, inch, per min and per sec

Speed capture feature Maximum, minimum or average rate

Linear Speed Meters, feet, inch, per min and per sec

Optical Measurement

Rotational speed range 1 to 99999 r/min

Accuracy ±0.01% of reading ±1 digit

Measuring distance 25 mm to 1200 mm (1 in - 47 in)

Angle of operation ±30°

Laser sensor built-in class 2 laser

Contact Measurement

Rotational speed range Max. 20000 rpm for 36000 sec

Accuracy ±0.1% of reading ±1 digit

(>120 rpm or “high accuracy”)

“low accuracy” at < 120 rpm:

< 20 rpm -> ~±4%, (low update rate)

< 40 rpm -> ~±4%, (measuring 1/6 rotation)

< 60 rpm -> ~±2%, (measuring 2/6 rotation)

< 80 rpm -> ~±1.33%, (measuring 3/6 rotation)

< 100 rpm -> ~±1.0%, (measuring 4/6 rotation)

< 120 rpm -> ~±0,8%, (measuring 5/6 rotation)

> 120 rpm -> <±0,1%, (measuring full rotation)

Contact adaptors Included with removable cones & wheels

Power source 2 x AA batteries, rechargeable ones can be used

Run time ca. 8h (20% Display brightness, 50% Laser-On,

50% Bluetooth-On); 3h30 (100% Display brightness,

50% Laser-On, 50% Bluetooth-On)

Display Multi-line backlight TFT

Display update Continuous

Controls Direct selector switches

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