Lutron Electronics DT-2230 Operation Manual
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Lutron Electronics DT-2230 Operation Manual

Pocket type photo/contact
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pocket type
PHOTO/CONTACT
TACHOMETER
Model : DT-2230
OPERATION MANUAL
Your
purchase
P H O T O / C O N T A C T
TACHOMETER
step forward for you into
the
field
of
measurement.
this TACHOMETER is a
complex
and
instrument,
its
structure will allow many
years of use if proper
operating techniques are
developed.
Please
the following instructions
carefully and always keep
this manual within easy
reach.
of
this
marks
a
precision
Although
delicate
durable
read

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Summary of Contents for Lutron Electronics DT-2230

  • Page 1 PHOTO/CONTACT TACHOMETER Model : DT-2230 Your purchase this P H O T O / C O N T A C T TACHOMETER marks step forward for you into field precision measurement. Although this TACHOMETER is a complex delicate...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1 FEATURES..............1 2 SPECIFICATIONS............2 3 FRONT PANEL DESCRIPTION........4 3-1 Display............... 4 3-2 Power Button............. 4 3-3 Function Button..........4 3-4 Memory Button........... 4 3-5 Surface Speed Wheel.......... 4 3-6 RPM Adapter ( Contact Tach. )......4 3-7 Photo Tach.

  • Page 3: Features

    1. FEATURES * Compact and pocket tachometer. * The best Tachometer in the world. 2 in 1, one instrument combine Photo tachometer and Contact Tachometer. * Photo tachometer uses Laser light detecting source, long measuring range up to 1.5 meters, it is useful in the RPM measurement application where the machine would be a risk to the operator or close access is difficult or not possible.

  • Page 4: Specifications

    2. SPECIFICATIONS Photo Tachometer : Measurement & Range 5 to 99,999 RPM. Contact Tachometer : 0.5 to 19,999 RPM. Surface Speed : m/min. - 0.05 to 1,999.9 m/min. ft/min. - 0.2 to 6,560 ft/min. in/min. - 2.0 to 78,740 in/min. Resolution 0.1 RPM ( <...
  • Page 5 Time base Quartz crystal. Circuit Exclusive one-chip of microcomputer LSI circuit. Photo Tach. * Less than 1 mW. Laser light * Class 2 laser diode. source Red Wave length is 645 nm approximately. Operating 0 to 50 ( 32 to 122 ℃...

  • Page 6: Front Panel Description

    3. FRONT PANEL DESCRIPTION Fig. 1 3-1 Display 3-2 Power Button 3-3 Function Button 3-4 Memory Button 3-5 Surface Speed Wheel 3-6 RPM Adapter ( Contact Tach. ) 3-7 Photo Tach. detect sensor 3-8 Laser Light Beam 3-9 Battery Cover/Compartment 3-10 Reflecting Mark 3-11 Monitor indicator 3-12 RS-232 Output Terminal...

  • Page 7: Measuring Procedures

    4. MEASURING PROCEDURE 4-1 Change the function 1)Press the " Power Button " ( 3-2, Fig. 1 ) continuously and not release the finger from the button. 2)Press " Function Button " ( 3-3, Fig. 1 ) momentarily in sequence, the function will change to a.

  • Page 8: Photo Rpm Measurement

    4-2 Photo RPM measurement 1)Select ( default ) the function to " Photo RPM ", refer chapter 4-1, page 5. 2)Apply a " Reflecting Mark " ( 3-10, Fig. 1 ) to the object being measured. Press the " Power Button " ( 3-2, Fig.

  • Page 9: Surface Speed Measurement

    4-4 Surface Speed Measurement 1)Select ( default ) the function to surface speed " m/min " " ft/min " or " in/min " refer chapter 4-1, page 5. 2)Press the " Power Button " ( 3-2, Fig. 1 ) and simply attaching the "...

  • Page 10: Battery Replacement

    6. BATTERY REPLACEMENT * Replace the batteries when the LCD displays the low battery icon " LO ", using 4 fresh 1.5 V ( UM4, AAA ) batteries. * To change the batteries, open the " Battery Cover " ( 3-9, Fig. 1 ). * Make sure the "...
  • Page 11 Meter (9W 'D" Connector) (3.5 mm jack plug) Center Pin......Pin 4 Ground/shield.....Pin 2 2.2 K resister Pin 5 The 16 digits data stream will be displayed in the following format : D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Each digit indicates the following status : Start Word = 02 D12 &...

  • Page 12: Patent

    RS232 setting Baud rate 9600 Parity No parity Data bit no. 8 Data bits Stop bit 1 Stop bit 8. PATENT This photo/contact combination tachometer had the patent in the following countries : USA - 4,823,080, GERMANY - G9015492.4 G8708922.0 TAIWAN - 45478, 0511-DT2230...

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