Schmidt DT Series Operating Instructions Manual Download Page 16

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SCHMIDT-Test-Instruments

indispensable in production monitoring,

quality control and automation

We solve your measuring problems:

Tension Meter

Force Gauge

Torque Meter

Tachometer

Speed- and Lengthmeter

Electronic Lengthmeter

Stroboscope

Screen Printing Tension Meter

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:

[email protected]

Internet:

http://www.hans-schmidt.com

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

Summary of Contents for DT Series

Page 1: ...ope DT Series Model DT 311N DT 315N Edition DT 03 2 E Operating Instructions Valid as of 01 07 2011 Please keep the manual for future reference DT 315N DT 311N 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: ...d Operating Procedure 6 3 1 Notes Before Starting Measurement 6 3 2 Connecting the Power Cord DT 311N only 7 3 2 1 Connecting the AC Adapter Charger DT 315N only 7 3 2 2 Battery Charge DT 315N only 7 3 2 3 Battery Change DT 315N only 7 3 3 Operating Elements 8 3 3 1 True RPM Measurement 9 3 4 Measuring with the Stroboscope 10 3 4 1 Internal Signal Mode Normal operation 10 3 4 2 External Signal Mod...

Page 3: ...tion is the knowledge of the basic safety notices and safety instructions These Operating Instructions contain the most important notices for the safe operation of the device These Operating Instructions 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 prevention of accidents must be complied with Th...

Page 4: ...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 b...

Page 5: ...rent flash rate EXTERNAL Trigger Signal Mode Flash Range 40 0 35000 rpm Accuracy 0 01 1 digit Phase Shift 0 359 with 1 resolution Delay Time 0 2000 µs from 40 10000 rpm Input Trigger Signal Hi level 2 5 12 V DC Lo level 0 0 8 V DC Pulse width 50 µs min Input impedance Hi level 4 7 kΩ at 12 V Lo level 6 8 kΩ at 0 V Triggering selectable from Lo to Hi edge or Hi to Lo edge General Light Intensity Ap...

Page 6: ...ceipt of the goods 3 Initial Setup and Operating Procedure 3 1 Notes Before Starting Measurement Have you read and understood the Operating Instructions in particular Chapter 1 Basic Safety Notices You are not permitted to operate the tension meter before doing so Before working with the instrument you must put on your personal protective clothing if necessary For example eye protectors gloves etc...

Page 7: ... if the display 1 shows the battery needs to be recharged To charge the battery 1 Turn the power switch 17 OFF 2 Connect the AC charger to the instrument and to the power line Charge the unit only with the provided AC adapter charger 3 The B CH LED 4 will be lit during battery charge within 2 hours the battery should be charged completely and the LED 4 should go out The built in battery will only ...

Page 8: ...delay in msec 10 Setter Changes the flashing rate delayed angle and delayed time 11 x2 Switch In the internal mode pressing x2 doubles the flashing rate 12 Switch In the internal mode when object appears to be standing still pressing will give the illusion that the object is moving owards the rotating direction at a speed of 1 rotation in 6 seconds 13 2 Switch In the internal mode pressing 2 divid...

Page 9: ...tic such as a label scratch etc or physically marking the object with a small piece of tape pencil mark etc 2 Firmly plug in power cord 3 Turn power switch on 4 Turn setter from highest rpm downward 5 The true rpm can be noted once the action appears frozen and the first single image of the mark appears see chart below and accompanying diagram for further explanation 6 To verify this double the fl...

Page 10: ...wards or reverse the rotating direction at a speed of 1 rotation in 6 seconds or in 1 degree steps If the Auto Power Off timer is used Once the internal timer has expired the strobe will stop flashing and the display will flash rapidly To restart the strobe turn power switch off then on and the cycle will repeat see chapter 3 5 Memory If the unit is powered off the last used frequency will be stor...

Page 11: ...Auto Power Off timer is used Once the internal timer has expired the strobe will stop flashing and the display will flash rapidly To restart the strobe turn power switch off then on and the cycle will repeat see chapter 3 5 3 4 2 2 RPM Display Mode If the input signal exceeds 585 Hz the upper dashes on the digital display will be flashing upper dashes If the input signal is lower than 0 65 Hz the ...

Page 12: ...he same time for approximately 2 seconds until the display alternates between 1 and 0 0 Press The display will freeze and show 0 0 Change the decimal point by pressing If 0 0 is selected the decimal point is in the autorange mode If 0 is selected the decimal point is eliminated throughout the entire range b To change the internal timer Auto Power Off Press The display will alternate between 2 and ...

Page 13: ...ding is displayed but unit is not flashing Flash tube may need to be replaced see Flash Tube Replacement section Stroboscope is in external signal mode no flash Check flash tube Replace if necessary Check for damaged wiring and or loose pin connections Stroboscope is in internal signal mode no flash Check flash tube Replace if necessary Check for damaged wiring and or loose pin connections ...

Page 14: ...ctive window by removing the 4 screws fig 4 1a 4 Use tube removing tool provided with the pare tube Insert tool all the way and turn clock wise until tool unlocks fig 4 1b Pull out tube fig 4 1c and fig 4 1d 5 Install new flash tube using the removing tool in the opposite direction fig 4 1d and turn counter clockwise until tool locks fig 4 1b 6 Replace window fig 4 1a 7 Mount reflector in the cent...

Page 15: ...r 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 To avoid unnecessary follow up questions and the resulting loss of time or p...

Page 16: ...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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