
Instruction manualHigh Intensity LED Stroboscope Digital TachometerDT-361/365Be sure to read before use.Before use, please carefully read these safety
10Emission setting4.2 Each press of the SIG key switches between internal oscillation emission and external synchronous emission.Operation DisplayEach
11Internal oscillation emission4.3 Display of internal oscillation emission4.3.1 Setting valueMode displayMemory numberdisplayDisplay showing internal
12Emission count mode4.3.4 The emission count (frequency) can be set in the emission count mode (FPM).Emission count setting4.3.4.1 Turn the dial to t
13Changing the emission count (frequency) to double or half4.3.4.2 The emission count (frequency) can be changed to double or half of the current sett
14Emission duration mode4.3.5 The emission time (ratio) can be set by 0.1º within the range between 0.1º/ 360º and 3.6º/ 360º in the emission duration
15Phase mode4.3.6 When the rotation (motion) cycle of a measured object matches with the strobe flash cycle, the measured object appears to stand still
16External synchronous emission4.4 External synchronous emission is the function to emit a strobe flash in synchronization with an external pulse.•To
17Emission duration mode4.4.2 The emission time (ratio) can be set by 0.1º within the range between 0.1º/ 360º and 3.6º/ 360º in the emission duration
18Phase mode4.4.3 Delay emission can be set within the input signal range between 60 fpm and 10,000 fpm.In the phase mode (PHA), the delay angle from
19How to set the delay4.4.3.1 The delay angle from the pulse input to emission can be set by 0.1º within the range between 1º and 359º by setting one
2Safety Requirements Be sure to observeBefore operation, maintenance and inspection, please carefully read this instruction manual and follow it for
20Memory function4.5 Each setting value can be saved and read out.Saving each setting value4.5.1 This function is used to save each setting value.Ther
21Saving on internal oscillation emission4.5.1.1 Press and hold the “LOAD(SAVE)” key in the Internal oscillation emission mode to save the setting val
22Saving on external synchronous emission4.5.1.2 Press and hold the “LOAD(SAVE)” key in the external synchronous emission mode to save the setting val
23Reading out each setting value4.5.2 This function is used to read out each setting value.Reading out on internal oscillation emission4.5.2.1 Press t
24Reading out on external synchronous emission4.5.2.2 Press the “LOAD(SAVE)” key in the external synchronous emission mode to read out the setting val
25Function mode4.6 The following settings in the table can be configured in the function mode.Setting item Default setting valueFunction mode 1 Measure
26Measurement range setting (Function mode 1)4.6.2 This function is used to set the measurement range on internal oscillation emission. The measuremen
27Trigger edge setting (Function mode 2)4.6.3 In the external trigger mode in which the edge of the external pulse triggers emission, the rising edge
28Turn the dial to the CW direction to set the trigger edge to H-L (falling).Turn the dial to the CCW direction to set the trigger edge to H-L (rising
29Auto emission stop time setting (Function mode 3)4.6.4 This setting is used to stop the emission automatically when no operation is performed for a
3- Contents - 1 Overview 42 Before use 42.1 Checking accessories 42.2 Peel off the protection sheet 52.3 Charging (only for DT-365)
30Input signal setting (Function mode 4)4.6.5 Signals to be entered for external synchronous emission can be selected either from open collector input
31External I/O connector4.7 Specifications for external I/O connector and pin assignment4.7.1 •DT-361Pin number Signal name Remark1NC ─2NC ─3 12V DC 12
32External pulse input4.7.2 Connect the unit to external devices (sensors, etc.) to allow the strobe to emit light using the pulse signal from those d
33Specifications5 Model DT-361 DT-365Application AC power input model Charging battery built-in modelInternal oscillation emissionEmission count 60 to
34Memory function•Saving the setting value when the power is OFF• Saving 5 setting values each on internal oscillation and external synchronous emissi
35Trouble shooting 7 Symptoms Factors Causes TreatmentDT-365 does not flash and the display shows LLLLLLL.Battery voltage is low Battery is not charged
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4Overview 1 A stroboscope tachometer is a measurement instrument to measure the speed (cycle) of rotating objects that rotate at a constant speed, or
5Peel off the protection sheet2.2 Peel off the protection sheet on the operation section.Operation sectionPeel off the (transparent)protection sheetCh
6Indication of low battery voltage2.3.2 If the remaining battery power drops to near zero, the number display alternates between the process settin
7Part names and functions3 Main unit3.1 Super luminosity LED (18 lights)Power switchExternal I/O connectorOperationsection* The image is for DT-365.Op
8Display3.3 Part names3.3.1 Numerical displayUnit displayMode displayEmission setting displayMemory number displayCharging lamp (only for DT-365)Numbe
9Functions and operations4 Power ON/OFF4.1 Press the power switch when the power is OFF to turn the power ON.When the power is turned ON, the model is
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