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DT-311A Digital Stroboscope


The DT-311A Digital Stroboscope is no longer available and has been replaced by DT-311D.
Click here to see the DT-311D.


Flash Range: 40-35,000 RPM/FPM

The DT-311A-2 (DT-311N) is a portable, highly stable and accurate, industrial-quality stroboscope. Suitable for non-contact RPM measurement, inspection and observation of moving parts by "freezing" or "slowing down" movement.


Features
  • Highest accuracy and most stable flash rate
  • Easy-to-operate controls
  • Easy-to-read LED display
  • Detachable pistol-grip handle
  • Provides 12 V DC power for external sensors
  • Accepts external trigger input and provides synchronizing pulse output
  • Phase shift for best view and flash photography
  • Instant double and half-rate flash selection for error-free reading
  • Flash rate control

Light Output (LUX) vs Distance


at 30 cm Distance, 6000 flashes/min (FPM)

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Downloads

Specifications
Flash Range40-35,000 FPM
AccuracyInternal Mode: ±0.01% of reading
External Mode: ±0.01% or ± 1 digit
Drift±0.01% per degree C
Update TimeInternal Mode: 0.2 seconds
External Mode: ±0.01% or ± 1 digit
Input SignalLO level: 0-0.4 VDC
HI level: 2.5 - 12 VDC -- or open collector (npn)
pulse width 50us min
Output SignalSynchronous, 400 µs pulse, 0 to approx. ± 12 V DC 1000 ohms impedance
Display & RateDivide or multiply by 2, selectable
Operating Temperature0-40°C
Display5 digits, 10 mm high, red LED
FlashtubeXenon, 10 W maximum
Flash Duration10-30 µs
Sensor Power Supply12 VDC ± 0.5V (50ma)
Power Requirements115 V or 230 V AC (specify), 50/60 Hz, 30 VA
Phase Shift0 - 359° with 1° resolution or
0 - 333 ms from 200 - 3,000 FPM
Input Impedance10,000 ohms
Weight1.2 kg (2.6 lbs.)
Dimensions120 x 120 x 183mm
(4.7 x 4.7 x7.2")
Warranty1 year

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