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The DT-311A Digital Stroboscope is no longer available and has been replaced by DT-311D.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)

DT-CAPS Protective Rubber Caps for 300 Series Stroboscopes

Molded rubber caps to provide protection in harsh industrial environments

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DT-CAPS Protective Rubber Caps for 300 Series Stroboscopes

SAS-DT300 Articulating Stroboscope Swing Arm

41" when fully extended
Heavy duty construction with internal springs

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SAS-DT300 Articulating Stroboscope Swing Arm

DT-TRI-HD Tripod for Tachometers and Stroboscopes

Expands from 10 1/2" to 40"
Steel leg construction, non-slip rubber feet & 2-way panhead

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DT-TRI-HD Tripod for Tachometers and Stroboscopes

Cic-Strobe Stroboscope Calibration

Easy planning of calibration
Short turnaround
Exclusively using a standard which is traceable to British national standards and International standards ISO/IEC 17025

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Accessories

DT-CAPS Protective Rubber Caps for 300 Series Stroboscopes

Molded rubber caps to provide protection in harsh industrial environments

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DT-CAPS Protective Rubber Caps for 300 Series Stroboscopes 126231

Category Stroboscope Accessories

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Downloads

Specifications

Flash Range	40-35,000 FPM
Accuracy	Internal Mode: ±0.01% of reading External Mode: ±0.01% or ± 1 digit
Drift	±0.01% per degree C
Update Time	Internal Mode: 0.2 seconds External Mode: ±0.01% or ± 1 digit
Input Signal	LO level: 0-0.4 VDC HI level: 2.5 - 12 VDC -- or open collector (npn) pulse width 50us min
Output Signal	Synchronous, 400 µs pulse, 0 to approx. ± 12 V DC 1000 ohms impedance
Display & Rate	Divide or multiply by 2, selectable
Operating Temperature	0-40°C
Display	5 digits, 10 mm high, red LED
Flashtube	Xenon, 10 W maximum
Flash Duration	10-30 µs
Sensor Power Supply	12 VDC ± 0.5V (50ma)
Power Requirements	115 V or 230 V AC (specify), 50/60 Hz, 30 VA
Phase Shift	0 - 359° with 1° resolution or 0 - 333 ms from 200 - 3,000 FPM
Input Impedance	10,000 ohms
Weight	1.2 kg (2.6 lbs.)
Dimensions	120 x 120 x 183mm (4.7 x 4.7 x7.2")
Warranty	1 year