Stroboscopes DT-311A Shimpo

Portable, highly stable and accurate, industrial-quality tools for non-contact RPM measurement, inspection and observation of moving parts by “freezing” or “slowing down” the action. AC-Powered version for use hand-held or can be fixed-mounted using the supplied 1/4-20 Threaded insert or using the optional Articulating arm accessory (model SAS-DT300). 

DT-311A 1

Features

01

Easy-to-operate controls include flash rate adjustment, 2x, divide-2 and phase adjust.

02

Detachable pistol-grip handle.

03

Phase shift for best view and flash photography.

04

Instant double and half-rate flash selection for error-free reading.

05

Accepts external trigger input and provides synchronizing pulse output.

06

Provides 12 V DC power for external sensors.

07

Highest accuracy and most stable flash rate.

08

Easy-to-read LED display.

Optional Carrying Case

Hard plastic carrying case with custom molded insert allows for safe storage and easy transportation. Provides storage space for the DT-311A, AC adapter, and accessories.

Light Output (LUX) vs Distance

Specifications

Flash Range40-35,000 FPM
AccuracyInternal Mode: ±0.01% of reading
External Mode: ±0.01% or ± 1 digit
Resolution0.1 FPM: 40.0 – 4,999.9 FPM
0.2 FPM: 5,000 – 7,999.8 FPM
0.5 FPM: 8,000 – 9,999.5 FPM
1 FPM: 10,000 – 35,000 FPM
Drift±0.01% per °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 Temperature32-104 °F (0-40 °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
Weight2.6 lbs. (1.2 kg)
Dimensions4.7 x 4.7 x7.2″ (120 x 120 x 183mm)
Warranty2 Years
EXTERNAL MODE ONLY
Phase Shift0 – 359° with 1° resolution or
0 – 333 ms from 200 – 3,000 FPM
Input Impedance10,000 ohms