DT-311A Digital Stroboscope

Range: 40-35,000 RPM/FPM

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. 

 

 

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

32-104° (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 

EXTERNAL MODE ONLY

 

Phase Shift

0 - 359° with 1° resolution or
0 - 333 ms from 200 - 3,000 FPM 

Input Impedance

10,000 ohms 

Weight

2.6 lbs. (1.2 kg) 

Dimensions

4.7 x 4.7 x7.2"
(120 x 120 x 183mm) 

Warranty

1 year