Stroboscope DT-735
Measuring range 60 - 12000 flashes per minute (FPM)
Frequency range 1 - 200 Hz
Hand held stroboscope for non-contact determination of revolutions, for monitoring moving parts and ascertain the oscillation frequency of running systems.
Industrial stroboscope with mains or battery operation with LED display
Stroboscope with rugged aluminium housing and big reflector

Special Features
Standard Features
Available Models
Model | Description | |
DT-735 | mains or battery operation | |
DT-311D | mains operation | more |
Flash range: | 1 – 200 Hz = 60 – 12000 FPM (rpm) automatic range control |
Accuracy: | ±0.01 % of reading, ±1 digit |
Resolution: | 60 – 6000 FPM: 0.1 FPM; 6001 – 12000 FPM: 1 FPM |
Light intensity: | 20 cm distance: 1550 Lux at1500 FPM, 2350 Lux at6000 FPM 50 cm distance: 650 Lux at1500 FPM, 580 Lux at6000 FPM |
Flash duration: | 10 – 30 µs |
Display: | LED 5 digit, 10 mm high |
Flash tube: | Xenon, 45 W (50 million flashes) |
Triggering input signal: | H-Level: 5 – 12 V |
Power supply: | 12 V DC (50 mA), NiMH battery (1.5 – 2 h depending on the adjustments) and/or AC adapter 100 – 240 V AC, 50/60 Hz |
Temperature range: | 0 – 40 °C |
Air humidity: | 85 % RH, max. |
Housing material: | Aluminium profile/ABS |
Dimensions: | 247 x 120 x 120 mm (LxWxH) |
Weight, net (gross): | Approx. 1250 g (1860 g) |
Specifications subject to change without notice!
Signal Switch for switching from internal to external signal (triggering)
- + Switch: Increases the frequency.
- – Switch: Decreases the frequency.
- Speed Setter for setting the flash frequency
- Display Unit Switch for adjusting Hz or fpm
- x 2 Switch for doubling the flash rate
- : 2 Switch for dividing the flash rate
- Power Switch
- Input (trigger signal)
- 20013S - Carrying Case with flash tube
for save storage of the stroboscope and a spare flash tube.
Order number: 20013S - Calibration Certificate
Calibration certificate with calibration report is optional available.
- 20012S - Flash Tube
Xenon, 45 W
Order number: 20001S - 20015S - Spare Accumulator
4-pole connector with small connector
Order number: 20015S - 20016S - Recharger
with 2 cables (EU/USA), 100 – 240 V AC, 50/60 Hz
Order number: 20016S - 20017S - Top Handle
for mounting on the upper side of the stroboscope
Order number: 20017S - 20018S - Pistol-Grip
for mounting on the bottom side of the stroboscope
Order number: 20018S