Fluke 820-2 LED Stroboscope

  • Rugged, compact, easy to use stroboscope for checking the rotating speed of machinery without physical contact or the need for reflective tape
  • Features high-intensity 7-LED array—4,800 Lux @ 6,000 FPM/30cm
  • Provides a high-efficiency LED solid-state light source with uniform flash characteristics that allow for higher flash rates—30-300,000 FPM (flashes per minute)
Category:

Description

The Fluke 820-2 LED Stroboscope is a robust and highly precise instrument tailored for industrial maintenance and diagnostic purposes. Its primary function revolves around the non-contact measurement of rotational speed and the provision of “stop-motion” visual analysis of rotating or vibrating machinery. This dual functionality empowers technicians to effectively assess machine performance without interrupting operations. At the core of its design is a high-intensity 7-LED array, delivering exceptional illumination that ensures clear visibility even in challenging lighting conditions.

The Fluke 820-2 LED Stroboscope is a diagnostic tool designed for industrial professionals who need to analyze the movement of rotating machinery. Here’s a breakdown of its key features and purpose:

Core Functionality:

  • Non-Contact Speed Measurement:
  • It allows users to accurately measure the rotational speed of machinery without needing to physically touch it.
  • “Stop-Motion” Analysis:
  • By flashing light at a synchronized rate, it creates the illusion of slowed or stopped motion, enabling detailed visual inspection of moving parts.

Key Features:

  • High-Intensity LED Array:
  • Provides bright, clear illumination for optimal visibility.
  • Adjustable Flash Rate:
  • Allows for precise matching to the speed of various types of machinery.
  • Digital Pulse Width Modulation (PWM):
  • Ensures sharp images, even when observing high-speed motion.
  • Rugged and Portable Design:
  • Built to withstand the demands of industrial environments and easy to transport.
  • High Accuracy:
  • Quartz accuracy control system for precise measurements.

Primary Applications:

  • Machinery Maintenance:
  • Identifying imbalances, misalignments, and wear in rotating equipment.
  • Troubleshooting:
  • Diagnosing vibration problems and other dynamic issues.
  • Quality Control:
  • Inspecting product movement and monitoring high-speed machinery performance.

In essence, the Fluke 820-2 is a valuable tool for:

  • Predictive maintenance, helping to prevent equipment failures.
  • Efficiently diagnosing and resolving problems with rotating machinery.

Additional information

Brand

Fluke

Specifications: Fluke 820-2 LED Stroboscope

Mechanical Specifications
Size (HxWxL) 5.71 cm x 6.09 cm x 19.05 cm
2.25 in x 2.4 in x 7.5 in
Weight 0.24 kg
Environmental Specifications
Operating temperature 0 °C to +45 °C
Storage temperature -10 °C to +50 °C
Operating humidity (without ondensation) Non-condensing (<10 °C)
90 % RH (10 °C to 30 °C)
75 % RH (30 °C to 40 °C)
45 % RH (40 °C to 50 °C)
Absorption/corrosion 30 °C, 95 % RH, 5 day
Product functions normally
Operating altitude 2,000 m
Storage altitude 12,000 m
Vibration MIL-PRF-28800F Class 2
Impact resistance 1 m drop
EMI, RFI, EMC EN61326-1:2006
Safety Compliance
Agency approvals CE
Class III (SELV) Pollution Degree 2
Miscellaneous Specifications
Flash Frequency
Range 30 to 300,000 FPM
0.5 to 5000 Hz
Accuracy 0.02 %
Resolution 30 to 999 FPM = 0.1
1000 to 300,000 = 1
0.5 Hz to 999 Hz = 0.1
1000 Hz to 5000 Hz = 1
Frequency setting FPM or Hz
Flash Pulse
Duration Adjustable in μs or degrees
Delay Adjustable in μs or degrees
Light
Color Approximately 6500 K
Emission output 4,800 lx @ 6000 FPM at 30 cm
External Trigger
Method Connector to externally control trigger
High level 3 V to 32 V
Low level <1 V
Minimum pulse width 50 μs connection

 

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