Description
The SKF TKST 21 is a high-quality electronic instrument designed for the rapid and precise identification of mechanical noise in industrial machinery. By utilizing a sensitive transducer and high-fidelity amplification, this device allows maintenance engineers to isolate specific acoustic signatures that indicate bearing failure, gear mesh inaccuracies, or valve leakage. The system architecture focuses on filtering ambient background noise to prioritize the high-frequency transients associated with metal-to-metal contact and lubrication breakdown.
Technical Specifications:
Manufacturer: SKF
Model: TKST 21
Frequency Range: 30 Hz to 15 kHz
Operating Temperature: -10 °C to +45 °C
Output Volume: Adjustable in 32 levels
Headphones: 48 Ohm, noise-canceling (padded)
Probe Lengths: 70 mm and 300 mm
Battery Type: 2 x AA Alkaline (LR6)
Battery Life: 30 hours continuous operation
Auto Power Off: Yes, after 2 minutes of inactivity
Enclosure Material: High-impact ABS
Weight: 1.56 kg (complete kit)
Industrial Application and Problem Solving:
In high-speed rotating equipment scenarios, early detection of subsurface fatigue is critical to preventing catastrophic failure. The TKST 21 solves the challenge of monitoring equipment in high-noise environments where standard mechanical stethoscopes fail. By using the 300 mm extension probe, technicians can safely access recessed components in complex assemblies, such as large electric motors and industrial gearboxes, ensuring Technical Compatibility with a wide range of SKF condition monitoring protocols.
Component Integrity and Maintenance Lifecycle:
This original engineering solution provides a non-invasive diagnostic method that extends the lifecycle of critical assets. The inclusion of professional-grade noise-canceling headphones ensures data fidelity during field inspections. Each unit is supplied in a durable carrying case to maintain calibration accuracy during transport. Lead Time for this essential diagnostic tool is optimized for global distribution to support proactive maintenance strategies.
Key Attributes
Type: Electronic stethoscope
Accuracy: 1%
Place of origin: Germany
Customized support: Software Reengineering
Power: 30 - 15000
Protection Class: IP65
Voltage: Other
Brand name: SKF
Application: Noise or vibration detection
Warranty: 1 years
Frequency: 30.0 - 15000.0 Hz
Display: Colour backlit TFT
Max recorder output: 250 mV
Battery: 2x AA
Battery life: 5 h
Instrument dimensions: 230 x 70 x 38 mm
Degree of protection (IP): IP 40
Packaging and Delivery
Selling Units: Single item
Single package size: 40X29X14 cm
Single gross weight: 2.200 kg
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