Endevco 2221F Vibration Accelerometer
Endevco 2221F high-temperature vibration accelerometer with 10 pC/g sensitivity, hermetic sealing, 360° cable orientation, and minimal mass loading (11g) for operations to +260°C.
Product details
| Model | 2221F |
| Manufacturer | Endevco |
| Category | Force Measurement |
| Availability | Made to order |
Description
Overview
The Endevco 2221F is a lightweight piezoelectric accelerometer specifically designed for high-temperature vibration measurement on small structures and objects. Hermetically sealed to operate in extreme environmental conditions, the unit weighs just 11 grams, minimizing mass loading on test articles. The 2221F features Endevco's Piezite Type P-8 crystal element operating in annular shear mode, providing excellent output sensitivity stability over time. As a self-generating piezoelectric device, it requires no external power source for operation.
Key Features
- High-temperature operation to +260°C (-67°F to +500°F)
- Hermetically sealed for extreme environmental conditions
- Lightweight design (11 grams) minimizes mass loading
- 360° cable orientation with centrally located thru-bolt
- Electrically isolated from ground when used with isolated mounting screw
- Self-generating piezoelectric device requires no external power
- Low-noise coaxial cable supplied for error-free operation
- Optional adhesive mounting available
Applications
- High-temperature vibration measurement on small structures
- Aerospace and flight testing
- High-temperature industrial applications
- Small object and component vibration analysis
Specifications
| Charge Sensitivity | 10 pC/g |
| Operating Temperature | -67°F to +500°F (-55°C to +260°C) |
| Weight | 11 g |
| Crystal Type | Piezite Type P-8 (Annular Shear) |
| Mounting | Thru-hole mount, electrically isolated |
| Cable Orientation | 360° |
| Power Requirements | Self-generating (no external power) |
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Endevco 2221F Vibration Accelerometer