Vibration data logger S4-E25D40

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Overview
The S4-E25D40 is a compact vibration data logger combining a high-performance piezoelectric accelerometer, a digital capacitive accelerometer and multiple environmental sensors in an aluminum enclosure. Designed for industrial vibration and shock testing, it records timestamped waveform data and environmental parameters for analysis and reporting.

Key specifications (short)

• Case material: Aluminum 7075
• Piezoelectric accelerometer: ±25 g, up to 20,000 Hz sampling
• Digital capacitive accelerometer: ±40 g, up to 4,000 Hz sampling
• Battery: 250 mAh (rechargeable)
• Storage: 8 GB (raw data)

Application Areas

• Vibration sensing and recording
• Shock and impact testing
• Shipping and transport monitoring
• Wireless Wi‑Fi condition monitoring
• Environmental and qualification testing

Product Features
Convenient

• Standalone measurement system with sensors, onboard storage and rechargeable battery
• Handheld form factor for portable measurements
• Fast setup via USB interface

Adaptable

• Multiple accelerometers to cover wide dynamic range
• Additional embedded sensors (gyro, magnetometer, temperature, pressure, humidity, light)
• User-programmable wake-up conditions and sample rates

Reliable

• Rugged aluminum enclosure for use in industrial environments
• Calibrated with NIST-traceable accelerometer; calibration certificate available
• Storage capacity suitable for billions of data points

Accelerometer Specifications
Accelerometer Type | Range | Sampling Rate | Bandwidth | Noise | Resolution
Piezoelectric | ±25 g | 20,000 Hz | 5–2,000 Hz | <0.01 gRMS | <0.00125 g
Digital capacitive | ±40 g | 4,000 Hz | 0–300 Hz | <0.01 gRMS | 0.00008 g

Additional Sensor Specifications
Sensor | Measurement Range | Resolution | Sampling Rate
Gyroscope | 2000°/s | 0.06 °/s | 0 (off) to 3,200 Hz
Magnetometer | ±1300 µT | 0.3 µT | 0 (off) to 10 Hz
Temperature | -40 to 85 °C | 0.01 °C | 0 (off) to 10 Hz
Pressure | 1 to 200 kPa | 1.6 Pa | 0 (off) to 10 Hz
Humidity | 0 to 100 %RH | 0.04 %RH | 0 (off) to 10 Hz
Light | 0 to >20 µV | <100 mlx | 0 (off) to 4 Hz

Environmental Specifications
Parameter | Range | Notes
Operating temperature | -10 °C to 55 °C (recharging 0 °C to 45 °C) | -
Recommended storage temperature | 0 °C to 25 °C (up to 1 year) | Short-term storage: -10 °C to 45 °C (1 month); -10 °C to 40 °C (3 months)
Humidity | 0 to 95 %RH (non-condensing) | -
Pressure | 20 kPa to 110 kPa (absolute) | -
Shock limit | >3,000 g | See shock report for details
Electric field susceptibility | 2 MHz to 18 GHz @ 200 V/m | See EMI test report
Magnetic field susceptibility | 30 Hz to 100 kHz | See EMI test report

Battery & Storage (performance examples)
Sample Rate | Storage Capacity / Continuous Recording / Main Accel. Trigger / 2nd Accel. Trigger / Periodic/Time Trigger
100 Hz | 22 days / 13 hours / 13 hours / 52 hours / 52 days
1,000 Hz | 9 days / 12 hours / 13 hours / 52 hours / 49 days
5,000 Hz | 63 hours / 9 hours / 13 hours / 52 hours / 38 days
20,000 Hz | 17 hours / 5 hours / 13 hours / 49 hours / 20 days

Mechanical & Dimensions
Mass | 65 g
Case material | Aluminum 7075
Mounting - screw | 4-40 bolts (100 in-oz)
Mounting - tape | 3M 950 tape
Length | 76.2 mm (3.00")
Width | 29.8 mm (1.18")
Thickness | 18.3 mm (0.72")
Ingress protection | IP50 (dust protected)

Software & Cloud

• enDAQ LAB application (free) to configure sensors, view and export data
• enDAQ CLOUD: upload raw data, generate standard and custom reports, API access and storage options
• Open-source Python libraries for advanced analysis

Product Add-On
Mounting kit available as accessory (priced separately).

Included
enDAQ Pelican case included with each data logger order (exclusions may apply).

Technical characteristics

• Brand: enDAQ
• Model / SKU: S4-E25D40
• Primary product name: S4 Vibration Sensor
• Piezoelectric accelerometer: ±25 g; sampling rate up to 20,000 Hz; bandwidth 5–2,000 Hz
• Digital capacitive accelerometer: ±40 g; sampling rate up to 4,000 Hz; bandwidth 0–300 Hz
• Additional sensors: gyroscope, magnetometer, temperature, pressure, humidity, light
• Battery: 250 mAh (runtime depends on configuration)
• Storage: 8 GB (capacity for billions of data points)
• Mass: 65 g
• Case material: Aluminum 7075
• Dimensions (L×W×T): 76.2 mm × 29.8 mm × 18.3 mm
• Ingress protection: IP50 (dust protected)
• Shock limit: >3,000 g
• Operating temperature: -10 °C to 55 °C; recharging 0 °C to 45 °C
• Recommended storage temperature: 0 °C to 25 °C (up to 1 year)
• Humidity: 0 to 95 %RH (non-condensing)
• Pressure (absolute): 20 kPa to 110 kPa
• Typical price (excl. tax): 3,299.00 USD