2-Pt. Acoustical Calibrator - Class 2 850016 - Sper Scientific
The 2-Pt. Acoustical Calibrator 850016 ensures accuracy for Sper Scientific digital sound level meters. It meets Class 2 standards with two calibration levels of 94 dB and 114 dB, enabling quick and efficient calibration. Compact design, convenient for industrial and field use.
Introduction
2-Pt. Acoustical Calibrator - Class 2 850016 - Sper Scientific is a specialized sound calibration device designed specifically for Sper Scientific digital sound level meters and sound level meters with 1” or ½” microphones. It guarantees high accuracy according to ANSI S1.40-1984 and IEC942 1988 Class 2 standards, facilitating easy calibration of measurement devices in industrial and research environments.
With the ability to generate reference sound levels at 94 dB and 114 dB at 1 kHz ±4%, this calibrator supports fast and precise testing and adjustment of sound measurement instruments, ensuring reliable readings in environmental quality control and noise analysis applications.
Its compact, lightweight design and integrated battery check function make it highly convenient for field use, suitable for various measurement and calibration needs.
Features
- Complies with ANSI S1.40-1984 and IEC942 1988 Class 2 sound calibrator standards.
- Outputs reference sound levels of 94 dB and 114 dB at 1 kHz ±4%, with ±0.5 dB accuracy.
- Easy to use: simply place the calibrator on the sound meter microphone, turn on the device, and adjust the meter to the corresponding reference level.
- Integrated battery check function ensures the device is always operational.
- Compact and lightweight (238 g) design for easy portability and field use.
- Includes adapters for ½ inch and 1 inch microphones, protective carrying case, and 9-volt battery.
Applications
The 2-Pt. Acoustical Calibrator - Class 2 850016 is essential for maintaining and verifying the accuracy of digital sound level meters, especially in the following fields:
- Environmental noise control: Ensures sound measurement devices are properly calibrated for monitoring noise in urban and industrial areas.
- Equipment maintenance and calibration: Supports regular testing of sound meters to maintain accuracy and extend device lifespan.
- Research and development: Guarantees precise sound measurement data in acoustic laboratories and research.
- Field applications: Compact design allows technicians to easily carry and use the device in outdoor, construction, or factory settings.
The device is also compatible with various Sper Scientific Class 2 sound meter models, providing users flexibility in selection and integration into existing measurement systems.
Technical Specifications
| Output Sound Level | 94 dB and 114 dB re 20 µPa (reference sound) |
| Output Frequency | 1 kHz ±4% |
| Accuracy | ±0.5 dB |
| Operating Environment | 32 to 104°F (0 to 40°C) |
| Altitude up to 2,000 meters | |
| Humidity 10 to 70% RH | |
| Storage Environment | 14 to 104°F (-10 to 60°C) |
| Humidity 10 to 90% RH | |
| Test Conditions | 20°C |
| Humidity 65% RH | |
| Atmospheric Pressure | 1013 mbar |
| Dimensions | 127 x 48 mm (5” x 1⅞”) |
| Weight | 238 g (8.4 oz) |
Package Contents
- 1/2 inch and 1 inch microphone adapters
- Protective carrying case
- Included 9-volt battery
- Detailed user manual
Compatible Meters
- Bluetooth Sound Level Meter Datalog 850019 - Sper Scientific (850019)
- Datalog 850018 Sound Level Meter - Sper Scientific (850018)
- Mini Sound Level Meter - 840018 - Sper Scientific (840018)
- Graphic Display Sound Meter 850015 - Sper Scientific (850015)
- Advanced Datalogging Sound Meter 850013 - Sper Scientific (850013)
- Integrating Sound Datalogger 850017 - Sper Scientific (850017)
- Handheld Sound Level Meter - 840029 - Sper Scientific (840029)
- Decibel Meter 840012 - Sper Scientific (840012)
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