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Sound Level Calibrator SI351

Sound Level Calibrator Stellar Instruments SI351

SKU : SLSI351
MODEL : SI351
WARRANTY : 1 Year
Stellar Instruments
AED 1,600.00 - AED 1,600.00
AED 1,600.00
AED 1,600.00 - AED 1,600.00
AED 1,600.00
(Including VAT)

Sound Level Calibrator Stellar Instruments SI351

The SI351 Sound Level Calibrator is a compact, easy-to-use device designed for checking and calibrating sound level meters and microphones. It provides two standard sound pressure levels (94 dB and 114 dB) at a fixed 1 kHz reference frequency, making it suitable for both field and laboratory calibration. It supports 1/2 inch microphones and can be used with adapters for other sizes. With its simple operation and portable design, it is ideal for professionals in sound measurement, safety inspection, and environmental monitoring.

Features:

  • Provides 94 dB and 114 dB sound pressure levels
  • Fixed 1 kHz reference frequency
  • Compatible with 1 inch and 1/2 inch microphones
  • Simple and easy operation
  • Complies with IEC 60942 (2003) Class 2 and ANSI S1.40-1984 standards
  • Portable and lightweight design
  • Battery operated (9V) with LED status indicators (power and low battery)

Output Sound Pressure Levels

94 dB and 114 dB

Output Frequency

1000 Hz ±2%

Total Harmonic Distortion

< 4%

Accuracy of Sound Pressure Level

±0.5 dB (under reference environmental conditions)

Reference Conditions

23°C (73°F), 103 hPa, 50% RH

Microphone Compatibility

1/2 inch and 1 inch (with adapter)

Battery

9V battery

Battery Indicator

Green LED (operation), Red LED (low battery)

Dimensions

113 × 63 × 44 mm

Weight

170 g

Standards Compliance

IEC 60942:2003 Class 2, ANSI S1.40-1984

Operating Type

Portable, hand-held device

Warranty

12 months

SI351-Datasheet : Download

1. What is the SI351 Sound Level Calibrator used for?

It is used to check and calibrate sound level meters and microphones to ensure accurate sound measurement readings.

2. What sound pressure levels does it provide?

The SI351 provides two standard calibration levels: 94 dB and 114 dB at 1 kHz.

3. Which microphones are compatible with this calibrator?

It supports 1/2 inch microphones and can also be used with 1 inch microphones using suitable adapters.

4. What is the operating frequency of the device?

The calibrator operates at a fixed reference frequency of 1 kHz (1000 Hz).

5. How is the device powered?

It runs on a standard 9V battery and includes LED indicators for power status and low battery warning.

6. Is the SI351 compliant with any standards?

Yes, it complies with IEC 60942 (2003) Class 2 and ANSI S1.40-1984 standards for sound calibrators.

Sound Level Calibrator Stellar Instruments SI351

The SI351 Sound Level Calibrator is a compact, easy-to-use device designed for checking and calibrating sound level meters and microphones. It provides two standard sound pressure levels (94 dB and 114 dB) at a fixed 1 kHz reference frequency, making it suitable for both field and laboratory calibration. It supports 1/2 inch microphones and can be used with adapters for other sizes. With its simple operation and portable design, it is ideal for professionals in sound measurement, safety inspection, and environmental monitoring.

Features:

  • Provides 94 dB and 114 dB sound pressure levels
  • Fixed 1 kHz reference frequency
  • Compatible with 1 inch and 1/2 inch microphones
  • Simple and easy operation
  • Complies with IEC 60942 (2003) Class 2 and ANSI S1.40-1984 standards
  • Portable and lightweight design
  • Battery operated (9V) with LED status indicators (power and low battery)

Output Sound Pressure Levels

94 dB and 114 dB

Output Frequency

1000 Hz ±2%

Total Harmonic Distortion

< 4%

Accuracy of Sound Pressure Level

±0.5 dB (under reference environmental conditions)

Reference Conditions

23°C (73°F), 103 hPa, 50% RH

Microphone Compatibility

1/2 inch and 1 inch (with adapter)

Battery

9V battery

Battery Indicator

Green LED (operation), Red LED (low battery)

Dimensions

113 × 63 × 44 mm

Weight

170 g

Standards Compliance

IEC 60942:2003 Class 2, ANSI S1.40-1984

Operating Type

Portable, hand-held device

Warranty

12 months

SI351-Datasheet : Download

1. What is the SI351 Sound Level Calibrator used for?

It is used to check and calibrate sound level meters and microphones to ensure accurate sound measurement readings.

2. What sound pressure levels does it provide?

The SI351 provides two standard calibration levels: 94 dB and 114 dB at 1 kHz.

3. Which microphones are compatible with this calibrator?

It supports 1/2 inch microphones and can also be used with 1 inch microphones using suitable adapters.

4. What is the operating frequency of the device?

The calibrator operates at a fixed reference frequency of 1 kHz (1000 Hz).

5. How is the device powered?

It runs on a standard 9V battery and includes LED indicators for power status and low battery warning.

6. Is the SI351 compliant with any standards?

Yes, it complies with IEC 60942 (2003) Class 2 and ANSI S1.40-1984 standards for sound calibrators.

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