The PCE-SDL 1 is a Class 2 data-logging sound level meter, often used for long-term acoustic measurements. It features a USB interface and comes with Windows-compatible software, allowing users to display a progressive graph of the data collected and set alarm limits with visual indicators via flashing LEDs on the meter.
The device covers a measuring range of 30 to 130 dB and can store up to 129,920 data sets, with the capability to record data over intervals ranging from 1 second to 24 hours. It provides both A and C frequency weighting and operates within a frequency range of 31.5 Hz to 8 kHz. The PCE-SDL 1 is designed for a variety of applications, including noise monitoring in environments like factories, schools, offices, and traffic analysis.
| Measurement range | 30 … 130 dB |
| Standard | IEC 61672-1 (Class II) |
| Accuracy | ± 1.4 dB |
| Time weighting | Fast and slow |
| Frequency | 31.5 Hz … 8 kHz |
| Storage capacity | 129,920 data sets |
| Frequency weighting | A and C |
| Measuring rate | 1 sec … 24 hrs |
| Operating conditions | 0 … 40 °C / +32 … +104 °F , 10 … 75 % RH |
| Power supply | 3.6 V battery |
| System requirements | Windows 2000 and up |
| Dimensions | Approx. 130 x 25 x 30 mm / 5.12 x 0.98 x 1.18″ |
| Weight | Approx. 20 g / 0.05 lb |