| Description
The HT Instruments HT155 is a Class 1 digital integrating sound level meter, designed for environmental noise measurement and analysis in professional settings. It is used to monitor noise levels for tasks such as checking soundproofing, detecting acoustic pollution, and certifying noise levels in both working and environmental areas. |
| Key Features
Class 1 accuracy: The HT155 meets the requirements for a Class 1 device, the highest level of accuracy for sound level meters. Broad measurement range: It has a wide measurement range of 25 to 140 dB. Multiple frequency weighting: The meter can perform measurements with A, C, and Z (linear) frequency weighting. Time weighting: The HT155 features several time weighting options, including Fast, Slow, Impulse, Peak C+, and Peak C- integrations. Comprehensive analysis: The instrument can perform multiple functions simultaneously, including statistical noise analysis, 24-hour analysis, and equivalent noise level analysis. Class 1 calibrator: For pre-measurement checks, the device is supplied with its own portable Class 1 calibrator. |