What can sound level meter be used for?
sound-level meter, device for measuring the intensity of noise, music, and other sounds. A typical meter consists of a microphone for picking up the sound and converting it into an electrical signal, followed by electronic circuitry for operating on this signal so that the desired characteristics can be measured.
What is a Type 2 sound level meter?
Type 2 sound level meter meets ANSI and IEC 651 Type 2 standards. Measures sound in two ranges from 35 to 130dB.
What is a Type 1 meter?
These meters have communications attached so are remotely read and are known as Type 1 to 4 meters. 4. Smart Meters (also known as Advanced Meters) – these meters record customer usage and demand in real time and are remotely read in 30 minute intervals.
What is a Class 1 meter?
A Class 1 Sound Level Meter is a noise measurement device that meets the international standards of IEC 61672-1:2002 (or an equivalent such as BS EN 61672-1:2003). This standard describes a wide range of complex accuracy, performance and calibration criteria that must be met in order to be eligible for use.
What is a Class 1 sound level meter?
A Class 1 Sound Level Meter is a noise measurement instrument that meets the requirements of IEC 61672-1:2002 (or an equivalent such as BS EN 61672-1:2003) to Class 1 performance. Tolerances & Accuracy. This standard specifies two levels of performance, Class 1 and Class 2, with Class 1 being effectively more accurate.
What is a Type 4 meter?
A smart meter (also known as an advanced meter or ‘type 4’ meter) is a device that digitally measures your energy use. A smart meter measures when and how much electricity is used at your premises.
What is a Type 5 meter?
Type 5 meters – These meters record electricity consumption. in 30 minute intervals and are manually read by a meter. reader.* 3. Interval meters – These meters record how much electricity is used in every 30 minute interval and the associated demand.