BSWA 308/309 BSWA Technology Co., Ltd
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Microphone and preamplifier are mounted together by thread. Unless special situation,
please do not separate each other. The microphone is a precision measurement sensor,
long-term exposure to high humidity or dust environment would impact microphone.
Microphone that is not in use should be placed in a attached box.
The microphone is ICCP power supply. The supply current specifications are 4mA, voltage
24V. It will damage the microphone if voltage over 30V. BSWA 308/309 sound level meter
has internal ICCP power which can connect to microphone directly.
Insert microphone to TNC connector. Then rotate the thread until the connection is tight.
2.3 Windscreen
Sound level meter equipped with WS002-9 windscreen for use in windy outdoor
environments. No need to use windscreen when used in a windless environment (such as
indoor measurement).
Insert the windscreen onto the microphone until stop according to above diagram. Refer to
Annex 4 Corrections of Windscreen in Free Filed to earn more detail.
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