User Manual for the WK3-N Outdoor Noise Measurement Kit
16Pages

User Manual for WK3-N Outdoor Noise Measurement Kit User Manual for the WK3-N Outdoor Noise Measurement Kit This manual, the software to which it relates, the program code and drawings are all: © Copyright Pulsar Instruments Plc 2020

User Manual for WK3-N Outdoor Noise Measurement Kit The content of this manual, any illustrations, technical information and descriptions within this document were correct at the time of going to print. Pulsar Instruments Plc. reserves the right to make any changes necessary, without notice, in line with the policy of continuing product development and improvement. No part of this publication may be duplicated, reprinted, stored in a data processing system or transmitted by electronic, mechanical, photographic or other means, or recorded, translated, edited, abridged or expanded without the...

User Manual for WK3-N Outdoor Noise Measurement Kit

Page 4 User Manual for WK3-N Outdoor Noise Measurement Kit Introduction This outdoor noise measurement kit from Pulsar Instruments is designed for use with the Nova Sound Level Meters with Firmware version V2.5.0.301 only and provides a fully weather-protected system for outdoor noise measurements. Both the sound level meter and the measurement microphone are protected against adverse weather conditions and can be transported inside the robust, secure case. For longer-term measurements, external power can be connected to the kit allowing for operation over extended periods of time. The case...

User Manual for WK3-N Outdoor Noise Measurement Kit

User Manual for WK3-N Outdoor Noise Measurement Kit Assembling the Outdoor Noise Measurement Kit Case layout PM172 Outdoor Assembly & 10m cable Storage space for manuals & documentation Space for sound level meter preamplifier Space for acoustic calibrator Connectors for microphone & external power Pulsar Nova sound level meter (not included) The system can run from one or two battery packs and they can be swapped whilst the sound level meter is running.

User Manual for WK3-N Outdoor Noise Measurement Kit Putting the Nova Sound Level Meter into the kit case Care needs to be taken when removing the preamplifier from the sound level meter, because it is delicate and can easily be damaged. The microphone capsule is also delicate and must not be knocked. It is easy to get the wires trapped when closing the lid, so please take care to keep them away from the edge of the kit case when shutting it. Refer to the Nova Sound Level Meter User Manual for more detailed information regarding care and operation. Gently remove the preamplifier and...

User Manual for WK3-N Outdoor Noise Measurement Kit To download data directly via the USB connection, connect a standard USB cable to the socket on the bottom of the sound level meter and connect the other end to a PC running the Analyser Plus software. External connectors The outdoor noise measurement kit has two input connectors which are located on the outside of the case as shown below: External Power Connector Outdoor Microphone Connector Outdoor Microphone Connector The microphone input from the PM172 Outdoor Microphone Assembly is connected via the 6-Pin microphone socket. Remove the...

User Manual for WK3-N Outdoor Noise Measurement Kit External power must only be connected via an optional PSC3 cable or the PS3 Mains Power Supply. The charger that is provided with the battery pack is not weatherproof and must only be used to charge the internal battery packs. Checking the power supply to the sound level meter Please ensure that the Nova sound level meter is receiving power from the battery packs and that the battery packs are charged before leaving the equipment. If the Nova is not receiving external power, it will run for approximately 30 hours on its 6xAA internal...

User Manual for WK3-N Outdoor Noise Measurement Kit Assembling the PM172 Outdoor Windshield (using the microphone from the Nova) The PM172 has been designed for long term operation. The windshield has been coated to repel water and to protect the microphone from harsh weather conditions. The windshield assembly can be removed for calibration. A 10m cable is supplied as standard with a LEMO plug that connects to the socket on the side of the main case. Microphone Capsule The microphone capsule supplied with the sound level meter should be used with the outdoor microphone. This capsule is...

User Manual for WK3-N Outdoor Noise Measurement Kit

User Manual for WK3-N Outdoor Noise Measurement Kit Switching on the system Before switching on, ensure that all of the cables and connectors are secure. Ensure that the system has power from either an internal battery (or batteries) or from an external power connection. Press the power button on the front of the Nova Sound Level Meter. The Nova will power up and is then ready to be calibrated and to make measurements. Calibrating the Nova Sound Level Meter with Outdoor Microphone Calibration of the entire measurement chain is important to ensure that the noise levels recorded are accurate....

User Manual for WK3-N Outdoor Noise Measurement Kit Please note that these are typical values and relate to Nova sound level meters using Firmware version V2.5.0.301 only. The Nova will switch off when the external voltage drops below approx. 10.5V. This protects the external battery from becoming deep discharged and helps prolong the life of the battery.

Page 14 User Manual for WK3-N Outdoor Noise Measurement Kit Battery Type The kit can accommodate up to 2 internal batteries which provide power to the Sound Level Meter and Outdoor Microphone. The spaces in the case are designed to take a 12v/14Ah battery with dimensions of 151mm x 98mm x 100mm and which provide 6.35mm tags (Faston 250). Examples of suitable batteries include: Instrument Compatibility The kit has been designed to be used with the Nova Sound Level Meters with firmware version v2.5.0.301. Instruments with other firmware versions will need to be updated to version v2.5.0.301....