Environmental Noise Measurement Kit User Manual
Page 32
UK Type
US Type
EU Type
UA:253
Replacement Windshield for MK:172 Outdoor Microphone
CT:9
Tripod for Outdoor Microphone
Instrument Compatibility
The kits have been designed to be used with the Optimus Green Sound Level Meters and can be used with
instruments with firmware version v3.0 shipped from 1st February 2018.
Instruments with firmware version 2.9 or earlier will need to be updated to version 3.0. Please contact Cirrus
Research for details of update options.