NTi Audio M2230-WP - Manual (Page 16)

16
Accessories
Accessories
WP30 Weather Protection for M2230
Protect your M2230 microphone from
rain, wind, dust and perching birds with
this professional outdoor weather protec-
tion kit. Ideal for precise acquisition of
environmental noise data in outdoor ap-
plications.
Features
Compliant with IEC 61672 Class 1 and •
ANSI S1.4 Type 1 for vertical and hori-
zontal sound incidence
Protection from rain and dust (IP54),
•
wind and perching birds
Built from corrosion-free materials
•
Removable top section for easy micro- •
phone calibration
Standard 3/8” tripod mount
•
Weight: 270 g (9.5 oz.) •
Optional sturdy outdoor carrying case •
available
NTi Audio # 600 040 060
Precision Calibrator 94/114 dB, Class 1
The precision calibrator is used to ensure
accurate sound level measurements. It
generates 94 or 114 dBSPL reference
tones @ 1kHz for calibration of 1/2” and
1/4” measurement microphones.
NTi Audio #: 600 000 390
Calibration
Certificate
Manufacturer Calibration Certificate
The calibration certificate lists the individ-
ual product data with serial number. The
calibration and adjustment procedures
follow the documentation and traceability
requirements of the EN ISO / IEC 17025
standard. Annual re-calibration of the in-
strument is recommended ensuring ac-
curate measurements.
NTi Audio # 600 000 018