
9.6. Cirrus MK:427
Description:
Class 1 outdoor noise meter
Specifications:
For full details visit the company website
Output Type
‘A’ weighting SPL output in the form
of a 4-20mA loop
Frequency Weighting
dB(A) to IEC 61672-1:2002
Time Weighting
Factory set to Fast (‘F’) IEC 61672-
1:2002
Automatic Calibration
Electrostatic Actuator System with DC
voltage control
Measurement Range
30 – 100dB(A)
Current Loop Output
Iout = 0.1mA/dB
Dimensions
1m length
Weight
4.5 Kg
Mounting
240mm x 30mm diameter pole
Mounting Kit provided
(2 U-brackets, 4 nuts, 3 Jubilee Clips)
External Power
+12V DC in
Output Cable
10m as standard