Chapter 6 – Specifications
6–2
Brüel & Kjær2238 Mediator
User Manual
6.1 Specifications for Enhanced
SLM Software
(BZ7126)
Note: These Specifications are additional to
the Specifications described in the Basic User
Manual
Measurements:
The available measurement parameters are listed
in the table. Detector 1 always measures RMS
while Detector measures RMS or Peak in parallel.
The RMS detectors have individual frequency
weightings (A, C and L). Time weightings (F, S
and I) are available simultaneously in both RMS
detectors.
Symbol Key (for measurement
parameters):
X: Frequency weighting A, C or L
V: Frequency weighting C or L
Y: Time weighting F, S or I
Q: Exchange rate 4 or 5 dB.
Detector 1
RMS
Detector 2
RMS
Stored
L
Xeq
L
Xeq
L
Xleq
L
Xleq
L
XYmax
L
XYmax
L
XYmin
L
XYmin
L
AFT5
–
L
AFTm5
–
L
Aep,d
–
L
AE
–
E
A
–
L
XYavQ
–
L
XYN
(1 to 99%) –
Level distribution –
Dose%
X
–
Dose%
XY4
–
Dose%
XY5
–
L
Aleq
–L
Aeq
–
L
AFTm5
–L
Aeq
–
L
Ceq
–L
Aeq
–
Overload% –
Underrange% –
Elapsed Time –
Start Time –
Start Date –
Time –
Instantaneous (display only)
L
XYinst
L
XYinst
L
XYp
L
XYp
Detector 1
RMS
Detector 2
Peak
Stored
L
Xeq
L
Vpkmax
L
Xleq
Number of peaks
L
XYmax
–
L
XYmin
–
L
AFT5
–
L
AFTm5
–
L
Aep,d
–
L
AE
–
E
A
–
L
XYavQ
–
L
XYN
(1 to 99%) –
Level distribution –
Dose%
X
–
Dose%
XY4
–
Dose%
XY5
–
L
Aleq
–L
Aeq
–
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