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4.2.5 Customer string
The Customer string is a four character string that can be changed.
The default string is “
GEO “
. The intention is here that you can use
this as a description of your measurement.
For some standards the last two characters in the Customer string are
used to set a weighting model of that standard, see the tables below.
The first two characters are free to use as you wish (marked with ** in
the tables).
Note! If the customer string is set to something else, no weighting is
performed. This is not due for Standard 40 (Arrêté du 1994), for
which weighting always is active.
Stan-
dard
Standard
name
Variant
Reference
frequency
Reference
level
Customer
string
S18,
S19
DIN 4150-3
Anlage
Zeile 1
<10 Hz
20 mm/s
**Z1
S18,
S19
DIN 4150-3
Anlage
Zeile 2
<10 Hz
5 mm/s
**Z2
S18,
S19
DIN 4150-3
Anlage
Zeile 3
<10 Hz
3 mm/s
**Z3
Stan-
dard
Standard
name
Variant
Reference
frequency
Reference
level
Customer
string
S28,
S29
SN640 3122a
Gele-
gentlich
<30 Hz
15 mm/s
**X1
S28,
S29
SN640 3122a
Häufig
<30 Hz
6 mm/s
**X2
S28,
S29
SN640 3122a
Perma-
nent
<30 Hz
3 mm/s
**X3