SINUS Tango Plus, Руководство пользователя

Страница: 25 / 48

3 Information for type approval
Tango_Plus can be used in different configurations, first as a classic handheld level meter with direct inci-
dence and second as part of the Outdoor Kit with sound incidence from the sides. All configurations are
designed according to IEC 61672-1:2014, accuracy class 1 and immunity to interference group Z and accor-
ding to IEC 61260:2003 for 1/1 and 1/3 octaves. Additionally there is a configuration under electric test for
type approval.
NOTICE!
The configuration is set on the device under:
Menu > Device > Options > Microphone Connection.
Using Tango_Plus the following sound level values may be measured: L
AF
, L
AFmax
, L
AFmin
, L
CF
, L
CFmax
, L
CFmin
,
L
AImax
, L
AS
, L
ASmax
, L
ASmin
, L
Cpeak
, L
Aeq
, L
Ceq
, L
Ceq
-L
Aeq
, L
AE
, L
AFT
, L
AFTeq
, L
AFTeq
-L
Aeq
, L
AIeq
, L
AIeq
-L
Aeq
, L
Cpeak>
n
and L
AF
n
. A
detailed description of these values is given in table 1.1 in section 1.6.
In addition, linear averaged 1/3 octaves and full octaves can be measured with frequency weightings A, C
and Z.
NOTICE!
The number of the firmware version can be displayed (section 2.2.1).
3.1 Configuration as classical handheld level meter
As classical handheld level meter Tango_Plus is used with attached or detached microphone (via Micro-
extension cable) and windscreen W2. Under “Settings > Device > Options > Microphone Connection” select
"‘Direct Connection"’ or "‘Cable Connection"’ accordingly. For both configurations the frequency response
is nearly equal and within the tolerance. The direction of sound incidence is 0
◦
referring to the microphone
axis. The following parts are permitted for the use of Tango_Plus under mandatory verification according to
type approval :
•
Tango_Plus (907004.2)
•
Micro extension cable 3m (907308)
•
Calibrator Cal200 1/2” type1 PCB (800934.4)
•
Calibrator Type 4231 (B&K) (800043.2)
•
Windscreen W2 (800253.0)
The Windscreen W2 is black coloured and spherically with a diameter of 69 mm.
3.1.1 Frequency response of Tango_Plus - Configuration SLM
100 1k 10k
−
4
−
2
0
2
f
/ Hz
Amplitude
/
dB
TangoPlus SLM Tolerance
SINUS Messtechnik GmbH 25 of 47 Manual Tango_Plus