Atec Bruel-Kjaer-2236 - Manual (Page 4)

Brüel & Kjær
B
K
BP 1535–11
WORLD HEADQUARTERS:
DK-2850 Naerum · Denmark · Telephone: +45 45 80 05 00 · Fax: +45 45 80 14 05 · Internet: http://www.bk.dk · e-mail: [email protected]
Australia (02 ) 9450-2066 · Austria 00 43-1-865 74 00 · Belgium 016/44 92 25 · Brazil (011) 246-8166 · Canada: (514) 695-8225 · China 10 6841 9625 / 10 6843 7426
Czech Republic 02-67 021100 · Finland 90-229 3021 · France (01) 69 90 69 00 · Germany 0610 3/908-5 · Holland (0)30 6039994 · Hong Kong 254 8 7486
Hungary (1) 215 83 05 · Italy (02) 57 60 4141 · Japan 03-3779-8671 · Republic of Korea (02) 3473-0605 · Norway 66 90 4410 · Poland (0-22) 40 93 92 · Portugal (1) 47114 53
Singapore (65) 275-8816 · Slovak Republic 07-37 6181 · Spain (91) 36810 00 · Sweden (08) 71127 30 · Switzerland 01/94 0 09 09 · Taiwan (02) 713 9303
United Kingdom and Ireland (0181) 954-236 6 · USA 1 - 800 - 332 - 2040
Local representatives and service organisations worldwide
Ordering Information
2236 A – xxx Precision Integrating Sound Level
Meter with 128 Kbyte memory
2236 B – xxx Precision Integrating Sound Level
Meter with 512 Kbyte memory
2236 C – xxx Precision Integrating Sound Level
Meter with 128 Kbyte memory and
1 / 1 -octave filter set
2236 D – xxx Precision Integrating Sound Level
Meter with 512 Kbyte memory and
1 / 1 -octave filter set
The – xxx extension refers to the particular
English-language version.
Includes the following accessories:
4
×
QB 0013 1.5 V LR6/AA alkaline cells
Type 4188 Prepolarized Free-field 1 / 2 ”
Microphone
KE 0323 Shoulder Bag
UA 1236 Protective Cover
Optional Accessories
For Measuring:
Type 4231
Sound Level Calibrator
Type 4226 Multifunction Acoustic Calibrator
UA 1251 Tripod
UA 0801 Tripod
UA 1254 Microphone Holder (for tripod)
UA 0459 Windscreen (∅ 65 mm)
AO 0408 Microphone Extension Cable (3m)
AO 0409 Microphone Extension Cable
(10m)
ZT 0326 Octave Filter Set Upgrade
Type 4189 Prepolarized Free-field 1 / 2 ”
Microphone
For Transferring Results to a PC:
AO 1386
9-pole Cable with 25-pole Adaptor
For Recording on a DAT Recorder,
Transferring Signals to an Analyzer or Using
with Headphones:
AO 0403
LEMO to BNC Cable
For Printing:
Type 2318
Graphics Printer
WQ 1138 Serial Printer (Euro version)
EQ 4001 Serial Printer (US version)
EQ 4002 Serial Printer (UK version)
AO 0404 9-pole to LEMO Cable (for 2318)
AO 1386 9-pole Cable with 25-pole Adaptor
(for serial printer)
Upgrades:
ZT 0326
Octave Filter Set (for A and B
models)
Carrying Case:
KE 0325
Carrying Case with insert for
sound level meter, Sound Level
Calibrator Type 4231, Serial
Printer WQ 1138 and Tripod
UA 1251
Services available with delivery:
EK 0102
Accredited Calibration re IEC 651
and IEC 804
Version – xxx Extension
International (Int.) – 002
United States (US) – 007
United Kingdom
Industrial-noise (UKi) – 008
United Kingdom
Environmental- and
Industrial-noise (UKe) – 009
Japanese (Jap.) – 010
Brüel&Kjær reserves the right to change specifications and accessories without notice
Output: 50mV/dB equivalent to 0 – 4.15V
Output Resistance: 100
Ω
Output Parameter: Same as the Displayed Pa-
rameter (Detector Output on Japanese model)
Updated: every second (160 times/second for
Japanese model)
AC OUTPUT:
Short-circuit protected coaxial LEMO socket (se-
ries 00)
Max. Output: 0.5V RMS corresponding to the
top of the selected measurement range
± 2dB
depending on the microphone’s sensitivity
Output Resistance: 100
Ω
Output: Output signal from preamplifier (L fre-
quency weighting)
CLOCK:
Real-time (calendar) and measurement duration
Factory set to CET (GMT+1)
WARM-UP TIME:
<5 s
SETTLING TIME:
At Range Change without Reset: <4 ms
CALIBRATION CONDITIONS:
Reference Frequency: 1000 Hz
Reference SPL: 94 dB
Reference Range: 50 – 130 dB (set automatical-
ly during calibration sequence)
Reference Direction of Incidence: Frontal
Calibration Correction with Extension Cable:
0dB
ENVIRONMENTAL EFFECTS:
Storage Temperature: –25 to +70°C (–13 to
+158°F)
Operating Temperature: – 10 to +50°C (14 to
122°F)
Effect of Temperature: <0.5 dB (– 10 to + 50°C)
Effect of Humidity: <0.5dB for 30%< RH<90%
(at 40°C, 1kHz)
VIBRATION SENSITIVITY:
<80 dB with L-weighting at 1m/s
–2
EFFECT OF MAGNETIC FIELD:
80 A/m (1Ørsted) at 50 Hz gives < 34dB (L)
ELECTROMAGNETIC COMPATIBILTY:
Designed to Fulfil:
Emission:
EN 50081– 1: residential, commercial and light
industry (including EN55022 class B)
EN 50081– 2: industrial environment
FCC class B part 15 J
CISPR22 class B
Immunity:
EN50082– 1: residential, commercial and light
industry
prEN50082– 2: industrial environment
BATTERIES:
Four 1.5V LR6/AA size alkaline cells
Lifetime (at room temperature):
Typically > 12hrs for Types 2236 A and 2236 B
Typically > 10hrs for Types 2236 C and 2236 D
Internal back-up battery:
Charging time: ~ 10hours (1st time)
Keeps clock and memories operating for at least
6months (typically) if fully charged
EXTERNAL POWER SUPPLY:
Must fulfil the following specifications
Voltage: regulated or smoothed 7– 15 V DC
Voltage Ripple: <100mV peak to peak
Maximum Current: 400 mA
Average Current: ~100mA at 7 V
Socket:
Pin: Positive
Casing: Signal Ground
Pin Diameter: 2.0mm
External Diameter: 5.5 mm
PHYSICAL CHARACTERISTICS:
Size: 257
Ч 97 Ч 41 mm
Weight: 460g (including batteries)