Bogen SPLM Manuale utente
54-2221-01A 1307
Specifications are subject to change without notice.
© 2013 Bogen Communications, Inc.
SPLM
DIGITAL SOUND PRESSURE
LEVEL METER
INSTRUCTION MANUAL
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 1
1. DESCRIPTION
Introduction ..............................................................1
Package Contents ...................................................1
Product Highlights....................................................1
Diagram/Features of the SPLM............................2, 3
LCD Display Callouts...............................................4
Specifications...........................................................5
Calibrations..............................................................6
Calendar Setting ......................................................6
2. OPERATING INSTRUCTIONS
Battery Installation ...................................................7
Level Range Selection..........................................7-9
Time Weighting Selection ......................................10
Frequency Weighting Selection .............................10
MAX Value Measurement ......................................11
Data Record...........................................................11
Data Clear..............................................................11
PC Connection.......................................................12
SoundLab Software Download/Installation ............12
3. IMPORTANT UNIT INFORMATION
Conditions of Usage ..............................................13
Limited Warranty....................................................13
TABLE OF CONTENTS
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 2
Package Contents:
The Bogen Digital Sound Pressure
Level Meter comes with the
following items:
• Sound Pressure Level Meter
• Windscreen
• USB Connecting Cable
• Signal Output Wire
• 1.5V Alkaline Batteries
• Carrying Case
• Instruction Manual
Introduction:
The SPLM has been designed to meet the measurement requirements of
audio engineers, audio installers, noise quality control, health prevention
in various environments and all other noise measurement applications.
1
1. DESCRIPTION
Product Highlights:
The SPLM was designed according to IEC 651 TYPE2 and ANSI S1.4
TYPE2 standards.
• Accuracy up to +/- 1.5 dB
• Measurement range is 30 to 130 dB
• Fast/Slow Time Weighting Selection
• Automatic Backlight
• Maximum Value Hold Function
• 10-Minute Auto Power Off
• A/C Frequency Weighting Selection
• AC and PWM Signal Output
• Calendar Function
• Data Record Function
• USB Connection to PC, provides data record downloading, real-time data
sampling analysis, and printing graph and data functions
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 3
2
Diagram of the SPLM Unit
PWMAC
OUTPUTDC 6V IN USB
LEVEL
Digital Sound Level Meter
Range 30dB ~ 130dB
MAX
CLOCK
A/C
CLEAR
F / S
RECORD
FRONT
VIEW
SIDE
VIEW
REAR
VIEW
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 4
3
1. Windscreen- For use outdoors, prevents wind noise from affecting
the SPLM reading.
2. Condenser Microphone
3. LCD Display Screen
4. Power Button - Turns the SPLM Unit ON or OFF.
5. Level Button - Level range selection button & setting key.
6. Light Sensor
7. MAX CLOCK Button - Maximum value hold and date/time
setting key.
8. A
/C CLEAR Button - Frequency weighting selection and recorded
data deletion key. Press down until CLA appears on display.
This will delete all the recorded data.
A: Weighting for general sound level measurements.
C: Weighting includes the low-frequency content of noise.
9. F/S RECORD Button - Time weighting selection and data
recording key. Press down until RECORD appears on display.
This will enter data recording mode. Press again to exit this mode.
FAST (F): Displays instantaneous dB value.
SLOW (S): Displays average dB value (1 second).
10.
USB
- USB jack.
11.
PWM
- Pulse Width Modulation output jack.
12.
AC OUT
- AC analog output jack.
13.
DC 6V IN
- 6V DC input jack.
14. Tripod Fixed Screw Mount
15. Calibration Potentiometer
16. Battery Compartment
(with cover removed)
Features of the SPLM Unit
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 5
4
LCD Diagram & Features
1. Level Range Setting
2. DATE - Calendar Date
(year, month, day)
3. MAX - Maximum SPL Value
4. SPL - Sound Pressure Level
5. Low Battery Indicator
6.
USB
- USB Connected
7.
RECORD
- Data Recording
8.
FULL
- Data Recording Full
9. dB - Measurement Unit
10. A/C - Indicates Frequency
Weighting, A or C
11. Reading Display
12. TIME - Calendar Clock
(hour, minute, second)
13. Bar Graph
14. Signals that the reading
is over the maximum range.
15. FAST / SLOW - Indicates Time
Weighting, Fast or Slow
16. Signals that the reading
is under the minimum range.
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 6
5
Specifications
Measurement Range: 30 to 130 dB A, 30 to 130 dB C
Accuracy: +/- 1.5 dB (reference sound pressure standard,
94 dB @ 1 kHz)
Frequency Response: 31.5 Hz to 8.5 kHz
Resolution: 0.1 dB
Measuring Level Ranges: 30 to 80, 50 to 100, 60 to 110, 80 to 130, 30 to 130
Dynamic Range: 50 dB/100 dB
Overload Indication: OVER / UNDER
Frequency Weighting: A and C
Digital Display: 4 Digits
Analog Bar Graph: 1 dB / bar (2 dB/bar for 30 to 130 range)
Sampling Rate: 0.05 seconds
AC Signal Output:4 VRMS @ full bar graph, output impedance
600 ohms (3.5 mm connector)
PWM Signal Output: Duty =0.01 x dB Value x 100% (3.5 mm connector)
Cycle 3.3
Calendar Accuracy: +/- 30 seconds per day
Data Storage Quantity: 4700 Points
Auto Power Off: 10 minutes of no activity
Microphone Type: 1/2- inch Condenser
Power Supply: 6V external or 4 AA alkaline battery
Dimensions: 2-3/4” W x 9-3/8” H x 1-3/8” D
Product Weight: 11 ounces (with batteries)
Battery Life: 10 hours continuous use (alkaline batteries)
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 7
6
Calibration:
Please use typical 94 dB @ 1 kHz standard calibrator.
1. Slide open Battery Door to access
the Calibration Pot.
2. Setting on sound level meter:
A = Frequency weighting;
FAST = Time Weighting;
Level range is 60 dB to 110 dB.
3. Insert SPLM into calibrator.
4. Adjust Calibration Pot until the
display shows appropriate level
(See Figure 1).
CAL
dB
A
NOTE: The SPLM is calibrated prior to
shipment. The recommended calibration
cycle is one year.
Figure 1
CALIBRATION
POT
CALIBRATOR
BATTERIES
(4 AA)
Battery Installation:
1. Remove the battery door and
insert 4 AA alkaline batteries
into the battery compartment.
2. Replace the battery door.
3. When the battery voltage drops
below the operating voltage,
a Low Battery Indicator icon
appears on the display. Replace
the batteries in the SPLM with
new batteries.
2. OPERATING INSTRUCTIONS
CAL
OPEN
BATTERIES
(4 AA)
SLIDE DOOR PANEL
DOWN TO OPEN
REAR VIEW
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 8
Level Range Selection:
1. Press the POWER button to
turn on the SPLM. The date will
be displayed on the LCD screen
for 2 seconds.
2. After 3 seconds, the screen
enters the default measurement
mode.
7
Calendar Setting:
Setting Date and Clock
Start with the SPLM Unit OFF.
1. While holding down the MAX
CLOCK Button, turn the unit
ON with the POWER button.
2. When the LCD screen flashes
the first digit of the calendar year
(see Figure 2), release the MAX
CLOCK button. Press the LEVEL
UP or DOWN button to adjust the
date. After adjusting the first digit, press the MAX CLOCK button to
adjust the next digit. Press MAX CLOCK to proceed through the date
digits. To adjust the time, continue to follow these steps.
3. When complete, press the MAX CLOCK button once again to exit the
calendar setting mode.
Figure 2
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 9
8
Level Range Selection (contʼd):
3. Press the LEVEL UP or DOWN
button to select your desired
measuring range: 30 to 130
(default), 30 to 80, 50 to 100,
60 to 110, or 80 to 130. The LCD
screen displays will appear as
shown here:
30 – 130 (default)
30 – 80 50 – 100
60 – 110 80 – 130
54-2221-01A_SPLM Manual 7.13_Layout 1 10/3/13 11:16 AM Page 10
Indice
Altri manuali Bogen Strumento di misura
