Auto range + Type K Temp.
Optional probe for Humidity, Light, Humidity
USB/RS232 computer interface
SOUND LEVEL METER
Model : SL-4112
FEATURES Electrical specification for Type K/J thermometer
* Large LCD display, easy to read. Sensor Reso- Range Accuracy
* Frequency and Time weighting meet IEC 61672 class 2. Type lution
* A, C frequency weighting networks is selected. Type K 0.1 ℃ -50.0 to 1300.0 ℃ ± ( 0.4 % + 0.8 ℃)
* Time weighting (Fast & Slow) dynamic characteristic -50.1 to -199.9 ℃ ± ( 0.4 % + 1 ℃ )
modes. 0.1 ℉ -58.0 to 2372.0 ℉ ± ( 0.4 % + 1.5 ℉ )
* 0.5" standard microphone head. -58.1 to -327.8 ℉ ± ( 0.4 % + 1.8 ℉ )
* AC output for system expansion. Type J 0.1 ℃ -50.0 to 1100.0 ℃ ± ( 0.4 % + 0.8 ℃ )
* RS232/USB computer interface. -50.1 to -199.9 ℃ ± ( 0.4 % + 1 ℃ )
* Auto range & Manual range selection. 0.1 ℉ -58.0 to 2012.0 ℉ ± ( 0.4 % + 1.5 ℉ )
* Available for external calibration adjustment. -58.1 to -327.8 ℉ ± ( 0.4 % + 1.8 ℉ )
* Condenser microphone for high accuracy & long-term * Accuracy value is specified for the meter only.
stability. * Temp. probe ( Type K, TP-01 TP-02A, TP-03. TP-04 ) is the
* Memory function to store the Max. & Min. value. optional accessories.
* Hold and Peak Hold functions.
* Build in type K and type J thermometer. GENERAL SPECIFICATION
* Optional probe ( EM-900P ) for Humidity/Temp., Display 51 mm x 37 mm LCD (Liquid crystal
Light and Anemometer measurement. display), 5 digits with annunciator.
* Data logger with 1,600 no. memory, sampling time Data logger Data logger with 1,600 no. memory,
can select to 1, 2, 5, 10, 30, 60, 600, 1800 or 3600 sampling time can select to 1, 2, 5,
seconds. 10, 30, 60, 600, 1800 or 3600
* DC 1.5 V battery ( UM-4, AAA ) X 6 or DC 9V adapter in. seconds.
* Operation key used push button. Operating Temp. 0 to 50 ℃ ( 32 to 122 ℉ ).
* LCD display for low power consumption & clear read-out Operating Humidity Less than 80% RH.
even in bright ambient light condition. Power Supply DC 1.5 V battery ( UM4, AAA ) x 6 PCs,
* Using the durable, long-lasting components, including a or equivalent.
strong, light weight ABS-plastic housing case. Power Approx. DC 19 mA.
* Small and light weight design allow one hand operation. Consumption
* Patent. Dimension 245 x 68 x 41 mm
( 9.6 x 2.7 x 1.6 inch).
Electrical specification for Sound level meter Weight 358 g/0.79 LB (including battery).
Function dB ( A & C frequency weighting ), Time Accessory Included Instruction Manual ............... 1 PC.
weighting ( Fast, Slow), Hold, Memory Optional 94 dB Sound Calibrator :
( Max. & Min. ), Peak hold, AC output, Accessories Model : SC-941. SC-942.
RS232 output. Sound wind shield ball
Meter default Range set to auto range. Model : SB-01
function Frequency weighting set to A weighting. USB cable
Time weighting set to fast. Model : USB-01
Measurement 30 - 130 dB. RS232 cable ( isolated RS232 cable ) :
Range Model : UPCB-02.
Resolution 0.1 dB. * Data Acquisition software
Range selector Auto range : 30 to 130 dB. Model : SW-U801-WIN.
Manual range : * Data logger transfer software
3 range, 30 to 80 dB, 50 to 100 dB, Model : SW-DL2005.
80 to 130 dB, 50 dB on each step, Type K Temperature probe :
with over & under range indicating. Model : TP-01 TP-02A, TP-03. TP-04
Frequency 31.5 to 8,000 Hz. Humidity, Light, Temp., Anemometer probe
Microphone type Electric condenser microphone. Model : EM-900P
Microphone size Out size, 12.7 mm DIA. ( 0.5 inch). Hard carrying case :
Frequency weighting Characteristics of A & C. Model : CA-06
network * A weighting :
The characteristic is simulated as ELECTRICAL SPECIFICATIONS FOR
"Human Ear Listing" response. OPTIONAL PROBE EM-900P
Typical, if making the environmental
sound level measurement, always Anemometer
select to A weighting.
* C weighting : A. Air velocity
The characteristic is near the "FLAT" Measure- Range Resolu- Accuracy
response. Typical, it is suitable for ment tion
checking the noise of machinery (Q.C. m/S 0.4 - 25.0 m/s 0.1 m/s ± (2% + 0.2 m/s)
check) & knowing the sound pressure km/h 1.4 - 90.0 km/h 0.1 km/h ± (2% + 0.8 km/h)
level of the tested equipment. mph 0.9 - 55.9 mile/h 0.1 mile/h ± (2% + 0.4 mile/h)
Range selector Manual range: 3 ranges ( 30 to 80 dB, knot 0.8 - 48.6 knots 0.1 knots ± (2% + 0.4 knots)
50 to 100 dB, 80 to 130 dB ). FPM 80 - 4930 ft/min 1 ft/min ± (2%+40 ft/min.)
Auto range: 30 - 130 dB. Note:
Time weighting Fast - t= 200 ms, Slow - t = 500 ms, m/S - meters per second km/h - kilometers per hour
( Fast & Slow ) * "Fast" range is simulated the FPM - feet per minute knot - nautical miles per hour
human ear response time. mph - miles per hour (international knot)
* "Slow" range is easy to get the avg.
values of vibration sound level. B. Temperature
* The "Fast" & "Slow" response Measuring Range 0 ℃ to 50 ℃/32 ℉ to 122 ℉
range are designed to meet IEC 61672 Resolution 0.1 ℃/0.1 ℉
class 2 requirement. Accuracy ± 0.8 ℃/1.5 ℉
Calibrator B & K (Bruel & kjaer), MULTIFUCTION
ACOUSTIC CALIBRATOR 4226. Humidity/Temp. meter
Output Signal * AC output :
AC 0.5 Vrms corresponding to each A. Humidity
range step. Measuring Range 0 % to 95 % R.H.
Out put impedance - 600 ohm. Resolution 0.1 % R.H.
* RS232 output. Accuracy ≧70%RH ± (3% reading + 1% RH).
< 70%RH ± 3% RH.
Output terminal Terminal 1 : B. Temperature
RS232 computer interface terminal, Measuring Range 0 ℃ to 50 ℃/32 ℉ to 122 ℉
photo couple isolated. Resolution 0.1 ℃/0.1 ℉
Accuracy ± 0.8 ℃/1.5 ℉
Terminal 2 :
AC output terminal. Light meter
Terminal socket size : Measuring Range LUX 0 to 20,000 LUX.
3.5 mm dia. phone socket. Ft-cd 0 to 1,860 Ft-cd
Resolution LUX 1 LUX
Calibration VR Build in external calibration VR, easy to Ft-cd 0.1 Ft-cd
calibrate on 94 dB level by screw driver. Accuracy ± ( 5% rdg + 8 dgt )
Note: Ft-cd : Feet candle
