MRC SL-4012 Скачать руководство пользователя страница 6

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3. FRONT PANEL DESCRIPTION

Fig. 1

3-1 Microphone

3-9 Range Button

3-2 Display

3-10 AC Output Socket

3-3 Power On/Off Button

3-11 Calibration VR

3-4 Hold Button

3-12 RS232 Computer Interface

3-5 REC./Max. Min. Button

Socket

3-6 Max. Hold Button

3-13 Battery compartment / Cover

3-7 A/C Weighting Button

3-14 Stand

3-8 Time Weighting ( Fast / Slow ) Button

Содержание SL-4012

Страница 1: ...to the field of precision measurement Although this METER is a complex and delicate instrument its durable structure will allow many years of use if proper operating techniques are developed Please re...

Страница 2: ...ow Button 4 3 9 Range Button 4 3 10 AC Output Socket 4 3 11 Calibration VR 4 3 12 RS232 Computer Interface Socket 4 3 13 Battery compartment Cover 4 3 14 Stand 4 4 MEASURING PROCEDURES 5 5 AUTO POWER...

Страница 3: ...high accuracy long term stability Memory function to store the Max Min value Hold and MAX Hold functions Operation key used push button LCD display for low power consumption clear read out even in bri...

Страница 4: ...rophone size Out size 12 7 mm DIA 0 5 inch Weighting Network Characteristics of A C Range selector Manual range 3 ranges 30 to 80 dB 50 to 100 dB 80 to 130 dB Auto range 30 130 dB Time weighting Fast...

Страница 5: ...ew driver Operating Temp 0 to 50 32 to 122 Operating Humidity Less than 80 RH Power Supply DC 9V battery 006P MN1604 PP3 or equivalent Alkaline or heavy duty type Power Approx DC 6 mA Consumption Dime...

Страница 6: ...play 3 10 AC Output Socket 3 3 Power On Off Button 3 11 Calibration VR 3 4 Hold Button 3 12 RS232 Computer Interface 3 5 REC Max Min Button Socket 3 6 Max Hold Button 3 13 Battery compartment Cover 3...

Страница 7: ...istening response Typically always select the A weighting when makes environmental sound level measurement c The C weighting characteristic is near the FLAT response Typically it is suitable for check...

Страница 8: ...If select the function of Slow time weighting the display will show the unit of Slow 5 Hold the instrument in hand and point the microphone at measured noise source the sound level value dB will be di...

Страница 9: ...REC Max symbol along with the maximum value will appear on the display If intend to delete the maximum value just press the Hold Button 3 4 Fig 1 once a while then the display will show the REC symbol...

Страница 10: ...Please should select the proper time weighting A weighting or C weighting Typically the A weighting selector will be engaged 2 Please don t keep or operate the instrument at high temperature humidity...

Страница 11: ...the following connection will be required to link the instrument with the PC serial input Meter PC 3 5 mm jack plug 9W D Connector Center Pin Pin 4 Ground shield Pin 2 2 2 K Pin 5 resister The 16 digi...

Страница 12: ...or several hours after low battery indicator appears before the instrument become inaccurate 2 Open the Battery Cover 3 13 Fig 1 away from the instrument and remove the battery 3 Install a 9 V battery...

Страница 13: ...0 dB 250 8 6 dB 0 dB 1 9 dB 500 3 2 dB 0 dB 1 9 dB 1 K 0 dB 0 dB 1 4 dB 2 K 1 2 dB 0 2 dB 2 6 dB 4 K 1 dB 0 8 dB 3 6 dB 8 K 1 1 dB 3 dB 5 6 dB 11 TIME WEIGHTING FAST and SLOW CHARACTERISTICS Time Wei...