Galaxy Audio CHECK MATE CM-170, User Manual

Page 1: ...Data Logger SOUND LEVEL METER USER S MANUAL www galaxyaudio com products CM 170...

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Page 3: ...turing ensure our products quality performance and reliability For the most up to date manual and information visit www galaxyaudio com Introduction 1 Safety Information 2 Overview 3 4 Before Getting...

Page 4: ...nmental Operating Conditions Altitude up to 2000 meters Relative humidity 90 max o Ambient Operating Temperature 0 40 C Maintenance Cleaning Repairs or servicing not covered in this manual should only...

Page 5: ...ers for the CM 170 Windscreen Display Screen Power Button MAX MIN Button REC Button A C Button FAST SLOW Button 1 2 3 4 5 6 7 Range Control Button Microphone AC DC Signal Output Jack USB Port Tripod M...

Page 6: ...ndicator Maximum Minimum Indicator Time Weighting Indicator Level Range Indicator Bar Graph Time Frequency Weighting Indicator Level Reading Date Over Range Signal Indicator Memory Full Recording Data...

Page 7: ...ided for such batteries since the unit is not designed to recharge batteries Battery Capacity Indicator When operating the unit on batteries periodically check this indicator to determine the remainin...

Page 8: ...icrophone can cause measurement errors Such effects can be reduced by using the windscreen Display Screen LCD Backlight On Off Press to turn on the LCD backlight This makes it easier to read in dark e...

Page 9: ...crophone 1 2 inch electret condenser microphone AC DC Signal Output Jack AC 1 Vrms Corresponding to each range step with frequency weighting Output Impedance 100 Ohms Output Signal by standard 3 5mm c...

Page 10: ...eously measured values If you want to abort during a setup process press button to cancel 1 2 3 Auto Store Auto Store Interval Time Setup Pressing the button will start saving the measured values The...

Page 11: ...on will then blink on the LCD display 2 Press the CLOCK button to set the clock 3 Press the or buttons to adjust the year then press the CLOCK button to adjust the next values Month Date Hour Minute S...

Page 12: ...l well calibrated before shipment It s recommended to re calibrate every 1 year Operating Precautions Wind blowing across the microphone can greatly affect the reading When using the meter in the pres...

Page 13: ...a long period using any of the time weightings Press and hold the button for 2 seconds to clear the maximum and minimum reading The MIN MAX symbol will disappear 3 Using the PC Software Measurement CM...

Page 14: ...d data to le Print Print the graph of the active window Printer Setup Select the printer to print from Exit Closes the SE232 Program Real Time Run Start collecting real time data Stop Stop collecting...

Page 15: ...r will become an X sign when moving to the graph Click on the graph to mark an X sign on the graph When selected the mouse cursor will become an I sign when moving to the graph Click on the graph to a...

Page 16: ...you can customize your graph style Using the PC Software 14 You can choose a rectangle area on the graph to zoom in for detail There are two vertical lines Cursor A Blue and Cursor B Red in the graph...

Page 17: ...the Data Logger again After the data has loaded the left hand side will show how many data sets were loaded and detailed information for each data set Data set Date Time Rate Numbers A C Fast Slow and...

Page 18: ...waveform on the Real Time Graph Window e Click to stop recording 1 How to Save the Recorded Real Time Data to a File a Click the graph window you want to save and the graph window will become active...

Page 19: ...the Memory of the Sound Level Meter and save it to a le Only for the model with Data Logging a Power on the Sound Level Meter b Press the REC button of the meter to start recording data c After a whi...

Page 20: ...E323 folder and les from your computer 2 How do I zoom in on the graph Answer Click the left mouse button hold and drag the cursor to select the area to be zoomed in on then release the mouse button 3...

Page 21: ...ale FS Means the upper limit of each level range DC Output 10mV dB Frequency Weighting A C Time Weighting FAST SLOW Dynamic Range 60 dB Frequency Range 20 Hz 8 kHz Alarm Function OVER is when input is...

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Page 24: ...ons in this manual are subject to change without notice For the most up to date manual and information visit www galaxyaudio com WARRANTY Information can be viewed online at http www galaxyaudio com s...