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ST-141 Dual Channel Vibration Meter

ST-141D

Recording 2-Channel

Vibration Meter

User’s Manual

HB2TM1410000

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Summary of Contents for ST-141

Page 1: ...ST 141 Dual Channel Vibration Meter ST 141D Recording 2 Channel Vibration Meter User s Manual HB2TM1410000 ...

Page 2: ......

Page 3: ...ng time 4 5 4 Access the data recorded in the memory 5 5 5 Lock the maximum and minimum reading 5 5 6 Freeze window function 5 5 7 Automatic shutdown function 5 5 8 Zero function 6 5 9 Installation of accelerometer 7 5 10 Function settings 8 6 Software Installation 11 7 General Specifications 12 8 Electrical Specification 13 9 Maintenance or Repair 14 10 Battery Replacement 14 11 Product Disposal ...

Page 4: ...stallation disk ST 141D 1 Handheld probe round probe pointed probe 3 Safety Precaution Caution Please refer to this manual Improper use may damage the meter and its components Complies with European Directive Do not operate in environments with flammable gas or humid environments Operating altitude up to 2000M Operating environment Indoor use Pollution degree 2 Clean with soft cloth when dirty suc...

Page 5: ...ion button 9 Determining function button 10 Power switch function button 11 Leftward function button 12 Setting function button 13 Single record function button 14 Access record function button 15 Backlight function Button 16 Zero setting function button 17 Up acceleration HI function button 18 Rightward function button 19 Automatic recording function button 20 Downward acceleration LO function bu...

Page 6: ... than 1 second to disable the function of automatic shutdown the automatic shutdown sign on the LCD will also disappear In setup mode the power cannot be turned off Please exit the setup mode in advance 4 Press to select the measurement mode Acceleration ACC True root mean square value RMS Acceleration ACC Peak value PEAK Velocity VEL True root mean square value RMS Velocity VEL Peak value PEAK Di...

Page 7: ...er it is lighted on for 15 seconds If the meter is connected with an external power supply the backlight will turn on automatically 5 2 Manual recording for each single data file Press to save one data file then LCD will display the REC sign and its final file number for example 0001 Every time when the button is pressed the file number is plus 1 5 3 Record for a long time Press to start for a lon...

Page 8: ... moment Every time when button is pressed the mode will be displayed according to the cycle of Press for more than 1 second to stop the function 5 6 Freeze window function Press to freeze the window and stop updating the temperature reading value And then press for more than 1 second to cancel the freezing window In addition to the power button backlight button working light all other buttons are ...

Page 9: ...ction 1 In the measurement mode press for more than 1 second to enter the zero setting 2 Press to select the zero function press or to select the zero channel 3 Press this meter will automatically access the desired zero value and display it on the LCD 4 After setting press again to exit the zero setting and enter the measurement mode ...

Page 10: ...uring point is a plane you may use the permanent magnet base to achieve a simple installation However this method will make the resonant frequency of the test accelerometer reduced to 7kHz therefore it cannot be applied on the measurement of more than 2kHz The suction force of the magnet can withstand vibration force up to 1000 2000m s which is dependent on the size of the accelerometer If the acc...

Page 11: ... 5 10 Function settings Press for more than 1 second to enter the setting mode Press to exit this mode Step 1 Set the year month date and time 1 Enter the setting mode of year month date and time 2 Press or to select the item to be corrected the number of the selected item will flash 3 Press or to modify the preset value 4 Press again to enter step 2 Frequency Accelerometer output Handheld probe ...

Page 12: ...o recording time Press button again to enter step 3 Step 3 Erase single data file saved in the memory 1 If no record this step will be automatically disable 2 Entering the single data file mode the LCD displays the total number of data files and the onE sign will flash 3 Press to clear one data file Press button again to enter step 4 ...

Page 13: ... onE sign will flash Press both the total number of data files on the LCD displays and the CLr sign will flash then press button again to enter step 5 Step 5 Return to the original default settings 1 The RESET sign no flashes on the LCD displays 2 Press to determine whether to return to the factory settings 3 The RESET sign YES will flashes on the LCD display Press again to confirm the factory set...

Page 14: ...the PL 2303 software Install the CD into the PC to install the software first Execute the program of PC desktop software Connect the USB cable to connect the meter and the computer according to the drawing Select the desktop icon and click twice on left key of the mouse to run the procedure ...

Page 15: ...ST 141 or the manual recording plus automatic recording can be saved up to 15000 data files ST 141D Low battery status symbol Battery 1 5V 6 pcs LR6 SIZE AA 1 5V Battery life about 80 hours alkaline battery Operating consumption current less than 30mA 9V Operating temperature of the accelerometer 20 C to 70 C Operating temperature and humidity of the meter 10 C to 50 C less than 80 RH Storage temp...

Page 16: ... point 50m s2 158Hz 50m s2 158Hz 50m s2 158Hz Velocity VEL RMS PEAK MAX HOLD Range 0 5 199 9 mm s 0 05 19 99 cm s 0 02 7 87 inch s Resolution 0 1 mm s 0 01cm s 0 01inch s Accuracy 5 5d 79 4Hz and158Hz 5 5d 79 4Hz and158Hz 5 5d 79 4Hz and158Hz Calibration point 50mm s 158Hz 50 mm s 158Hz 50 mm s 158Hz Displacement DISP P P MAX HOLD P P Unit mm inch Range 0 005 1 999mm 0 002 0 078inch Resolution 0 0...

Page 17: ...n which will corrode the internal components 4 If fault on the meter it can only be sent to the service suppliers who are authorized or sent back to the original factory for maintenance 10Battery Replacement 1 Turn off the power 2 Open the bracket and the battery cover on the back of meter and remove the batteries 3 Install six new batteries of AA type and comply with the polarity positions of pos...

Page 18: ...ST 141 ST 141D 15 ...

Page 19: ...ST 141 ST 141D 16 ...

Page 20: ...nt Instruments LED light meter Temperature Humidity meter Infrared Thermometer Sound level meter Light meter EMF meter UV Light meter RF meter Hot wire Anemometer Co meter Anemometer Lan cable tester Co2 meter Solar power meter Radiation meter Clamp meter Multimeter Phase Rotation test Digital Insulation tester Our products of high quality are selling well all over the world ...

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