PCB Piezotronics 3741B122G Installation And Operating Manual Download Page 16 | Manualshive

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Summary of Contents for 3741B122G

Page 1: ...Accelerometer Installation and Operating Manual For assistance with the operation of this product contact PCB Piezotronics Inc Toll free 800 828 8840 24 hour SensorLine 716 684 0001 Fax 716 684 0987 E mail info pcb com Web www pcb com ...

Page 2: ...ity regimen When in doubt about a calibration cycle a good rule of thumb is to recalibrate on an annual basis It is also good practice to recalibrate after exposure to any severe temperature extreme shock load or other environmental influence or prior to any critical test PCB Piezotronics maintains an ISO 9001 certified metrology laboratory and offers calibration services which are accredited by A...

Page 3: ...urchase Order should include authorization to proceed and return at current pricing which can be obtained from a factory customer service representative Contact Information International customers should direct all inquiries to their local distributor or sales office A complete list of distributors and offices can be found at www pcb com Customers within the United States may contact their local s...

Page 4: ... O PCB板 X O O O O O 电气连接器 O O O O O O 压电晶体 X O O O O O 环氧 O O O O O O 铁氟龙 O O O O O O 电子 O O O O O O 厚膜基板 O O X O O O 电线 O O O O O O 电缆 X O O O O O 塑料 O O O O O O 焊接 X O O O O O 铜合金黄铜 X O O O O O 本表格依据 SJ T 11364 的规定编制 O 表示该有害物质在该部件所有均质材料中的含量均在 GB T 26572 规定的限量要求以下 X 表示该有害物质至少在该部件的某一均质材料中的含量超出 GB T 26572 规定的限量要求铅是欧洲RoHS指令2011 65 EU附件三和附件四目前由于允许的豁免 CHINA RoHS COMPLIANCE ...

Page 5: ...te O O X O O O Wires O O O O O O Cables X O O O O O Plastic O O O O O O Solder X O O O O O Copper Alloy Brass X O O O O O This table is prepared in accordance with the provisions of SJ T 11364 O Indicates that said hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement of GB T 26572 X Indicates that said hazardous substance contained in at le...

Page 6: ...he applied acceleration The sensor element is electrically connected in a Wheatstone bridge circuit The integral amplifier provides a low impedance output to follow on instrumentation These particular accelerometers provide a dc or steady state acceleration measurement capability as opposed to a predetermined low frequency cut off associated with charge or ICP type accelerometers Examples where Hi...

Page 7: ...assembly With each conductor being 30 AWG Teflon coated The supplied cable length for a standard DC accelerometer is 10 ft or 120 in 3 m Custom cable length requirements should be specified at time of ordering When applications involve very long cable runs the user is advised to take into consideration the added resistance of the cable wires and additional capacitance values as this may affect the...

Page 8: ... and stiff adhesives provide the best high frequency response METHOD 1 Adhesive Mounting Base This method involves attaching a base to the test structure then securing the sensor to the base This allows for easy removal of the accelerometer Contact the PCB factory representative for optional mounting plate details STEP 1 Prepare a smooth flat mounting surface A minimum surface finish of 32 in 0 00...

Page 9: ...les to reduce the effects of EMI and RFI that is present near electrical motors and machinery Teflon jacketed cabling may be necessary to withstand corrosive environments and higher temperatures Feel free to contact a factory representative for a specific recommendation on cables that are best suited for your application STEP 2 Connect the cable to the accelerometer A small amount of thread lockin...

Page 10: ...nits provide the capability for continuous monitoring Note High sensitivity DC Accelerometers feature on board differential amplification 7 0 OPERATING NOTE Always operate the accelerometer within the limitations listed on the enclosed Specification Sheet Operating the device outside these parameters can cause temporary or permanent damage to the sensor 8 0 ACCELEROMETER CALIBRATION Accelerometer ...

Page 11: ...gs and costly errors Therefore in an effort to prevent the common mistakes associated with customer performed calibration this document includes a broad overview of the Back to Back Calibration technique This technique provides a quick and easy method for determining the sensitivity of a test accelerometer over a wide frequency range Back to Back Calibration is perhaps the most common method for d...

Page 12: ...ously calibrated over the frequency and or amplitude range of interest 2 the shaker should be selected to provide minimal transverse lateral motion and minimal distortion and 3 the quality of the meters signal generator and other devices should be selected so as to operate within the limits of permissible error 8 4 COMMON MISTAKES Most calibration errors are caused by simply overlooking some of th...

Page 13: ...return policies and instructions When unexpected measurement problems arise call our 24 hour SensorLineSM to discuss your immediate dynamic instrumentation needs with a factory representative Dial 716 684 0001 3425 Walden Avenue Depew NY 14043 2495 USA Vibration Division toll free 888 684 0013 24 hour SensorLineSM 716 684 0001 FAX 716 685 3886 E mail sales pcb com Website www pcb com ISO 9001 CERT...

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