IMI SENSORS 641B01 Installation And Operating Manual Download Page 1

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Model 641B01

4-20 mA Output Velocity Sensor

Installation and Operating Manual

For assistance with the operation of this product,

contact PCB Piezotronics, Inc.

Toll-free: 800-959-4464

24-hour SensorLine: 716-684-0001

Fax: 716-684-3823

E-mail: [email protected]

Web: www.imi-sensors.com

Summary of Contents for 641B01

Page 1: ...y Sensor Installation and Operating Manual For assistance with the operation of this product contact PCB Piezotronics Inc Toll free 800 959 4464 24 hour SensorLine 716 684 0001 Fax 716 684 3823 E mail imi pcb com Web www imi sensors com ...

Page 2: ...ialized tests including sensitivity at elevated or cryogenic temperatures phase response extended high or low frequency response extended range leak testing hydrostatic pressure testing and others For more information contact your local PCB Piezotronics distributor sales representative or factory customer service representative Returning Equipment If factory repair is required our representatives ...

Page 3: ...ation on particular operating steps The following symbols may be found on the equipment described in this manual This symbol on the unit indicates that high voltage may be present Use standard safety precautions to avoid personal contact with this voltage This symbol on the unit indicates that the user should refer to the operating instructions located in the manual This symbol indicates safety ea...

Page 4: ...E 住房 O O O O O 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: ... 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 least one of t...

Page 6: ...strial 4 20mA Sensor Operating Guide with Enclosed Warranty Information 3425 Walden Avenue Depew New York 14043 2495 Phone 716 684 0003 Fax 716 684 3823 Toll Free Line 1 800 959 4IMI MANUAL NUMBER 25317 MANUAL REVISION E ECN NUMBER 49766 ...

Page 7: ...on and Wiring Page 5 Standard Wiring Taking Measurements RV Option RVVO Option TO Option Installation Page 9 Direct Adhesive Mount Standard Stud Mount Adhesive Stud Mount Magnetic Mount ESD Sensitivity Page 13 Warranty Servicing Warranty Service Return Procedure Page 14 Customer Service Page 15 ...

Page 8: ...r further details General Features Imbedded Piezoelectric Accelerometer for improved accuracy and frequency response Vibration range can be in Acceleration or Velocity Allows for continuous vibration monitoring of critical applications Reduces sophisticated vibration analysis requirements RV Raw Vibration option for conducting frequency analysis and machinery diagnostics RVVO Raw Vibration Velocit...

Page 9: ...PAGE 4 Dimension Drawing ...

Page 10: ...pply to Pin B or Blue Wire of the sensor Figure 1 wiring loop powered Figure 2 wiring loop powered DC source If using a standard DC power supply install either an ammeter and or load resistor in line with the output Pin B or Blue Wire The resistor will generate a DC voltage that is proportional to current by V IR If R 500 ohms and I 6 mA then V 3 VDC Note Resistor value must be less than Vsupply 1...

Page 11: ... pk 12 0 0 25 ips pk 0 5 ips pk 1 0 ips pk 15 75 0 37 ips pk 0 73 ips pk 1 47 ips pk 20 0 5 ips pk 1 0 ips pk 2 0 ips pk Measured mA 641BX0 641BX1 641BX2 4 00 0 0 ips rms 0 0 ips rms 0 0 ips rms 8 00 0 125 ips rms 0 25 ips rms 0 5 ips rms 12 0 0 25 ips rms 0 5 ips rms 1 0 ips rms 15 75 0 37 ips rms 0 73 ips rms 1 47 ips rms 20 0 5 ips rms 1 0 ips rms 2 0 ips rms Measured mA 645 646 4 00 0 0 g rms ...

Page 12: ...t option which integrates the signal to a value of 100 mV IPS 20 Figure 3 RV and RVVO wiring For integral cable sensors RED 4 20mA Positive BLACK 4 20mA Negative same as green GREEN RV and RVVO negative same as black WHITE RV and RVVO positive Note The RV and RVVO Signal Negative has to be isolated from any grounding If this terminal is grounded the 4 20mA loop will short causing no output The RV ...

Page 13: ...he environment internal to the sensor housing and is situated at approximately mid level Figure 4 TO wiring For integral cable sensors RED 4 20mA Vibration Positive BLACK 4 20mA Vibration Negative GREEN 4 20mA Temperature Negative WHITE 4 20mA Temperature Positive Note The same power supply can be used for both 4 20mA loops Connect both positive terminals directly to the power supply then use the ...

Page 14: ...e 645 646 series because of the increased frequency response Direct Adhesive Mount Procedure For restrictions of space or for convenience most sensors with the exception of integral stud models can be adhesive mounted directly to the machine surface STEP 1 Prepare a smooth flat surface A minimum surface finish of 63 µin 0 0016 mm generally works best STEP 2 Place a small portion of adhesive on the...

Page 15: ...e to properly prepare the machine surface consider using an adhesive mounting pad as a possible alternative Inspect the area checking that there are no burrs or other foreign particles interfering with the contact surface STEP 2 Wipe clean the mounting surface and spread on a light film of grease oil or similar coupling fluid prior to installation Figure 7 mounting surface lubrication Adding a cou...

Page 16: ...requency response This method involves attaching a base to the machine surface then securing the snesor to the base This alows for easy removal of the accelerometer STEP 1 Prepare a smooth flat mounting surface A minimum surface finish of 63 µin 0 0016 mm generally works best STEP 2 Stud mount the sensor to the appropriate adhesive mounting base according to the guidelines set forth in Steps 2 and...

Page 17: ...adhere a stell mounting pad to the test surface This provides a smooth and repeatable location for mounting Figure 9 magnet types STEP 1 After choosing the correct magnet type inspect the unit verifying that the mounting surfaces are flat and smooth STEP 2 Stud mount the accelerometer to the appropriate magnet according to the guidelines set forth in Steps 2 and 3 of the Standard Stud Mount Proced...

Page 18: ...trical devices Similar to a capacitor a cable can hold a charge caused by triboelectric transfer such as that which occurs in the following Laying on and moving across a rug Any movement through air The action of rolling out a cable and or Contact with a non grounded person The solution for product safety Connect the cables only with the AC power off Temporarily short the end of the cable before a...

Page 19: ...ZATION RMA NUMBER Please have information available such as model and serial number Also to insure efficient service provide a written description of the symptoms and problems with the equipment to a local sales representative or distributor or contact IMI if none are located in your area Customers outside the U S should consult their local IMI distributor for information on returning equipment Fo...

Page 20: ...for the standard model except where noted below More than one option may be used EX Hazardous Area Approval contact factory for specific approvals Hazardous Area Approval DIV II CL I GRPS A D ExnL AExnA IIC T4 DIV II CL I GRPS A D ExnL AExnA IIC T4 Hazardous Area Approval EEx ia IIC T4 40 C Ta 80 C II 1 G EEx ia IIC T4 40 C Ta 80 C II 1 G Hazardous Area Approval EEx nL IIC T4 40 C Ta 80 C II 3 G E...

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