background image

 

 

 

 
Manual 21354 Rev E 
ECN 50523 

 

 

CAUTION 

Refers to hazards that could damage 
the instrument.  

 

 

 

NOTE  

Indicates tips, recommendations and 
important information. The notes 
simplify processes and contain 
additional information 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, earth 
ground.

 

 

 
 
 
 
 
 
 
 

 
 
 

 

 

Summary of Contents for IMI SENSORS HT640B71

Page 1: ...rial Vibration 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 68...

Page 2: ...alized 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...

Page 3: ...tion 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 p...

Page 4: ...China RoHS 2 Disclosure Table Pb Hg Cd Cr VI PBB PBDE O O O O O O PCB X O O O O O O O O O O O X O O O O O O O O O O O O O O O O O O O O O O O O O X O O O O O O O O O X O O O O O O O O O O O X O O O O...

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 sai...

Page 6: ...640 641 645 646 B7 Series Industrial 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...

Page 7: ...Contents Introduction Page 3 General Features Dimension Drawing Page 4 Operation and Wiring Page 5 Standard Wiring Taking Measurements RV Option TO Option EP Option ESD Sensitivity Page 10 Warranty S...

Page 8: ...ies Please refer to specific specification sheets for further details General Features Imbedded Piezoelectric Accelerometer for improved accuracy and frequency response Vibration range can be in Accel...

Page 9: ...PAGE 4 SENSORS AND INSTRUMENTATION FOR MACHINE CONDITION MONITORING Dimension Drawing Inch mm 1 NPT 2 57 1 4 NPT MOUNTING THREAD 3 65 1 500 1 375...

Page 10: ...A loop Attach the positive input from the power supply to Pin 2 and the negative input from the power supply to Pin 3 Figure 1 wiring standard connection Figure 2 wiring loop powered Figure 3 wiring l...

Page 11: ...ps pk 0 0 ips pk 8 00 0 125 ips pk 0 25 ips pk 0 5 ips 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...

Page 12: ...maximum amplitude of 15 g pk Data collectors or analyzers can use this vibration signal for further analysis Figure 3 RV wiring Note The Acceleration Signal Negative has to be isolated from any ground...

Page 13: ...ture range is from 40 C to 125 C with an overall accuracy of 5 FSO The imbedded temperature sensor monitors the environment internal to the sensor housing and is situated at approximately mid level Fi...

Page 14: ...The EP option includes an Explosion Proof capped elbow for applications in rigid or IMC conduit systems where space is limited and access is needed for pulling conductors or maintenance Standard cond...

Page 15: ...ischarge ESD can damage electrical 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 ru...

Page 16: ...ior to servicing at no charge Before returning the unit please consult a factory IMI applications engineer concerning the situation as certain problems can often be corrected with simple on site proce...

Page 17: ...ed IMI offers to all customers at no charge 24 hour phone support This service makes product or application support available to our customers day or night seven days a week When unforeseen problems o...

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