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Bently Nevada 19045, Installation Manual

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DC-LVDT/Housing Assembly Model 19045, 19046, 19047 Installation Manual 

 

10

Table 2-1.    Recommended Installation Equipment 

 

RECOMMENDED EQUIPMENT 

EQUIPMENT  SPECIFICATIONS 

Hewlett-Packard HP970A 

3-1/2 digit display with: 

Digital Multimeter (DMM) 

0 to ±1000 Vdc 

 

0 to 1000 Vac 

 

0 to 1000 mA dc 

 

0 to 1000 mA ac 

 

0 to 10 megohms 

DC Power Supply 

24 Vdc with less than 

 

0.1% ripple and less than 

 

3% regulation. 

 

Summary of Contents for 19045

Page 1: ...Part Number TW8029303 Rev D 08 07 Bently Nevada Asset Condition Monitoring Installation Manual DC LVDT Housing Assembly Model 19045 19046 19047...

Page 2: ...is document is subject to change without notice Contact Information The following ways of contacting Bently Nevada are provided for those times when you cannot contact your local representative Mailin...

Page 3: ...t the end of its use are solely responsible for the proper disposal of the product No person firm corporation association or agency that is in control of product shall dispose of it in a manner that i...

Page 4: ...DC LVDT Housing Assembly Model 19045 19046 19047 Installation Manual iv Contents 1 DESCRIPTION 1 2 INSTALLATION 5 3 MAINTENANCE 11 4 RECOMMENDED SPARE PARTS 12 5 APPENDIX SPECIFICATIONS 13...

Page 5: ...a machine case as operating conditions vary The LVDT is connected mechanically between a reference point on the machine foundation and a point on the machine that exhibits the measured expansion Inpu...

Page 6: ...6 AXX 01 DC LVDT Housing Assembly with Model 2000 HR DC LVDT 02 DC LVDT Housing Assembly with Model 2000 HR DC LVDT 19047 AXX 01 DC LVDT Housing Assembly with Model 2000 HR DC LVDT 9 25 in span max 02...

Page 7: ...t of phase that are coupled to the primary by the movable core Core position determines the output voltage amplitude of each secondary The secondary outputs are applied to a demodulator which produces...

Page 8: ...DC LVDT Housing Assembly Model 19045 19046 19047 Installation Manual 4 Figure 1 2 DC LVDT Output versus Core Position...

Page 9: ...ning repair or replacement in accordance with the guarantee OPERATING DIRECTION Correct function of the LVDT instrument system requires that the transducer be properly oriented to the measured machine...

Page 10: ...general linkage design should conform to the following guidelines 1 Linkage must not bind throughout the travel range 2 Linkage weight must not be borne by the LVDT 3 Adjustment provision is required...

Page 11: ...unting location Refer to Figures A 2 A 3 and A 4 outline of LVDT housing assemblies for dimensions and component locations Housing mounting holes are determined by the user b Attach the connecting lin...

Page 12: ...ve voltage conductors do not become cross wired An OK indication may be obtained but the equipment will not be operational Prolonged cross wired connection can change the output stage characteristics...

Page 13: ...ls at the terminal block c Connect the DMM to SIG and COM at the terminal block d Manually adjust core position until the DMM displays 0 00 Vdc e Move the LVDT core as follows If full scale expansion...

Page 14: ...Installation Equipment RECOMMENDED EQUIPMENT EQUIPMENT SPECIFICATIONS Hewlett Packard HP970A 3 1 2 digit display with Digital Multimeter DMM 0 to 1000 Vdc 0 to 1000 Vac 0 to 1000 mA dc 0 to 1000 mA a...

Page 15: ...he Specifications and related drawings for necessary dimensions c Connect the DMM to the LVDT SIG and COM terminals The voltage should measure 0 Vdc 0 5 volt d Measure the LVDT outputs with the core p...

Page 16: ...ntenance are listed below If the instrument system is located in a remote area or is used on an extremely critical application several spares may be desired To order replacement units specify the comp...

Page 17: ...to 71 C Storage 54 C to 93 C Shock 250 g for 11 ms Vibration 10 g 0 to 2 kHz Construction Body Series 400 magnetic stainless steel Coil Laminated glass epoxy Lead Wire 24 gage stranded copper Teflon i...

Page 18: ...ohm 200 k ohm Physical See Figure A l Body Length A 6 75 171 8 1 206 11 5 292 Body Diameter B 0 812 20 6 Body End to NuU Center C 2 73 69 3 3 41 86 6 4 99 126 7 Core Length D 3 15 80 4 25 108 5 30 135...

Page 19: ...Section 5 APPENDIX SPECIFICATIONS 15 Figure A l DC LVDT Dimension Identification...

Page 20: ...DC LVDT Housing Assembly Model 19045 19046 19047 Installation Manual 16...

Page 21: ...Section 5 APPENDIX SPECIFICATIONS 17...

Page 22: ...DC LVDT Housing Assembly Model 19045 19046 19047 Installation Manual 18...

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