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NorthStar

TM

 

brand

 
 

 Instruction Manual 

 

 RIM 

Tach

®

 1250 

 Digital 

Tachometer 

 

 

Designed for use in

 

 

0.625”-8.00” Outer Diameter Thru-Shaft Applications 

 
 
 
 
 
 
 
 
 
 

© Dynapar 

 

791-1004-00 Rev.C 

17 November 2008 

 

 

 

 

 

 

 

 

 
 
 
 
 
 

 
 
 
 

Customer Service: 

Tel.: +1.800.873.8731 
Fax: +1.847.662.4150 
custserv@d

ynapar

.com

Technical Support 

Tel.: +1.800.234.8731 
Fax: +1.847.782.5277 
northstar.techsupport@d

ynapar

.com

 

Website: www.dynapar.com 

 
 

  

*791-1004-00*

 

 

Summary of Contents for NorthStar RIM Tach 1250

Page 1: ...625 8 00 Outer Diameter Thru Shaft Applications Dynapar 791 1004 00 Rev C 17 November 2008 Customer Service Tel 1 800 873 8731 Fax 1 847 662 4150 custserv dynapar com Technical Support Tel 1 800 234 8...

Page 2: ...NorthStar RIM Tach 1250 Instruction Manual 2 Dynapar 847 662 2666 17 November 2008...

Page 3: ...Wheel Alignment Check Using Straight Edge 12 2 2 5 1 Optional Pulse Wheel Alignment Check 12 Figure 8 Optional Pulse Wheel Alignment Check w Depth Gauge 12 2 2 6 Sensor Module Installation 13 Figure...

Page 4: ...s and 3 all accessory devices associates with the work area have been de energized If high potential insulation test is required follow procedures and precautions outlined in NEMA standards MG 1 Groun...

Page 5: ...onstruction and provides interchangeable sensor modules and a magneto resistive technology capable of withstanding the harshest industrial environments This ensures a precise and consistent digital mo...

Page 6: ...Gap 0 019 0 008 Shaft Axial End Play Up to 0 050 Maximum Operational Speed 7 000 RPM 120khz Enclosure Configuration 12 5 motor face or accessory flange to meet NEMA MG1 4 standards Acceleration Rate 3...

Page 7: ...to the enclosure Standard degreasing practices must be followed before applying paint Do not hinder the latches on the connector if the connector is painted If the enclosure is painted before the sen...

Page 8: ...orrosion preventative or oil to motor facing and shaft to aid assembly The pulse wheel must be well attached during rapid acceleration or deceleration of the shaft The installer may elect to drill the...

Page 9: ...3 Place assembly over the end of the shaft The wheel side with the two set screws should be toward the outside away from motor Be sure the set screws in the adapter are retracted so that they will no...

Page 10: ...will stop at the ring With a pen or some other object that will not damage the shaft work the ring around the shaft into the groove in the wheel The wheel should then completely slide on the shaft 3...

Page 11: ...ee Figure 5 2 2 5 Pulse Wheel Assembly Axial Position Adjustment If the pulse wheel is not lined up and no pre drilled holes are required use the following procedure to adjust the position of the puls...

Page 12: ...nderneath Ensure the gage is measuring the distance to the flat surface of the aluminum magnetic ring and has not engaged the edge of the steel hub or slipped past the edge of the pulse wheel 3 Repeat...

Page 13: ...o a nominal 7 5 in lbs There should not be a gap between the lip on the housing and the enclosure The stainless steel sensor module is designed to seat in metal to metal contact with the enclosure Ens...

Page 14: ...that holds the terminal block in place Remove terminal block from housing 2 Insert wiring through liquid tight flexible seal and mating connector housing Leave enough wire exposed to comfortably reac...

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