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NAVAC NTW1, Owner'S Manual, Page: 5 / 12

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NAVAC NTW1 Owner'S Manual Download Page 5

 
 

4 

 

WHEN CHANGING THE TYPE OF HEAD 

 

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If  you  use  the  different  head  of  the  wrench,  the 
reading  on  the  display  will  be  different  for  the 
different  length  of  the  head.  Please  refer  to  the 
following explanation.

 

 
 

                                                         

 

 
 
 
 
 
 
 
 

 

 

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Reference dimension for each model

：

 

      
 

 

 

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Model 

L1(mm) 

L3(mm) 

NTW1 

85.9 

175 

D : The set torque 
D1: The actual torque applied to the nut. 
L1: The normal length 
L2: The extended length 
L3: The length from the fitting pin to the 

calibration point. 

D = D1 * (L3+L1) / (L3+L2) 
 
 

Calibration Point 

Summary of Contents for NTW1

Page 1: ...AL Digital Torque Wrench NTW1 Contents 1 Main Features 2 Names and Functions of Parts 3 Specification 4 Before Using the Wrench 5 Setup 6 Track Mode Operation 7 Peak Hode Mode Operation 8 Maintenance...

Page 2: ...indicator for the 9 pre settable target torques Water contact indicator Engineering units N m ft lb in lb kg cm selectable 50 data memory for recall and joint torque auditing Auto Sleep after about 5...

Page 3: ...st 2 10G Environmental test 3 Pass Electromagnetic compatibility test 4 Pass Note 1 The accuracy of the readout is guaranteed from 20 to 100 of maximum range 1 increment The torque accuracy is a typic...

Page 4: ...NCH Press to power on the digital torque wrench Usually press to reset the digital torque wrench before using it ATTENTION If an external force is applied to the torque wrench during power on reset or...

Page 5: ...fferent length of the head Please refer to the following explanation Reference dimension for each model Model L1 mm L3 mm NTW1 85 9 175 D The set torque D1 The actual torque applied to the nut L1 The...

Page 6: ...n applied more than 110 of torque of the spec 2 The max number of Pre Sets is 9 3 The Pre setting No is cyclic Note1 2 3 Pre setting No M1 Press Press Pre setting No M2 4 2 1 3 Unit Selection Setting...

Page 7: ...E VALUE Note 1 The Unit Selection is cyclic Pre setting Torque Value Decrease Target Torque Value Press Press Increase Target Torque Value Pre setting Unit N m Press Unit Selection kg cm Unit Selectio...

Page 8: ...E SELECTION Note 1 Please skip this procedure and continue to the next step Set Peak Track mode Press Set Peak Track mode Record No Note 1 Track Mode Long Press Peak Hold Mode Clear Record Press Note...

Page 9: ...t Torque Reach 80 of Target Torque Note 3 Note 2 Note 1 If is displayed that means this wrench has applied more than 110 of torque of the spec 2 When 80 of the target torque is reached the green LED w...

Page 10: ...this wrench has ever been applied more than 110 of torque of the spec 2 If is displayed that means the wrench s memory is full and the next value record can not be written in Please refer the Peak Ho...

Page 11: ...This function is not supported on all models 5 Communication mode is for uploading record data to PC 6 Communication mode is also for calibration of torque wrench Please contact NAVAC technical suppor...

Page 12: ...his could cause serious damage 10 Do not apply excessive force to the LCD panel 11 Apply torque slowly and grasp the center of the handle Do not apply load to the end of handle BATTERY MAINTENANCE 1 W...

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