FEC AFC1200 User Manual
Page 33

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7.3.4 Vocabulary List [Fastening Data]
PEAK TORQUE
Highest torque value measured during fastening.
 
OFFSET TORQUE
Prevailing torque value measured during Offset Check 
(Check must be enabled via sequence or external input). 
FINAL TORQUE
Final torque value measured upon completion of fastening.
 
FINAL ANGLE
Final angle value measured upon completion of fastening 
(measured from snug torque). 
ELONGATION ANGLE
Angle value measured from the detected yield point to 
completion of fastening. 
ELONGATION LENGTH
Calculated amount of permanent elongation of the fastener.
 
1ST TORQUE RATE 
Highest 1st Torque Rate value when using the Integrated
HIGH
Torque Rate calculation method. Average 1st Torque Rate
value when using the Point-to-Point calculation method.
1ST TORQUE RATE
Lowest 1st Torque Rate value when using the Integrated
LOW
Torque Rate calculation method. Not utilized when using
the Point-to-Point calculation method.
 
2ND TORQUE RATE 
Highest 2nd Torque Rate value when using the Integrated
HIGH
Torque Rate calculation method. Average 2nd Torque Rate 
value when using the Point-to-Point calculation method.
2ND TORQUE RATE
Lowest 2nd Torque Rate value when using the Integrated
LOW
Torque Rate calculation method. Not utilized when using
the Point-to-Point calculation method.
3RD TORQUE RATE
Highest 3rd Torque Rate value when using the Integrated
HIGH
Torque Rate calculation method. Average 3rd Torque Rate
value when using the Point-to-Point calculation method.
3RD TORQUE RATE
Lowest 3rd Torque Rate value when using the Integrated
LOW
Torque Rate calculation method. Not utilized when using
the Point-to-Point calculation method. 
 
1ST RATE INC TORQUE
Change in torque as measured from Threshold 1 torque until 
1st Torque/Angle
 
1ST RATE INC ANGLE
Change in angle as measured from Threshold1 torque until 
1st Torque/Angle 
 
2ND RATE INC TORQUE
Change in torque as measured from 1st Torque/Angle until 
Crossover Rate 2 Torque/Angle
 
2ND RATE INC ANGLE
Change in angle as measured from 1st Torque/Angle until 
Crossover Rate 2 Torque/Angle
 
3RD RATE INC TORQUE
Change in torque as measured from Crossover Rate 2
Torque/Angle until completion of fastening. 
3RD RATE INC ANGLE
Change in angle as measured from Crossover Rate 2
Torque/Angle until completion of fastening. 
Chapter 7: System Operation
Page 7-33
