Tightening
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Diagram:
Torque
TStart
Torque Start
A_Tstart
Start cond. - Angle at Tstart
F
Stop cond. - Final angle
TStop
Torque Stop
AS1
Start cond. - Angle at step start
SO
Stop cond. - Shut-off angle
AL
Angle Low
AS2
Start cond. - Angle at prev. shut off
P
Stop cond. - Peak angle
AH
Angle High
AS3
Start cond. - Peak angle prev.
SOP
Stop cond. - Shut-off angle prev.
A_Snug
Start cond. - Snug point
A_Tstop
Stop cond. - Angle at Tstop
Angle
Previous step
AS1
AS2
AS3
TStart
A_Tstart
Shut-off point
F
SO
P
SOP
TStop
A_Tstop
AL
AH
Step x
Step x-1
Shut-off point
A_Snug
Result var.:
A (step angle)
Alarms:
Step angle high (AH) and Step angle low (AL).
Trace
:
AH and AL are shown in trace as horizontal lines from check start to stop, which vary
according to selected start and stop conditions. The lines are only shown when Angle vs.
Time is selected and Check limits are enabled in the trace form (see View of trace curves).
Summary of Contents for PowerMACS 4000
Page 2: ......
Page 46: ...System Architecture 46 9836 3521 01...
Page 267: ...Tightening 9836 3521 01 267...
Page 400: ...Tightening 400 9836 3521 01...
Page 486: ...Peripheral Devices 486 9836 3521 01...
Page 622: ...Peripheral Devices 622 9836 3521 01...
Page 664: ...References 664 9836 3521 01...
Page 668: ...9836 3521 01 2010 11 Edition 10 3 0 www atlascopco com...