Tension sensorless torque control details
TENSION SENSORLESS TORQUE CONTROL
127
5
1
Linear taper profile
Winding diameter
≤
Pr.1286
F
TP
= F*
Pr.1286
< Winding diameter
≤
Maximum winding diameter
F
TP
: Taper control tension command, F*: Tension command, D: winding diameter
When the
Pr.1286
setting is smaller than the minimum winding diameter and
Pr.1286
= "9999", the winding
diameter at taper start is the minimum winding diameter.
When the minimum winding diameter is equal to or larger than the maximum winding diameter, the taper
function is invalid.
2
Hyperbolic taper profile 1
Winding diameter
≤
Pr.1286
F
TP
= F*
Pr.1286
< Winding diameter
≤
Maximum winding diameter
F
TP
: Taper control tension command, F*: Tension command, D: winding diameter
When the
Pr.1286
setting is smaller than the minimum winding diameter and
Pr.1286
= "9999", the winding
diameter at taper start is the minimum winding diameter.
When the minimum winding diameter is equal to or larger than the maximum winding diameter, the taper
function is invalid.
Pr.1284 setting
Taper mode
100
×
Maximum winding diameter −
Pr.1286
D −
Pr.1286
F
∗
× Taper ratio setting
F
TP
= F
∗
−
Tension command value
Winding diameter
Pr.1286
Minimum
winding diameter
Maximum
winding diameter
Taper control tension command
Tension command
Taper ratio setting
Taper ratio setting
Taper ratio = 100%
×
×
100
Maximum winding diameter −
Pr.1286
Maximum winding diameter
D
D −
Pr.1286
F
∗
× Taper ratio setting
F
TP
= F
∗
−
Tension command value
Winding diameter
Pr.1286
Minimum
winding diameter
Maximum
winding diameter
Taper control tension command
Tension command
Taper ratio setting
Taper ratio setting
Taper ratio = 100%
Summary of Contents for A800 Plus Series
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