Manual – MOVIDRIVE® MDX61B Safety Module Option MOVISAFE® DCS..B
83
6
Configuring the measuring sections
Startup
6.6.1 Conversion example
The ramp times of the MOVIDRIVE
®
B inverter are based on a setpoint step change of
∆n = 3000 rpm. The acceleration value "a" is calculated using the following formula:
Example: In MOVITOOLS
®
MotionStudio, P137 Emergency stop ramp is set to 2 sec-
onds.
Conversion to 1/s
2
:
The values that are entered in the MOVISAFE
®
Assist/Config software interface are
based on the measuring section. This means that the motor revolutions still have to be
converted to the measuring section.
2146440459
2146443531
2146367499
a
v
t
a
t
=
=
[]
[]
3000 1
60
12
min
min
a =
[]
[]
=
⎡
⎣
⎤
⎦
3000 1
2
60
90000 1
2
min
min
min
a
ss
s=
⎡
⎣
⎤
⎦
=
⎡
⎣
⎤
⎦
[]
×
[]
=
⎡
⎣
⎤
⎦
90000 1
90000 1
60 60
25 1
2
2
2
min
min
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