Commissioning – Lenze ECSCPxxx User Manual
Page 104
Commissioning
Basic terms of positioning
Machine parameters
l
104
EDBCSXP064 EN 8.0
Gearbox ratio (C1202/C1203)
The gearbox ratio specifies the number of revolutions of the motor axis at which the
spindle revolves exactly once.
It is entered into the codes C1202 (gearbox factor numerator) and C1203 (gearbox factor
denominator). For the example described above, it follows that:
Gearbox ratio (i)
+
1239 [rev.
ńmin.]
100 [rev.
ńmin.]
+ 12.39
Gearbox ratio (i)
+
n
Motor
[rev.
ńmin.]
n
Gearbox_output
[rev.
ńmin.]
+ Z2
Z1 +
C1202
C1203
)
Note!
The gearbox ratio regarding the ratio of speeds (n
Motor
/n
Gearbox
) is entered
inverse to the ratio of number of teeth (Z2/Z1) and the circumferences
(U2/U1).