Siemens SINAMICS G120 - Page 18

Table 4-2 Explanation regarding encoder combinations
--- This combination is not permissible.
① Position controllers and speed controllers use the same encoder on the motor shaft.
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1
.
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Depending on the gear ratio, restric‐
tions regarding the accuracy of the
position control.
Not suitable for position control in
the case of mechanical slip on the
load side
② The position controller evaluates an encoder on the motor shaft or on the load side.
The speed controller operates without an encoder.
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Restrictions regarding the accuracy
and dynamic performance of the po‐
sition control
Not suitable for the position control
of hoisting gear
The "Travel to 󹪝xed stop" EPos func‐
tion is not possible.
Permissible encoder combinations
Basic positioner
16 Function Manual, 09/2020, FW V4.7 SP13, A5E34257659B AG