1PosInc/Digital
3.6 Functions of the 1PosInc/Digital
ET 200S Positioning
78 Operating Instructions, 05/2007, A5E00124871-04
3.6.6 Inching (MODE 1)
Definition
You use inching mode to control the drive directly in a particular direction using the DIR_M or
DIR_P control bits.
If you start MODE 1, the 1PosInc/Digital moves the drive at the preset speed
(SPEED control bit) in the specified direction (control bit DIR_M or DIR_P).
You stop the drive by setting the control bits DIR_P = 0 and DIR_M = 0.
A change of direction is executed after the time T
min
elapses.
You can also activate inching on an unsynchronized axis (feedback bit SYNC = 0) or when
there is a pending encoder error (feedback bit ERR_ENCODER = 1) or without an encoder
connected.
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Figure 3-14 Execution of Inching