Mitsubishi Electric MR-E A Series Instruction Manual page 55

3. SIGNALS AND WIRING
3.4.2 Internal speed control mode
(1) Speed setting
(a) Speed command and speed
The servo motor is run at the speeds set in the parameters.
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The following table indicates the rotation direction according to forward rotation start (ST1) and
reverse rotation start (ST2) combination:
(Note) External input signals
ST2
Note.0: ST1/ST2-SG off (open)
1: ST1/ST2-SG on (short)
The forward rotation start signal (ST1) and reverse rotation start signal (ST2) can be assigned to
any pins of the connector CN1 using parameters No. 43 to 48.
Generally, make connection as shown below:
Forward rotation (CCW)
ST1
0 0
0 1
1 0
1 1
Reverse rotation (CW)
Rotation direction
Internal speed commands
Stop (Servo lock)
CCW
CW
Stop (Servo lock)
Servo amplifier
ST1
ST2
SG
SD
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