Operation – MITSUBISHI ELECTRIC MR-J2S- CP User Manual
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4. OPERATION
(b) ST1 coordinate system selection (parameter No.1)
Choose the servo motor rotation direction at the time when the forward rotation start (ST1) signal
or reverse rotation start (ST2) signal is switched on.
Servo motor rotation direction
Parameter No.1 setting
Forward rotation start (ST1) ON
Reverse rotation start (ST2) ON
0
CCW rotation (address incremented)
CW rotation (address decremented)
1
CW rotation (address incremented)
CCW rotation (address decremented)
ST1:ON
CCW
CW
ST2:ON
Parameter No. 1
ST2:ON
CCW
CW
ST1:ON
0
Parameter No. 1
1
(c) Feed length multiplication selection (parameter No.1) Set the unit multiplication factor (STM) of
position data.
Parameter No.1 setting
Position data input range [mm]
0
0 to 999.999
1
0 to 9999.99
2
0 to 99999.9
3
0 to 999999
(3) Operation
Choose the point table using DI0 to DI4 and short ST1-SG to make a motion in the forward rotation
direction over the distance of the position data under the conditions of the preset speed, acceleration
time constant and deceleration time constant. Short ST2-SG to make a motion in the reverse rotation
direction in accordance with the point table settings.
Item Setting
method
Description
Automatic operation mode selection
Automatic/manual selection (MD0)
MD0 is turned on.
Point table selection
Point table No. selection 1 (DI0)
Point table No. selection 2 (DI1)
Point table No. selection 3 (DI2)
Point table No. selection 4 (DI3)
Point table No. selection 5 (DI4)
Refer to section 4.2.1, (2).
Forward rotation start (ST1)
Short ST1-SG (ON) to start motion
in forward rotation direction.
Start
Reverse rotation start (ST2)
Short ST2-SG (ON) to start motion
in reverse rotation direction.