Mitsubishi Electric FX3S Series User Manual page 120

FX /FX /FX
3S 3G 3GC
Built-in Positioning Functions
3) High-speed output special adapter (set to "forward/reverse rotation pulse train")
a) Connection of PLC to servo amplifier
b) Image of PLC output and output waveform
2. Setting of command pulse input method for servo amplifier (drive unit)
Set the following servo amplifier (drive unit) parameter so that the pulse train input method of the servo
amplifier (drive unit) matches the pulse output method of the PLC as shown in the following tables.
Command pulse input
method
Logic of command pulse
Parameter setting for each series of MELSERVO servo amplifier:
MR-J4A
MR-J3A
MR-JNA
MR-J2A, MR-J2SA
MR-HA
MR-CA
MR-JA
*1.

B - 76
Downloaded from ManualsNet.com
/FX /FX PLC User's Manual - Positioning Control Edition
3U 3UC
FX -2HSY-ADP
3U
Y0/2+
Equivalent
to AM26C31
Y0/2-
Y4/6+
Y4/6-
SGA
SGA
The output waveform shown below is based on the SGA terminal of the high-speed output special
adapter. If the SGB side of the high-speed output special adapter is used, the output waveform will be
that of the SGB terminal.
Forward rotation pulse
train (Y000)
ON
Image of output
OFF
ON/OFF operation
+ High
Output
Low
waveform
High
-
Low
Reverse rotation pulse
train (Y004)
ON
Image of output
OFF
ON/OFF operation
+ High
Output
Low
waveform
High
-
Low
Pulse output from main unit
Servo amplifier
Transistor output (sink output)
(drive unit)
Series Parameter No.
13
13
13
21
21
7
7
is for settings other than the command pulse output form.
search engine
Forward rotation
pulse train
Reverse rotation
pulse train
Forward rotation
Pulse train + direction
"Pulse train + sign"
"Negative logic"
Pulse train + direction
Negative logic
0211
0011
*1
11
0011
*1
011
011
1
For details, refer to the Servo amplifier manual.
4.6 Setting of Various Items on Servo Amplifier (Drive Unit) Side
MR-J3A servo
amplifier
PP 10
PG 11
NP 35
NG 36
SD
Plate
Reverse rotation
Pulse output from high-speed output special
adapter
Differential line driver
Pulse train + Forward rotation pulse train,
direction reverse rotation pulse train
"Pulse train + Forward rotation pulse train,
sign" Reverse rotation pulse train
"Negative logic" "Negative logic"
Set value
Forward/reverse rotation pulse
Negative logic
*1
4 Before Programming
train
0210
0010
*1
10
0010
*1
010
010
*1
0