3 - 13
3. SIGNALS AND WIRING
3.2.3 Torque control mode
10k
10k
3
MO1
1
LG
2
MO2
CN6
9
RA1
RA2
RA3
21
DICOM
48 ALM
23
ZSP
25
VLC
RA4
4
LA
5
LAR
6
LB
7
LBR
34
LG
33
OP
1
P15R
SD
CN1
49
RD
8
LZ
LZR
CN5
27
1
42
15
19
17
18
47
28
2
CN1
+
-
41
16
20
46
TC
SD
EMG
SON
RES
RS1
RS2
DOCOM
VLA
LG
SP1
SP2
P15R
DICOM
DOCOM
(Note 7)
MR Configurator
(Note 4)
24VDC
power
supply
(Note 3) Emergency stop
Servo-on
Reset
Speed selection 1
Speed selection 2
Forward rotation selection
Reverse rotation selection
Analog torque command
8V/max. torque
(Note 9) Analog speed limit
0 to 10V/rated speed
Personal
computer
10m max.
Upper limit setting
Upper limit setting
2m max.
(Note 8)
USB cable
(option)
Servo amplifier
(Note 6)
(Note 6)
Plate
Plate
(Note 6)
(Note 2)
Trouble (Note 5)
Zero speed
Limiting speed
Ready
10m max.
Encoder Z-phase pulse
(differential line driver)
Encoder A-phase pulse
(differential line driver)
Encoder B-phase pulse
(differential line driver)
Control common
Encoder Z-phase pulse
(open collector)
2m max.
Analog monitor
Max. +1mA meter
2m max.
(Note 1)
Control common
(Note 10)
(Note 10)
Note 1. To prevent an electric shock, always connect the protective earth (PE) terminal of the (terminal marked ) servo amplifier to
the protective earth (PE) of the control box.
2. Connect the diode in the correct direction. If it is connected reversely, the servo amplifier will be faulty and will not output
signals, disabling the emergency stop (EMG) and other protective circuits.
3. The emergency stop switch(normally closed contact) must be installed.
4. Supply 24VDC 10% 300mA current for interfaces from the outside. 300mA is the value applicable when all I/O signals are
used. The current capacity can be decreased by reducing the number of I/O points. Refer to section 3.8.2 (1) that gives the
current value necessary for the interface.
5. Trouble (ALM) turns on in normal alarm-free condition.
6. The pins with the same signal name are connected in the servo amplifier.
7. Use MRZJW3-SETUP 211E.
8. RS-422 can also be used to connect the servo amplifier and personal computer.
CN3
Personal computer
Recommended product: Interface cable
DSV-CABV
(Diatrend)
RS-232C/RS-422 conversion cable
Servo amplifier
To RS-232C connector
9. Use an external power supply when inputting a negative voltage.
10. For the sink I/O interface. For the source I/O interface, refer to section 3.8.3.
Содержание MELSERVO MR-J3 A Series
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