MITSUBISHI ELECTRIC MR-J2S- CL - Manual (Page 59)

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3. SIGNALS AND WIRING
(4) Communication
POINT
Refer to Chapter 15 for the communication function.
Signal
Signal
symbol
Connector
pin No.
Functions/Applications
RS-422 I/F SDP
SDN
RDP
RDN
CN3-9
CN3-19
CN3-5
CN3-15
RS-422 and RS-232C functions cannot be used together.
Choose either one in parameter No. 16.
RS-422 termination TRE CN3-10 Termination resistor connection terminal of RS-422 interface.
When the servo amplifier is the termination axis, connect this terminal to RDN
(CN3-15).
RS-232C I/F TXD
RXD CN3-2
CN3-12
RS-422 and RS-232C functions cannot be used together.
Choose either one in parameter No. 16.
(5) Power supply
Signal
Signal
symbol
Connector
pin No.
Functions/Applications
I/F internal power
supply VDD CN1B-3 Used to output 24V 10% to across VDD-SG.
When using this power supply for digital interface, connect it with COM.
Permissible current : 80mA
Digital I/F power
supply input COM CN1A-9
CN1B-13
Used to input 24VDC (200mA or more) for input interface.
Connect the positive ( ) terminal of the 24VDC external power supply.
24VDC 10%
Open collector power
input OPC CN1A-11 When you use a manual pulse generator , supply this terminal with the positive ( )
power of 24VDC.
Digital I/F common SG CN1A-10
20
CN1B-10
20
Common terminal for input signals such as SON and EMG. Pins are connected
internally.
Separated from LG.
15VDC power supply P15R CN1A-4
CN1B-11
Outputs 15VDC to across P15R-LG. Available as power for VC and VLA.
Permissible current: 30mA
Control common LG CN1A-1
CN1B-1
CN3-1,
11
3,
13
Common terminal for TLA, VC, OP, MO1, MO2 and P15R.
Pins are connected internally.
Shield SD Plate Connect the external conductor of the shield cable.