Mitsubishi Electric MR-J2S-CP Instruction Manual page 61

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