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2 General Specifications
MITSUBISHI CNC
42
(6) Transfer speed changeover switch (DS)
(7) Station No. changeover switch (CS)
(8) Remote I/O unit I/F #1 (RIO1)
(9) Remote I/O unit I/F #2 (RIO2)
<Cable side connector type>
Connector: 1-178288-3
Contact: 1-175218-2 x3
Recommended manufacturer: Tyco Electronics
(10) 24VDC input (DCIN)
<Cable side connector type>
Connector: 2-178288-3
Contact: 1-175218-5 x3
Recommended manufacturer: Tyco Electronics
(11) LED
1 I/O TXRX
2 I/O TXRX*
3 0V
1 I+24V
2 0V
3 FG
Name Function At fault Conditions
POWER
Green (UP)
Internal output
voltage(5VDC) check
Not lit
(1) Failure of 24VDC input
(2) Fuse is disconnected
(3) Failure of internal voltage output in I/O unit
ALM
Red (DOWN)
RIO communication
status check
Lit
(1) Partial disconnection between control unit and remote I/O unit
(2) Miswiring of connected remote I/O unit
Not used
Not used
1
4
2
5
6
7
A
D
9
B
F
E
0
C
8
3
Selection of station No.
13
13