2] operation patterns and signal assignments – IAI America ERC3 User Manual
Page 135
Chapter 3 Wiring
3.4 MEC Mode 1 (Operation with PLC)
125
[2] Operation Patterns and Signal Assignments
The signal assignment of cable by the operation pattern is as shown below. Follow the table
below to connect external equipment (such as a PLC).
Operation pattern
Stopping at 2 points
(2-point positioning)
Stopping at 3 points
(3-point positioning)
Pin
No.
Wire
Color
Category
Movement by 1 input
between 2 points
[Single-solenoid mode]
Movement by 2 input
between 2 points
[Double-solenoid mode]
Movement by 2 input
between 3 points
[3-point positioning]
A1
Drain
Frame ground
FG
B1
BR
Control power unit +24V
CP
A2
–
–
–
B2
RD
Control power unit 0V
CP_GND
A3
RD 1
Brake forcible release
BK
B3
OR
Motor power unit +24V
MP
A4
OR 1
Emergency-stop input
EMG
B4
YW
Motor power unit 0V
MP_GND
A5
–
–
–
B5
GN
–
–
A6
–
–
–
B6
BR 1
–
–
A7
BL
–
–
B7
PL
–
–
A8
GY
–
–
B8
WT
–
–
A9
BR 2
IN0
ST0
ST0
B9
RD 2
IN1
–
ST1
A10
OR 2
IN2
RES
RES
B10
YW 2
IN3
–
–
A11
GN 2
IN4
–
–
B11
BL 2
Input
IN5
–
–
A12
PL 2
OUT0
LS0/PE0
LS0/PE0
B12
GY 2
OUT1
LS1/PE1
LS1/PE1
A13
WT 2
OUT2
HEND
LS2/PE2
B13
BK
Output
OUT3
*ALM
*ALM
Signal with “*” expresses the signal of active low.
(Reference) Signal of Active Low
Signal with “*” expresses the signal of active low. A signal of active low is a signal that the input signal is
processed when it is turned OFF, output signal is ordinary ON while the power is ON, and turns OFF when
the signal is output.