Specifications

Wiring modules Using programmable controllers
MELSEC-L Series Quick start guide 2 - 7
2.4.2 Wiring connector for external devices
The following shows an example of wiring the connectors for external devices.
LS50002
Fig. 2-5: Example: Wiring the connectors for external devices
b
CAUTION:
The pin arrangements of the connectors for external devices differ considerably from those of
the I/O modules. Be sure to confirm the flat cable arrangement in the illustration shown above
before connection.
A6CON1
L
L
L
B20 A20
B19
A19
B18 A18
B17
A17
B16
A16
B15
A15
B14
A14
B13 A13
B12
A12
B11
A11
B10 A10
B09
A09
B08 A08
B07
A07
B06 A06
B05 A05
B04
A04
B03
A03
B02
A02
B01
A01
External power supply
Output common
Input
common
Switch 1
Signal: X6
Switch 2
Signal: X7
Switch 3
Signal: X8
Lamp 1
Signal: Y0
Lamp 2
Signal: Y6
Lamp 3
Signal: Y7
The flat cable arrange-
ment and section to be
connected are as shown
on the right.
(Viewed from the inser-
tion point of the connec-
tor)
Switch 3 (X7)
Lamp 3 (Y7)
Output
common
Input common
Switch 1 (X6)
Switch 2 (X8)
Lamp 1 (Y0)
Lamp 2 (Y6)