R7M-EC16A
P. / 6
EM-7803-J Rev.3
CONNECTION DIAGRAM
Connect the unit as in the diagram below.
EXTENSION CONNECTOR
10
17
18
1
YD
16
YB
0V
YF
15
Y9
14
Y7
13
Y5
12
Y3
11
Y1
9
YE
8
YC
7
YA
6
Y8
5
Y6
4
Y4
3
Y2
+24V
Y0
2
■
Output Connection Example
10
1
2
Y0
0V
+24V
+
–
18
YF
WIRING INSTRUCTIONS
■
SOLDERLESS TERMINAL mm (inch)
Refer to the drawing below for recommended ring tongue
terminal size. Spade tongue type is also applicable. Solder-
less terminals with insulation sleeve do not fit. Applicable
wire size: 0.3 – 0.75 mm
2
3.2 (.13) dia.
4 min.
(.16)
12 (.47) max.
6 max. (.24)
3 (.12) max.
CONNECTING THE EXTENSION MODULE
1) Remove the extension connector cover located at the side
of the basic module.
2) Connect the extension module.
3) Mount the combined module on a DIN rail.
COMPONENT IDENTIFICATION
0 1 2 3 4 5 6 7 8 9 A B C D E F
10 11 12 13
2
3
4
1
15 16 17 18
7
8
9
6
14
5
Discrete I/O Status Indicator LED
Output Terminals
■
OUTPUT TERMINAL ASSIGNMENT
■
DISCRETE I/O STATUS INDICATOR LED
Discrete I/O modules including those for extensions have
LED indicators showing I/O signal status.
Contact ON : LED ON
Contact OFF : LED OFF
10
+24V
11
Y1
12
Y3
1
0V
2
Y0
3
Y2
13
Y5
4
Y4
14
Y7
5
Y6
15
Y9
6
Y8
16
YB
7
YA
17
YD
8
YC
9
YE
18
YF
NO.
ID
FUNCTION
NO.
ID
FUNCTION
1
0V
0V (common)
10 +24V 24V DC
2
Y0
Output 0
11 Y1
Output 1
3
Y2
Output 2
12 Y3
Output 3
4
Y4
Output 4
13 Y5
Output 5
5
Y6
Output 6
14 Y7
Output 7
6
Y8
Output 8
15 Y9
Output 9
7
YA Output 10
16 YB Output 11
8
YC Output 12
17 YD Output 13
9
YE Output 14
18 YF Output 15
056 222 38 18
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