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■ CONNECTION DIAGRAM
4
RXD+ (TR+)
5
RXD– (TR–)
1
TXD+ (NC)
2
TXD– (NC)
3
FG
6
24V DC
7
0V
Note 1: Terminal numbers in parentheses are for half-duplex communication model.
Note 2: In order to improve EMC performance, bond the FG terminal to ground.
Caution: FG terminal is NOT a protective conductor terminal.
WIRING INSTRUCTIONS
■ SCREW TERMINAL
Torque: 0.5 N·m
■ SOLDERLESS TERMINAL
Refer to the drawing below for recommended ring tongue
terminal size. Spade tongue type is also applicable.
Recommended solderless terminal:
• Communication cables
Applicable wire size: 0.2 to 0.5 mm
Recommended manufacturer: Japan Solderless Terminal
MFG. Co., Ltd.
• Others
Applicable wire size: 0.25 to 1.65 mm
Recommended manufacturer: Japan Solderless Terminal
MFG. Co., Ltd. or Nichifu Co., Ltd.
3.3 (.13) max
4 (.16) min
Output Connection Examples
10
+24V
2
Y0
10
+24V
3
Y2
1
0V
4
Y4
2
Y0
5
Y6
6
Y8
7
YA
18
YF
8
YC
9
YE
11
Y1
12
Y3
13
Y5
14
Y7
15
Y9
16
YB
17
YD
18
YF
1
0V
(AWG 26 to 22)
2
(AWG 22 to 16)
2
3.2 (.13) dia.
mm (inch)
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
–
+
R7HL-DC16A
EM-7812-G Rev.4 P. 4 / 5
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