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EXTERNAL DIMENSIONS
4
5
6
7
1
2
3
CONNECTION DIAGRAM
Connect the unit as in the diagram below.
INPUT 0
10
H0
11
S0
2
L0
INPUT 1
12
H1
13
S1
4
L1
INPUT 2
15
H2
16
S2
7
L2
INPUT 3
17
H3
18
S3
9
L3
In order to improve EMC performance, bond the FG
terminal to ground.
Caution: FG terminal is NOT a protective conductor terminal.
Input Connection Example
POTENTIOMETER
max.
+
Hn
3
Sn
2
Ln
–
1
min.
unit: mm (inch)
115 (4.53)
10 11 12 13
14
15 16 17 18
1
2
3
4
5
6
7
6 (.24)
7–M3 SCREW
18–M3 SCREW
TERMINALS
for Modbus, POWER
4
DA
1
DB
5
DG
2
SLD
3
FG
6
24VDC
7
0V
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
17 (.66)
8
9
6 (.24)
TERMINALS
for INPUT
WIRING INSTRUCTIONS
■ SCREW TERMINAL
Torque: 0.5 N·m
■ 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.
Communication cable: Applicable wire size 0.2 to 0.5 mm
(AWG26 - 22)
Recommended manufacturer: Japan Solderless Terminal
MFG.Co.Ltd
Others: 0.25 to 1.65 mm
Recommended manufacturer: Japan Solderless Terminal
MFG.Co.Ltd, Nichifu Co.,ltd
R7M-MS4
54 (2.13)
DIN RAIL
35mm wide
30 (1.18)
[5 (.20)]
2
(AWG 22 to 16)
3.3 (.13) max
mm (inch)
EM-7803-Q Rev.3
2
P. 3 / 7
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