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R7M-MS4

P. 3 / 7

EM-7803-Q Rev.3

EXTERNAL DIMENSIONS

  unit: mm (inch)

4

5

6

7

1

2

3

10 11 12 13

2

3

4

1

15 16 17 18

7

8

9

6

14

5

30 (1.18)

[5 (.20)]

3 (.12)

5.5 (.22)

DIN RAIL

35mm wide

54 (2.13)

17 (.66)

50 (1.97)

18.5 (.73)

115 (4.53)

7–M3 SCREW

TERMINALS

for Modbus, POWER

18–M3 SCREW 

TERMINALS

for INPUT

6 (.24)

6 (.24)

CONNECTION DIAGRAM

Connect the unit as in the diagram below.

4

7

6

3

2

5

1

0V

24VDC

FG

SLD

DG

DB

DA

■ 

Input Connection Example

10

H0

11

S0

2

L0

INPUT 0

H1

S1

L1

INPUT 1

H2

S2

L2

INPUT 2

H3

S3

L3

INPUT 3

12

13

4

15

16

7

17

18

9

Hn

Sn

Ln

3

2

1

POTENTIOMETER

max.

min.

+

EXTENSION CONNECTOR

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  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

2

 

(AWG26 - 22)
Recommended manufacturer: Japan Solderless Terminal 
MFG.Co.Ltd
Others: 0.25 to 1.65 mm

2

 (AWG 22 to 16)

Recommended manufacturer: Japan Solderless Terminal 
MFG.Co.Ltd, Nichifu Co.,ltd

6 (.24) max

3.3 (.13) max

mm (inch)

056 222 38 18

[email protected]

www.sentronic.com

SENTRONIC

AG

Summary of Contents for R7M-MS4-R

Page 1: ...lightning surge protectors for those wires connect ed to remote locations Choose a surge protector with its maximum surge voltage 40V or less between lines Rec ommended M System model MDP D24 POWER IN...

Page 2: ...AUD RATE Baud Rate is selected with the rotary switch 5 4 3 2 1 0 9 8 7 6 Baud Rate Setting 0 38 4 kbps factory setting 1 19 2 kbps 2 9600 bps 3 4800 bps EXTENSION MODULE Combinations with all extensi...

Page 3: ...ETER max min EXTENSION CONNECTOR 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...

Page 4: ...g R7M are stated below Use control panels with an internal panel plate both made of metal when installing the R7M Make sure to adequately ground the control panel and the internal panel plate with a t...

Page 5: ...d the panel cover with an earth strap grounding may be strengthened and EMC may be improved Ground the control panel at low impedance using e g braided wires Keep the opening for ventilation as small...

Page 6: ...ons are illustrated in the next page Keep cables as short as possible It prevents noise emissions from the cables and noise overlapping to the cables Attach a ferrite core to reduce noise impact to th...

Page 7: ...us Keep the cable as short as possible To external apparatus Shielded Cable Earth Clamp Remove a part of the shielded cable cover and ground it to the internal panel plate using an earth clamp To conn...

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