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R7M-RS4

P. 3 / 7

EM-7803-C Rev.5

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

10

INA0

2

INB0

11

INb0

INPUT 0

INA1

INB1

INb1

INPUT 1

INA2

INB2

INb2

INPUT 2

INA3

INB3

INb3

INPUT 3

12

4

13

15

7

16

17

9

18

■ 

Input Connection Example

INAn

INBn

INbn

RTD

A

B

B

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 R7 Series

Page 1: ...the instrument panel of a metal enclosure The actual installation environments such as panel con figurations connected devices and connected wires may affect the protection level of this unit when it...

Page 2: ...9600 bps 3 4800 bps EXTENSION MODULE Combinations with all extension modules are selectable OPERATING MODE Factory setting Extension SW1 1 1 2 SW1 1 SW1 2 EXTENSION OFF OFF No extension ON OFF Discre...

Page 3: ...NBn INbn RTD A B B 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...

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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