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R7M-CT4E

P. 7 / 7

EM-7803-R Rev.3

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: 

+81(6)6659-8510  E-mail: [email protected]

Noise

Filter

Motor
Drive Cable

Maintain distance between
cables and noise sources.

Grounding in pig tail form
is not effective.

• Points of cautions applicable when wiring the R7M Series

To external apparatus

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 connect with 

apparatuses outside 
the control panel via 

Modbus, ground the

cable shield using

an earth clamp.

Keep the wires away from 
each other at both ends of 
the filter.

Summary of Contents for R7M-CT4E

Page 1: ...nts in regard to the whole system and employ additional protective measures to ensure CE conformity Install lightning surge protectors for those wires connect ed to remote locations Choose a surge pro...

Page 2: ...otary 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 extension modules are selectable OPERATING MODE...

Page 3: ...2 K3 L3 INPUT 3 12 13 15 16 17 18 Input Connection Example Kn Ln LOAD SOURCE k l CLAMP ON SENSOR EXTENSION CONNECTOR In order to improve EMC performance bond the FG terminal to ground Caution FG term...

Page 4: ...EMC Direc tive while it is installed in the control panel Warning and cautions when installing R7M are stated below Use control panels with an internal panel plate both made of metal when installing...

Page 5: ...using an electro magnetically shielded control panel By connecting the internal panel plate and the panel cover with an earth strap grounding may be strengthened and EMC may be improved Ground the con...

Page 6: ...dditional measures may be taken depending upon actual installation sites These points of cautions are illustrated in the next page Keep cables as short as possible It prevents noise emissions from the...

Page 7: ...m is not effective Points of cautions applicable when wiring the R7M Series To external apparatus Keep the cable as short as possible To external apparatus Shielded Cable Earth Clamp Remove a part of...

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