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R7M-DC8C

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201  Fax: +81(6)6659-8510  E-mail: [email protected]

EM-7803-U Rev.4  P. 7 / 7

Noise

Filter

Motor
Drive Cable

Maintain distance between
cables and noise sources.

Grounding in pig tail form
is not effective.

• P

oints 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-DC8C

Page 1: ...installed such that appropriate clearance and creepage distances are maintained to con form to CE requirements Failure to observe these re quirements may invalidate the CE conformance The actual insta...

Page 2: ...s place digit of the address 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 Node Address Setting x1 Factory setting 00 Node Address Setting x10 BAUD RATE Baud Rate is selected with the rotary switch 5 4 3 2...

Page 3: ...6 9 15 Y4 Y7 COM1 COM1 8 Points common 10 14 1 2 5 11 24V 24V DC Y0 0V Y3 15 Y4 18 Y7 COM0 COM0 6 9 COM1 COM1 24V DC 5 2 6 4 7 13 8 9 14 12 15 11 16 17 18 COM0 COM0 COM0 Y0 Y1 Y2 Y3 COM0 COM1 COM1 COM...

Page 4: ...d cautions when installing 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 inte...

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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