background image

R7C-EC8A

EM-7801-O  Rev.2  P. 6 / 6

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 R7C 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 

CC-Link, ground the

cable shield using

an earth clamp.

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

056 222 38 18

[email protected]

www.sentronic.com

SENTRONIC

AG

Summary of Contents for R7C-EC8A/UL

Page 1: ...d by a Class 2 power sup ply CONFORMITY WITH EU DIRECTIVES The equipment must be mounted inside the instrument panel of a metal enclosure The actual installation environments such as panel con figurations connected devices connected wires may af fect the protection level of this unit when it is integrated in a panel system The user may have to review the CE requirements in regard to the whole syst...

Page 2: ... 0 7 Y1 Output 1 3 Y2 Output 2 8 Y3 Output 3 4 Y4 Output 4 9 Y5 Output 5 5 Y6 Output 6 10 Y7 Output 7 CONNECTING THE EXTENSION MODULE 1 Remove the extension connector cover located at the side of the basic module 2 Connect the extension module 3 Mount the combined module on a DIN rail TERMINAL CONNECTIONS Connect the unit as in the diagram below EXTERNAL DIMENSIONS unit mm inch 11 5 45 7 8 6 9 10 ...

Page 3: ...ol panel This is effective not only to ensure general safety but also to contain noise emissions by the R7C inside the control panel We conduct a series of testing to see that the product conforms to EMC Direc tive while it is installed in the control panel Warning and cautions when installing R7C are stated below Use control panels with an internal panel plate both made of metal when installing t...

Page 4: ...ep the opening for cabling as small as possible Install an electromagnetically shielded gasket when noise leaks through the opening Shielding is strengthened by 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 control panel at low impedance using e g b...

Page 5: ...tions 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 the signal cables susceptible to the noise Ferrite core can be attached close to the cable outlet of the control panel or close to the I O terminal or connector whichever is more effective Also the im...

Page 6: ...tus 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 CC Link ground the cable shield using an earth clamp Keep the wires away from each other at both ends of the filter 056 222 38 18 mailbox sentronic ...

Reviews: