background image

R7M-RS4

P. 7 / 7

EM-7803-C Rev.5

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.

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...

Reviews: