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290 Planning for installation
Selecting control cables
All control cables must be shielded. Use double-shielded twisted pair cable for low
voltage digital signals (control cables to on-field devices). An alternative solution is to
use single-shielded twisted multi-pair cable.
See section
on page
and chapter
Planning the electrical
installation
in the drive hardware manual.
Routing the cables
See chapter
Planning the electrical installation
in the drive hardware manual. Obey
especially these rules:
• When using redundant signaling, take care to avoid common cause failures in the
cables. This can be done by routing the two channels through two well-apart
routes, or by protecting the cabling appropriately, for example by using double-
shielded cables.
• Never mix 24V-level signals with non-ELV-signals or power feeds in the same
cable.
• Safety Related Electronic Control System (SRECS) signal cables for the
individual channels must be routed separately from the other channels at all
positions or sufficiently shielded.
• SRECS signal and electrical energy power cables must be separated at all
positions or sufficiently shielded.
• Cross-connection between the channels of the subsystem must be prevented.
• Signal paths must be physically separated (for example, separation in wiring).
Содержание FSO-21
Страница 1: ... OPTIONS FOR ABB DRIVES FSO 21 safety functions module User s manual ...
Страница 4: ......
Страница 16: ...16 Safety instructions ...
Страница 34: ...34 Safety information and considerations ...
Страница 52: ...52 Overview ...
Страница 236: ...236 PROFIsafe ...
Страница 265: ...PROFIsafe 265 2 Select your CPU from the list 3 Install the FENA 21 GSDML file ...
Страница 275: ...PROFIsafe 275 20 In ABB_Drive FB add blocks DPRD_DAT and DPWR_DAT 21 Insert values to blocks ...
Страница 282: ...282 PROFIsafe 5 To read the diagnostic messages select the I O Device Diagnostics tab ...
Страница 286: ...286 PROFIsafe ...
Страница 304: ...304 Installation ...
Страница 400: ...400 Configuration ...
Страница 488: ...488 Verification and validation ...
Страница 506: ...506 Fault tracing ...
Страница 514: ...514 Maintenance ...
Страница 536: ...536 Technical data ...
Страница 538: ...538 Dimension drawings 3AXD50000018513 ...