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Inputs/outputs, Inputs/outputs -2 – Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual

Page 88

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Publication 1797-6.5.6 - June 2005

18-2 1797-BIC Bus Isolator Module and 1797-CEC Flexbus Connector

Inputs/Outputs

Do not apply any non-intrinsically safe signals to the FLEX Ex backplane
connector.

When using as an intrinsically safe electrical apparatus according to EN50020,
the European directives and regulations must be followed.

ATTENTION

For proper operation, cycle power to the 1797-BIC at the
same time power is cycled to the associated adapter.

1794

Adapter

1797

CEC

1797

BIC

1797 I/O

& Base

1797 I/O

& Base

1797 I/O

& Base

1797 I/O

& Base

1797

power

supply

24V dc

power

supply

42754