Ground the module, Inputs – Rockwell Automation 1794-IE8H, Series B FLEX I/O 8 Input Hart Analog Module Installation Instructions User Manual

Page 11

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FLEX I/O 8 Input HART Analog Module 11

Publication

1794-IN108D-EN-P - January 2014

Ground the Module

All I/O wiring must use shielded wire. Shields must be terminated external to
the module, such as bus bars and shield-terminating feed-throughs.

Inputs

Each input can be operated from an analog field device signal.
The channels in these modules are electrically connected to each other and
have a common plus-line.

IMPORTANT

When interconnecting several lines, you must consider the total accumulated
power.

44862

43852

HART

Modem

1794-IE8H/B

Bus

uC

Flexbus

10

Ω

23.7 V

273

Ω

+V

-V

+

4...20 mA

sig

-

Xmit

4...20 mA

Xmit

I

P

I

P

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