Hart input data descriptions – Rockwell Automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Filter Module User Manual

Page 34

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34 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules

Publication

1797-5.5 - September 2011

HART Input Data Descriptions

CHn: HART Communication Status

0: HART CMD3
Communication Disabled or
No Error

1: HART CMD3
Communication
Error between
Adapter & Module

CHn: HART Comm Status (HART CMD3
Response first status byte):

Refer to User Manual

CHn: HART Field Device Status (HART
CMD3 Response second status byte):

Refer to User Manual

Chn: HART Loop Status:

Bit 0: HART enable

Bit 1: Device Connected

Bit 2: Response Error

Bit 3: CMD 48 Update

Bit 4: HART Loop Tolerance Error

Bit 5: HART Update

Bit 6: HART message

Bit 7:

0: Disabled

0: Not Connected

0: No HART message
failure

0: CMD 48 not
updated

0: No HART Current
Fault

0: HART Device
information not
updated

0: No new message

1: Enabled

1: Connected

1: Response ended in error

1: CMD 48 updated

1:HART Current Fault

1: HART Device information
updated since last read

1: HART user message
queue has completed a
message

Reserved

Where

PVA = The primary variable for this channel has been acquired.

SVA = The secondary variable for this channel has been acquired.

TVA = The tertiary variable for this channel has been acquired.

FVA = The fourth (quaternary) variable for this channel has been acquired.

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