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KROHNE IFC 010 Converter HART User Manual

Page 27

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HARTÆ Communications Protocol

IFC010 Command Specification Rev: 1.0

Release Date: 29 May 1997

© 1997 KROHNE Mefltechnik D-47058 Duisburg

Page

27

Delete/acknowledge error messages. Those errors will be deleted that became inactual, i.e. which reasons disappeared.

REQUEST DATA BYTES

NONE

RESPONSE DATA BYTES

NONE

COMMAND-SPECIFIC RESPONSE CODES

0

No Command-Specific Errors

1-7

Undefined

8

Update Failure

9-127

Undefined

8.22

Command #154

Read RS485 Communication Parameters

Reads the parameters of a serial communication that can run simultaneously with HART via RS485 interface.

REQUEST DATA BYTES

NONE

RESPONSE DATA BYTES

#0

#1

RS485

RS485

CONTROL

DEVICE

BYTE

ADDRESS

Data Byte #0

Bit-mapped control variable:

Bit #7..Bit #4 - RS485 baudrate:
0000 - м1200о
0001 - м2400о
0010 - м4800о
0011 - м9600о
0100 - м19200о

Bit #3..Bit #0 - RS485 mode:
0000 - ìOffî
0100 - ìKROHNE Protocolî

Data Byte #1

The device bus address in RS485-based network.

COMMAND-SPECIFIC RESPONSE CODES

0

No Command-Specific Errors

1-127

Undefined

8.23

Command #155

Write RS485 Communication Parameters

Writes the parameters of a serial communication held via RS485 interface.

REQUEST DATA BYTES

#0

#1

RS485

RS485

CONTROL

DEVICE

BYTE

ADDRESS