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KROHNE UFC 500 HART User Manual

Page 32

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HARTô Smart Communications Protocol

UFC500 Command Specification Rev: 2.0 Release Date: 9 Jun 2001

© 2001 KROHNE Mefltechnik D-47058 Duisburg

Page

32

8.16

Command #148

Read User Data

Reads the majority of parameters combined into the User Data submenu (3.5) of the instrument.

REQUEST DATA BYTES

NONE

RESPONSE DATA BYTES

#0

#1

#2

DISPLAY

OUTPUTS

TOTAL

LANG

HOLD

RESET

CODE

CONTROL

#3

...

#8

VOLUME

VOLUME

UNIT

UNIT

TEXT

TEXT

BYTE #0

BYTE #5

#9

#10

#11

TIME

TIME

UNIT

UNIT

TEXT

TEXT

BYTE #0

BYTE #2

#12

#13

#14

#15

VOLUME

VOLUME

UNIT

UNIT

FACTOR

FACTOR

MSB

MSB

#16

#17

#18

#19

TIME

TIME

UNIT

UNIT

FACTOR

FACTOR

MSB

LSB

Data Byte #0

Language used for text presentation on the local screen of the instrument:
0 - Gr.Britain/USA,
1 - German.

Data Byte #1

Defines whether the device outputs are frozen during direct instrument control via keypad, or
not:
0 - ìYesî,
1 - ìNoî.

Data Byte #2

Totalizersí reset control:
0 - Reset is disabled,
1 - Reset is enabled.

Data Byte #3-#8

ASCII-text, specifying user-defined volume unit. Say, for US barrels liquid it can be
ìUS_Balî.

Data Byte #9-#11

ASCII-text, specifying user-defined time unit. Say, for minutes it can be ìminî.

Data Byte #12-#15

Scaling factor for user-defined volume unit, relative to cubic meters, IEEE 754. Say, for US
barrels liquid it will be 8.36364.

Data Byte #16-#19

Scaling factor for user-defined time unit, relative to seconds, IEEE 754. Say, for minutes it
will be 60.