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KROHNE UFC 500 HART User Manual

Page 44

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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

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44

Data Byte #7

Display totalizer control, affects the local display of the instrument and the one of the HART
communicator HC275:
0 - "+Totalizer",
1 - "-Totalizer",
2 - "+/-Totalizers",
3 - "Totalizers' sum",
4 - "All totalizers",
5 - "No display".
Any other value will be truncated and responded back as 5 ("No display").

Data Byte #8

Display errorsí control, affects the local screen of the instrument and defines a mask for
transmitter, that is used while handling a Bit #4, More Status Available, of the Field Device
Status Byte:
0 - "No messages",
1 - "Ultrasonic errors",
2 - "Totalizer errors",
3 - "All errors".
Any other value will be truncated and responded back as 3 ("All errors").

Data Byte #9

Transmitter Variable TransitTime display control, affects the local display of the instrument
and the one of the HART communicator HC275:
0 - "No display",
1 - "Display".
Any other value will be truncated and responded back as 1 ("Display").

COMMAND-SPECIFIC RESPONSE CODES

0

No Command-Specific Errors

1-4

Undefined

5

Too Few Data Bytes Received

6

Local Device User

7

In Write Protect Mode

8-27

Undefined

28

Invalid Units Code (for any of the four units)

29-113

Undefined

114

Reverse Range Exceeded Max and was Corrected

115

Reverse Range Surpassed Min and was Corrected

116-127 Undefined