Yokogawa DO202 2-Wire Dissolved Oxygen Analyzer User Manual

Page 34

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IM 12A00A01-61E

Foundation Fieldbus 3-29

3-29

Relative

Index

Index

Parameter

Name

Factory Default

Write

Mode

Explanation

25

1025

FREE_TIME

0

Percent of the block processing time that is free to process
additional blocks. EXA does not support this.

26

1026

SHED_RCAS

640000 (2S)

AUTO

Time duration at which to give up on computer writes to function
block RCas locations. Supported only with PID function.

27

1027

SHED_ROUT

640000 (2S)

AUTO

Time duration at which to give up on computer writes to function
block ROut locations. Supported only with PID function.

28

1028

FAULT_STATE

1

Condition set by loss of communication to an output block, failure
promoted to an output block or a physical contact. When fail-safe
condition is set, Then output function blocks will perform their
FSAFE actions.

29

1029

SET_FSTATE

1

AUTO

Allows the fail-safe condition to be manually initiated by selecting Set.

30

1030

CLR_FSTATE

1

AUTO

Writing a Clear to this parameter will clear the device fail-safe
state if the field condition, if any, has cleared.

31

1031

MAX_NOTIFY

3

Maximum number of unconfirmed notify messages possible.

32

1032

LIM_NOTIFY

3

AUTO

Maximum number of unconfirmed alert notify messages allowed.

33

1033

CONFIRM_TIM

640000 (2S)

AUTO

The minimum time between retries of alert reports.

34

1034

WRITE_LOCK

Not locked

AUTO

If set, no writes from anywhere are allowed, except to clear
WRITE_LOCK. Block inputs will continue to be updated

35

1035

UPDATE_EVT

This alert is generated by any change to the static data.

36

1036

BLOCK_ALM

The block alarm is used for all configuration, hardware,
connection failure or system problems in the block. The cause of
the alert is entered in the subcode field. The first alert to become
active will set the Active status in the Status attribute.
As soon as the Unreported status is cleared by the alert
reporting task, another block alert may be reported without
clearing the Active status, if the subcode has changed.

37

1037

ALARM_SUM

Enable

The current alert status, unacknowledged states, unreported
states, and disabled states of the alarms associated with the
function block.

38

1038

ACK_OPTION

0xFFFF

AUTO

39

1039

WRITE_PRI

0

AUTO

Priority of the alarm generated by clearing the write lock.

40

1040

WRITE_ALM

This alert is generated if the write lock parameter is cleared.

41

1041 ITK_VER

4

Version number of interoperability test by Fieldbus Foundation
applied to EXA.

42

1042 SOFT_REV

EXA software revision number.

43

1043

SOFT_DESC

Yokogawa internal use.

44

1044

SIM_ENABLE_
MSG

Null

AUTO

Software switch for simulation function.

45

1045

DEVICE_
STATUS_1

0

Device status (VCR setting etc.)

46

1046 DEVICE_

STATUS_2

0

Device status (failure or setting error etc.)

47

1047

DEVICE_
STATUS_3

0

Device status (function block setting.)

48

1048

DEVICE_
STATUS_4

0

Not used.

49

1049

DEVICE_
STATUS_5

0

Not used.

50

1050

DEVICE_
STATUS_6

0

Not used.

51

1051

DEVICE_
STATUS_7

0

Not used.

52

1052

DEVICE_
STATUS_8

0

Not used.

53

1053

SOFTDWN_
PROTECT

1

Not used.

54

1054

SOFTDWN_
FORMAT

1

Not used.

55

1055

SOFTDWN_
COUNT

0

Not used.

56

1056

SOFTDWN_
ACT_AREA

0

Not used.

57

1057

SOFTDWN_
MOD_REV

1, 0, 0, 0, 0, 0,
0, 0, 0

Not used.

58

1058

SOFTDWN_
ERROR

0

Not used.

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