INFICON BCG450-SP ATM to Ultra-High Vacuum Triple Gauge (Profibus) User Manual

Page 37

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tira41e1 (2005-06) BCG450SPv1.cp

37

This parameter indicates the detectable warnings occurring in connection with the
Pirani measuring part. The present implementation allows detection of one warning.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Byte 0

0

0

0

0

0

0

0

0

Byte 1

0

0

0

0

0

0

Electronics Warning

0

The Sensor Warning bits defined here are copied into the Device Block ID 28 in the
"Device Exception Detail Warning" range of the Pirani measuring part.


ID

Name

Structure Data type

Bytes Access

Store Initial Value

14

Hot Cathode
Block State
Command

Rec

1

1_W
2_W

FALSE

101 Block Type

Simple

Octet
string

4

2_R

16

102 Status

Extension

Simple

UINT8

1

1_R
2_R

V

0

103 Sensor

Alarm

Struct

Array of
2 bytes

2

1_R
2_R

V

0

104 Sensor

Warning

Struct

Array of
2 bytes

2

1_R
2_R

V

0

105 Emission

Status

Simple

Boolean

1

1_R/W
2_R/W

V

0

106 Emission

Current

Simple

FLOAT

4

1_R/W
2_R/W

NV

109 Degas

Status

Simple

Boolean

1

1_R
2_R

V

201 Emission

User Mode
State

Simple

Boolean

1

1_R
2_R

V

0

According to the table in Appendix A, the Block Type ID has the value "16".

This parameter indicates that the overrange or underrange of the Hot Cathode Ion
Gauge instance is exceeded.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0

0

0

0

0

Underrange

Exceeded

Overrange

Exceeded

Reading

Invalid

If the instance is operated in its overrange or underrange, the corresponding bit
and additionally the bit "Reading Invalid" is set.

If an error occurs, the bit "Reading Invalid" as well as the corresponding error bits
in Device Block (ID 26, 27, 28 Device Block) are set.

This parameter indicates the detectable errors occurring in connection with the BA
measuring part. The present implementation allows detection of one error.

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Byte 0

0

0

0

0

0

0

0

0

Byte 1

0

0

0

0

0

0

Electronics Failure

1)

0

1)

Electronics Failure includes a sensor error.

The Sensor Alarm bits defined here are copied into the Device Block ID 27 in the
"Device Exception Detail Alarm" range of the BA measuring part.

3.3.2.4 Sensor Warning

3.3.3 Hot Cathode Ion Gauge

Transducer Block /
SLOT 1 / Instance 2

3.3.3.1 Block Type

3.3.3.2 Status Extension

3.3.3.3 Sensor Alarm

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