3 transducer block – INFICON HPG400-SP ATM to High-Vacuum Gauge (Profibus) User Manual
Page 33
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tira36e1-a (0310) BPG/HPG400 v1.cp
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If the pressure drops below the set threshold, the relay is activated (normally open
contact closed). If the pressure than rises above the set threshold with a hysteresis
of 10%, the relay is deactivated again (normally open contact open).
Bit
Definition
0
0
1
Low Alarm Exception: 0 = cleared; 1 = set
2
0
3
Low Warning Exception: 0 = cleared; 1 = set
4
0
5
0
6
0
7
0
Description
→ Instance 1.
Description
→ Instance 1.
This parameter is always on "1".
ID
Name
Structure Data type
Bytes Access Store
120
One Of N Status
Extension
Simple
UINT8
1
1_R
2_R
V
This parameter indicates whether the overrange or underrange of the gauge is
exceeded.
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0
0
0
0
0
Underrange
Exceeded
Overrange
Exceeded
Reading
Invalid
If the gauge 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.
ID
Name
Structure Data type
Bytes Access Store
101
Block Type
Simple
Octet string
4
2_R
102
Status Extension
Simple
UINT8
1
1/2_R
V
103
Sensor Alarm
Struct
Array of 2 bytes
2
1/2_R
V
104
Sensor Warning
Struct
Array of 2 bytes
2
1/2_R
V
140
Full Scale State
Simple
UINT8
1
1/2_R
V
According to the table in Appendix A, the Block Type ID has the value "13".
3.2.4.2 Status
3.2.4.3 Data Type
3.2.4.4 Data Unit
3.2.4.5 Reading Valid
3.3 Transducer Block
3.3.1 One Of N Vacuum Gauge
Transducer Block /
SLOT 1
3.3.1.1 One Of N Status Extension
3.3.2 Heat Transfer Vacuum
Gauge Transducer
Block / SLOT 1
3.3.2.1 Block Type