KROHNE OPTISONIC V6 Modbus User Manual
Page 18
2011-07-19
OPTISONIC_V6_Modbus_6.doc
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Parameter / Variable
(short description)
Register Name
Bit Bit Name
Explanation
Relative
address
Absolute
address,
non-
Modicon
Absolute
address,
Modicon-
comp.
Units
Out of range FLOW
Alarm&Status Pipe
4 A OOR_Flow
Status signal flow rate is out of range,
activated at overspeeding by 25%.
1
5001
5002-5003
(2 regs)
[status]
Correction out of range
REYNOLDS
Alarm&Status Pipe
5 A OOR_Reynolds
Alarm flag indicating Reynolds number
out of range
1
5001
5002-5003
(2 regs)
[status]
Correction out of range
PATH SUBSITITION
Alarm&Status Pipe
6 A OOR_Substit
Alarm flag indicating gas velocity is out
of range where path substitution can be
applied. This signal only appears in
case of active path substitution (at least
one path failing) and gas velocity is out
min/max limits OR Reynolds number is
out of min/max limits OR no valid
velocity profile is available.
1
5001
5002-5003
(2 regs)
[status]
Flow direction
Alarm&Status Pipe
16 S Flow_Direction
Status signal indicating flow direction:
0 = Forward flow
1 = Reverse flow
1
5001
5002-5003
(2 regs)
[status]
Low flow cut-off
Alarm&Status Pipe
17 S LowFlowCutOff
Status signal indicating low flow cut-off:
0 = Flow velocity above threshold.
1 = Flow velocity below threshold.
1
5001
5002-5003
(2 regs)
[status]
Reset occurred: All
Totalisers
Alarm&Status Pipe
18 S ResetTotals
Status signal indicating totalisers have
been reset.
Note: This operation is only allowed for
specially authorized personnel.
1
5001
5002-5003
(2 regs)
[status]
Channel 1 Unreliable
Alarm&Status
Channel_1
0 A Ch_Unreliable
Alarm flag indicating path error (channel
1): channel unreliable.
2
5002
5004-5005
(2 regs)
[status]
Channel 1 Down
Alarm&Status
Channel_1
1 A Ch_Down
Alarm flag indicating path error (channel
1): channel down.
2
5002
5004-5005
(2 regs)
[status]
Channel 1 Down:
Deviation SoS too large
Alarm&Status
Channel_1
2 A Ch_Deviation_SOS
Alarm flag indicating path error (channel
1): SOS deviation too large.
2
5002
5004-5005
(2 regs)
[status]
Channel 1 Down: Signal
lost
Alarm&Status
Channel_1
3 A Ch_Signal_Lost
Alarm flag indicating path failure
(channel 1): signal lost.
2
5002
5004-5005
(2 regs)
[status]