TVA Flowmeter for Saturated Steam Service with ... - Spirax Sarco

Detailed set-up (continued)
Parameters in bold can be changed / edited.
Trigger
level
Process
variable
Event
notification
control
Event
notification
re-try time
Maximum
update time
Event
debounce
interval
Device
status
mask
Ext dev
status
mask
The level at which a transmission is
triggered.
Available if cmd 9 or cmd 33 is
selected. Enables the user to map the
device variables onto the process /
burst variables.
Enables the device to notify the
gateway of changes in condition and
status. The time of the change is also
send by the device.
The time the device will continuously
re-send the notification of the event
until an acknowledgement has been
received.
If an event or condition has not
occurred within this time period, then
the device will automatically send an
event notification to the gateway. This
period should be equal or greater than
event notification re-try time. Occurs
only once.
The time an event or a condition
must be present, before notification
is sent. This prevents spurious event
notifications.
Enables the status flags to trigger and
event notification
• More status Available: More
operational information is available
• Cold start: Power failure or device
reset has occurred
• Configuration Changed. The device
has been re-configured
• Field Device Malfunction. The device
has detected a serious problem.
• Maintenance required: Not used.
• Device variable alert: Not used.
• Critical Power failure: Not used.
- 0
Various, see
device variables
Off or Enable
event notification
on TDMA data
link layer
0.1, 0.25, 0.5, 1,
2, 4, 8, 16, 32, 60
to 3600 seconds
0.1, 0.25, 0.5, 1,
2, 4, 8, 16, 32, 60
to 3600 seconds
0.1, 0.25, 0.5, 1,
2, 4, 8, 16, 32, 60
to 3600 seconds
total
Off
32 seconds
60 seconds
4 seconds
- Unmasked
- Unmasked
46
IM-P337-62 MI Issue 1