ABB SM2000 User Manual page 8

...2 OPERATION
...2.3 Chart View
Notes.
1. Current Values
The Current Value, shown on the digital indicators at the top of the screen, is the latest instantaneous value and its update
rate is not affected by the recording sample rate.
If the current value in the digital indicator is displayed in red, recording has been stopped for that channel – see Section
4.5.1, Setting the Recording Parameters.
Traces are shown only when that particular channel is being recorded. When channels are set to stop, the trace continues
to be shown for up to one sample period.
2. Alarm Status
• Flashing Red icon – Alarm Active and Unacknowledged
• Continuous Red icon – Alarm Active and Acknowledged
If alarm is active, the Global Alarm icon (
any
unacknowledged, the icon is surrounded by a red flashing border.
3. Alarm Event and Operator Message Annotations
Alarm Event and Operator Message annotations are not shown on the chart unless enabled –
see 'Chart Annotation' on Page 8 and Section 4.5.2.
If Alarm event annotation is enabled and an alarm becomes active, a red alarm icon surrounded by a channel-colored box
is displayed at the point at which the alarm occured, together with the alarm time and tag.
11:58:00 1.1A High Level
If more than one alarm occurs in the same sample period:
• If the second alarm on a channel becomes active its icon is added behind the first.
• If more than one operator messages is active (max. six) a second icon is added behind the first.
• New alarm icons appear to the left of earlier icons.
• The time and tag of the oldest alarm (right-most icon) only is displayed.
Configuration
Set Up
Historical Review
6
) is displayed in the title bar – see Fig. 2.3. If
Select the Configuration Level – see Section 4.
Select the Set Up Level – see Section 3.
Select Historical Review to view previously recorded data stored in the instrument's
onboard memory.
Note. Use the and
data.
Process Group 1
Level Pressure
Digital
2.08
Indicators
metres
0
12:00:00
11:59:00
11:58:00
11:57:00
keys to move backwards and forwards through the recorded
Historical Invalid data – e.g.
Review Active recording disabled
In Flow Out Flow Temp
4 204.9 198.9 - - - -
bar l/hr l/hr
11:58:23 Duty/Standby Pumps Switched
11:57:30 High Level
active alarm is
any
28/03/00
Values displayed
11:59:30
indicate the process
Alarm 1
status at the cursor
On
position
°C
10
Cursor