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AW T4 20 |
U N I V ER S A L 4 - W I R E , D UA L- I N P U T T R A N SM I T T ER | O I/AW T4 2 0 - EN R E V. B
…9 Operation
Modes of operation
The transmitter has 4 modes of operation – all modes are
accessed from the
Operator
menu – see Figure 19:
•
Operating
: displays real-time sensor values on
Operating
Pages
– see page 27.
•
View
: displays diagnostic messages, alarms, output
values, signals (including the flow rate where applicable)
and (chart) traces – see page 29.
•
Log
: displays recorded diagnostic, calibration and audit
events and alarms – see page 30.
•
Configuration
: enables the transmitter to be configured –
see page 36.
Operator menus
NOTICE
Operator menus cannot be accessed directly from the
Configuration
level.
Referring to Figure 19:
•
Operator
menus
A
are accessed from any
Operator, View
or
Log
page by pressing the key
B
.
•
Operator
sub-menus (indicated by the arrow) are selected
by pressing the key
C
.
• The
Calibrate
page can be opened directly from an
Operator
page (bypassing the
Configuration
level menus) using
CAL
shortcut
D
. Press the key
C
(below the
CAL
prompt).
Figure 19 Operator menus
Operator menus comprise:
•
Operator Pages
: displays the
Operator
page for each
available sensor.
•
Data Views
: displays enabled data views.
•
Logs
: displays enabled Log views.
•
Alarm Acknowledge
: acknowledges the active alarm
displayed in the
Alarms View
.
•
Manual Hold
: holds (freezes) the current outputs and
alarms for the selected sensor(s).
NOTICE
Active values are still indicated on the display.
•
Manual Clean
: initiates a sensor cleaning cycle.
•
Ack.Sensor Removed
(displayed only if a sensor is
disconnected from the transmitter): confirms permanent
sensor removal and resets transmitter configuration
settings to factory default for the sensor input.
•
Media Card
: displays the status of the SD card and enables
the operator to place the media online/offline.
•
Autoscroll
(enabled on
Operator
pages only): displays
Operator
pages sequentially when multiple sensors are
fitted.
•
Enter Configuration
(enabled on all pages): enters
Configuration
parameters via the
Access Level
– see page
33 for access levels and password security options.
In Configuration
CAL
A
B
C
D
Autoscroll
Manual Hold
Enter Configuration
