Honeywell MIWI350 Installation And Operation Manual page 28

4 Mechanical Assembly and User Interface
Heart Beat: flashes to indicate normal operation.
Lock/Unlock: indicates whether the unit is metrologically sealed or not.
Battery: indicates a low voltage condition.
Alarm: indicates an alarm condition (e.g. high pressure).
Comm: indicates that the IrDA circuit is enabled.
Navigation key function indicator: indicates the keys that are available for use during HMI
navigation.
Output channel indicator: indicates enabled pulse output channels and pulse activity.
Smile: indicates the HMI is unlocked and the navigation keys are functional.
Star: The Star indicates real-time occurrence of pressure and temperature measurement
samples.
Option Description
Unlock the keypad and activate the display. To unlock the keypad, press
and
hold
ON at the same time).
Scroll up and down in a menu or increase and decrease a value at the current
or
position.
Navigate to the next and/or previous digit. Move the cursor one character at a time,
and in forward or backward directions.
Access the main menu or display the sub menu of the current menu. It is also used
for accepting an input value.
Figure 4-8: LCD display
at the same time until display test appears. Display Test (all segments
and
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