Icon Description
Alarm : indicates the alarm for low pressure, volume sensor,
system, temperature, flow rate, pressure limit, and daily corrected
volume limit.
IrDA : indicates that communication with the device via the front
panel IR port is enabled.
Navigation key function indicator : as you navigate through the
options in each operating mode, this icon indicates the keys that
are active for the selected option.
Pulse output channel indicator : indicates which of the 4 pulse
output channels are enabled, and flashes when a pulse is
transmitted.
Smile : indicates the HMI is unlocked. The navigation keys are
functional.
Star : The Star icon turns on during pressure and temperature
measurement, which typically occurs every 30 seconds.
1.4.2 Keypad
The keypad is used for scrolling through the menu options. The following table lists the keys.
Option Description
Use these keys for unlocking the keypad and activating the display. To
unlock the keypad, press and hold ESC and UP arrow at the same time
until display text appears.
Use these keys for scrolling up and down in a menu. You can also use to
enter input by increasing and decreasing a value at the current position.
Use these keys for navigating to the next and/or previous digit. Use
these keys to move the cursor one character at a time, in forward or
backward directions.
Use this key to access the main menu or display the submenu of the
current menu. It is also used for accepting an input value.
Use this key to display the Home screen, cancel an entry, or go back to
the previous menu.
To conserve battery power, after each processing cycle the EC350 keypad is locked, if there is no input
received within the time out period (1 to 10 minutes).
1 About EC350
1.4 îMain interfaces of EC350
Honeywell 2024
14
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