Longo programmable controller LPC-2.DT1B
3 OPERATION
Basic switching can be done with panel Push Buttons (PB).Modes of operation and commands can be
set via LPC Manager software.
It is advised to press touch-buttons respectively with finger not faster than 1 press per second.
Press should be done with whole finger tip. Brief pressing could not activate the action, because of
protection against the noise and other influence.
3.1 Operational modes
Normal mode
When CP is connected and communicating with MCU, all available functions are active
Error
In case of CP internal on communication fault, “ERR” sign appear on LCD.
Set
When any of four buttons is pressed more than certain time, “SET” sign appear on LCD and buttons
functioning is enabled. After “SET” sign is off, push buttons functions are disabled.
3.2 Parameters
If parameter is set to logical “1”, is considered to be active, enabled or set. If parameter has
logical value “0” is considered to be inactive, disabled, or cleared.
Parameter can be status, command or both. When parameter is marked as status this means that
module is sending information to controller. On the other hand, command represents request from
MCU to module.
Light x (Off/On) status
:
When any of four statuses is active, command for individual light on is
requested. Corresponding light on symbol is present on LCD screen. If status is not active,
command for individual light off is requested. Corresponding light off symbol is present on
LCD screen.
Light x (Local/Remote) status
:
Active status is telling that corresponding light on/off command is
controlled by light on command from MCU. When this status is not active, local light on/off
commands are enabled.
Communication status
:
Feed back of communication flag, received from MCU. Used for
communication diagnose between MCU and CP.
Light Off MIN value:
Feed back of Light Off MIN value received from MCU.
Below this set value,
LCD back light will turn off. Value 0 .. 100 represents 0 .. 100 % light intensity.
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