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2 operating states, Operating states – IDEC FL1E SmartRelay User Manual

Page 68

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IDEC SmartRelay installation and wiring

54

IDEC SmartRelay Manual

4. If you have enabled retentivity for at least one function, or

a function is permanently retentive, the current values are

retained at POWER-OFF.

Note

When a power failure occurs while you are entering a circuit
program, the program in IDEC SmartRelay will be deleted after
power is returned.
Before you modify the circuit program, save a backup copy of your
original to a memory cartridge, a combined memory/battery
cartridge or to a computer (WindLGC).

2.4.2

Operating states

IDEC SmartRelay base module operating states

IDEC SmartRelay base module/Pure knows has two
operating states: STOP and RUN.

Note

After switching the power on, the system briefly switches through
the outputs on the FL1E-H12SND. With an open circuit, a voltage
of > 8 V can occur for up to approximately 100 ms; when loaded,
this time reduces to a matter of microseconds.

STOP

RUN

• The display shows: ’No Program’

(not FL1E-B12...)

• Switching IDEC SmartRelay to

programming mode

(not FL1E-B12...)

• LED is red

(only FL1E-B12...)

• Display: Screen mask for

monitoring I/Os and messages
(after START in the main menu)

(not FL1E-B12...)

• Switching IDEC SmartRelay to

parameter assignment mode

(not FL1E-B12...)

• LED is green

(only FL1E-B12...)

Action of IDEC SmartRelay:
• The input data is not read.
• The circuit program is not

executed.

• The relay contacts are

permanently open or the
transistor outputs are switched
off.

Action of IDEC SmartRelay:
• IDEC SmartRelay reads the

status of the inputs.

• IDEC SmartRelay uses the circuit

program to calculate the status of
the outputs.

• IDEC SmartRelay switches the

relay/transistor outputs on or off.