Dual-Function Switch - IDEC SMARTRELAY User Manual

IDEC SmartRelay functions
4.4 Special functions list - SF
View in parameter assignment mode (example):
4.4.10

Dual-function switch

Short description
The dual-function switch provides two different functions:
Pulse switch with off-delay
Switch (permanent lighting)
Symbol in IDEC
SmartRelay
152
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iring Description
Input Trg A signal at input Trg (Trigger) sets output
(permanent light) or resets
active, output
Input R A signal at input R resets the current time T
resets the output.
Parameter T represents the off-delay time. IDEC SmartRelay
resets the output (1 to 0 transition) when time T
expires.
T
L
be set to enable the permanent light function.
T represents the on-delay for the prewarning time.
T
L
period.
Retentivity:
/
R
Output A signal at Trg switches on output . Depending on
the length of the input at Trg, the output is off again or
on permanently, or it is reset with a further signal at
Trg.
can be reset with a signal at input Trg.
represents the time during which the output must
represents the length of the prewarning time
No retentivity
The status is retentive.
with an off-delay. hen
and
a
IDEC SmartRelay Manual