H3CRFAC100240 Datasheet, PDF (11/23 Pages) Omron Electronics LLC – Solid-state Twin Timers

■ I/O Functions
Inputs
Outputs
Control output
H3CR-G
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If the time reaches the value set with the time setting knob, the star operation output will be turned OFF
and there will be delta operation output after the set star-delta transfer time has elapsed.
■ Terminal Arrangement
H3CR-G8L
H3CR-G8EL
Delta
operation
contact
Star
operation
contact
Instantaneous contact
Delta
operation
contact
Star
operation
contact
Note: Leave terminals 1, 3, and 4 open.
Do not use them as relay terminals.
Operation
■ Timing Chart
t1: Star operation time setting
t2: Star-delta transfer time
Model
H3CR-G8L/-G8EL
Power (2 − 7)
ON
OFF
Instantaneous output
(1 − 3) (-E models)
Star operation
output (8 − 5)
ON
OFF
ON
OFF
Delta operation
output (8 − 6)
ON
OFF
Star operation indicator
Lit
Not lit
Delta operation indicator ^Lit
Not lit
Nomenclature
Note: Leave terminal 4 open. Do not use
them as relay terminals.
Timing chart
t1
t2
0.5 s min.
Star operation
indicator (green)
Delta operation
indicator (orange)
Scale range display
windows
Star operation time range selector
(select one from 6, 12, 60, and 120
at full scale)
Time unit display
(sec is fixed)
Time setting knob (for setting
star operation time)
Star-delta transfer time selector
(select one from 0.05 s, 0.1 s,
0.25 s, and 0.5 s)
Star-delta transfer time display window
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