Timing Charts
E3C-A
E3C-C
T
Output
Incident
Interrupted
Output
Light
t
t
Relay Solid- (Output
state transistor)
Relay Solid- (Output
state transistor)
Gate (9) – (2) Open
input (9) – (2) Short
circuit
Incident
Light
Interrupted
T
“NO”
“NC”
“NO”
“NC”
“NO”
“NC”
“NO”
“NC”
“NO”
“NC”
“NC”
“NO”
“H”
“L”
“H”
“L”
“H”
“L”
“H”
“L”
“H”
“L”
“L”
“H”
(OFF)
(ON)
“NO”
“NC”
“NO”
“NC”
“H”
“L”
“H”
“L”
(OFF)
(ON)
Light-ON
Light-ON
ON D.
T
T
T
T
(OFF)
(ON)
(OFF)
(ON)
Dark-ON
Dark-ON
(OFF)
(ON)
Light-ON
OFF D.
T
T
(OFF)
(ON)
Note: 1. Control output is produced only during the input
Dark-ON
time.
T
(OFF)
(ON)
2. When t exceeds 1 ms or 2 ms, solid-state output is
Light-ON
O.S.D.
produced.
than 20 ms.
To produce relay output, t must be longer
T
T
(ON)
(OFF)
Dark-ON
Note: 1. t must be longer than 1 ms or 2 ms.
2. T denotes a delay time.
E3C-WH4F
E3C-GE4/E3C-GF4
t
t
Incident
Interrupted
Incident
Light
Light
Output
transistor
Interrupted
Light ON mode
OUT 1
ON
OFF
ON
OFF
Light-ON
Dark-ON
ON
OFF
ON
OFF
OUT 2
Dark ON mode
Output
transistor
ON
OFF
OUT 1
OUT 2
ON
OFF
t >1 ms or 2 ms
E3C-JC4P/E3C-JB4P
Incident
Interrupted
Light beam
ON
Light
OFF
indicator
Tr. Output
(1 ms)
ON
OFF
40 ms
Tr. Output
(40 ms OFF delay)
ON
OFF
8
OMRON [ OMRON ELECTRONICS LLC ]
