Omron E3K - User Manual

LIGHT STATUS
Green = Power On &
Aim is Stable
Red = Unit “Sees”
the Reflector
Yellow = Unit Does Not
“See” the
Reflector
Normal
Unit thinks there
is an obstruction,
aim is off or the
reflector is bad.
In Dark On Mode
If unit is in Light On Mode,
the Red & Yellow LED’s
are the OPPOSITE.
Wiring
Sensitivity
Dark Switch
OMRON E3K
Reflector Type Photo Eye
(24 to 240 VAC or VDC)
UL 325 Compliant
Instructions
Set Dark Switch to Dark ON.
Set Sensitivity near Max.
Wire Red & Black to Power.
Wire White to C1.
Wire Green to NO1.
Loosely Mount Photo Eye.
Solidly Mount Reflector, level
with the Photo Eye’s Lens.
Tip Photo Eye Up & Down, Side
to Side, until Red changes to
Yellow to determine Horizontal
& Vertical Center. Tighten.

Omron E3K Specifications

General

Protection Rating	IP67
Detection Method	Retro-reflective
Light Source	Infrared LED
Power Supply Voltage	12 to 24 VDC ±10%, ripple (p-p): 10% max.
Output Type	NPN/PNP
Connection	Cable
Housing Material	Plastic
Operating Temperature	-25 to 55 °C (with no icing or condensation)