EE-SY671 Omron, EE-SY671 Datasheet - Page 5

• Manufacturer Part Number: EE-SY671
• Description: Photomicrosensors REFL LIGHT-ON/DRK-ON
• Manufacturer: Omron
• Series: -r

Specifications of EE-SY671

• Output Configuration: Light-On/Dark-On
• Sensing Distance: 1 mm to 5 mm
• Sensing Method: Reflective
• No. Of Pins: 4
• Opto Case Style: Module
• No. Of Channels: 1
• Operating Temperature Range: -10°C To +55°C
• Operating Voltage Max: 24VDC
• Operating Voltage Min: 5VDC
• Input Current Max: 40mA
• Sensing Object: White Paper
• Sensing Light: Infrared
• Mounting Type: Solder
• Current - Supply: 40mA
• Voltage - Supply: 5 V ~ 24 V
• Package / Case: Module, Connector
• Features: Supports Connection With PLCs
• Input Current: 40mA
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Sensitivity Adjustment with Background Object
Sensitivity Adjustment with No Background Object
Sens-
ing
condi-
tions
Sens-
ing
condi-
tions
Adjustment
Adjustment
Procedure
Procedure
Ad-
juster
indi-
cator
Ad-
juster
indi-
cator
Background object
1. Set the sensitivity of the
1. Set the sensitivity of the
photomicrosensor to
minimum, place the sensing
object in the sensing
position, turn the sensitivity
adjuster clockwise slowly
until the light indicator is lit
(point A).
photomicrosensor to
minimum, place the sensing
object at the sensing
position, turn the sensitivity
adjuster clockwise slowly
until the light indicator is lit
(point A).
Point A
Point A
A
A
Background object
2. Remove the sensing object,
2. Set the sensitivity adjuster
at which time the light
indicator will be OFF.
Further turn the sensitivity
adjuster clockwise slowly
until the light indicator is lit
again (point B). The
operation indicator will not
light again if the background
object does not reflect light,
in which case refer to
‘Sensitivity Adjustment with
No Background Object”.
at the center (point C)
between points A and B (the
point where the sensitivity is
maximum).
Point B
Point B
A
C
B
B
3. Set the sensitivity adjuster
3. After setting the sensitivity
Background object
Black paper with small
reflection factor
at the center (point C)
between point A and B.
Points A and B will be very
close if the sensor is
influenced by excessive
light reflected by the
background object, in which
case take the following
preventive measures.
adjuster to point C, check if
the light indicator is not lit on
removing the sensing
object.
(1) Separate the sensor and
(2) Cover the surface of the
the background object
by a distance of 20 mm
min.
background object with
a material with a small
reflection factor, such as
black sponge.
Setting
Check
C
C
B
4. After setting the sensitivity
EE-SY671/672
adjuster to point C, check if
the light indicator is lit on
placing the sensing object at
the sensing position and not
lit on removing the sensing
object.
Check
C
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