Photomicrosensor with Slim Cable (Non-modulated)
EE-SX77/87
CSM_EE-SX77_87_DS_E_7_2
Slim, Compact Photomicrosensor
that is still easy to use.
• Compact, thin profile enables dense mounting.
• Indicator is visible from both sides.
• Wide operating voltage range: 5 to 24 VDC
Be sure to read
Safety Precautions
on
page 4.
For the most recent information on models that have been certified for
safety standards, refer to your OMRON website.
Ordering Information
Pre-wired Models
Appearance
Standard
Infrared light
Cable
length
Sensing distance
Output
configuration
Dark-ON
No incident light
Incident light
Light-ON
No incident light
EE-SX870A 2M
EE-SX771 2M
EE-SX771A 2M
EE-SX871 2M
EE-SX871A 2M
EE-SX772 2M
EE-SX772A 2M
EE-SX872 2M
EE-SX872A 2M
EE-SX870R 2M
EE-SX771P 2M
EE-SX771R 2M
EE-SX871P 2M
EE-SX871R 2M
EE-SX772P 2M
EE-SX772R 2M
EE-SX872P 2M
EE-SX872R 2M
Incident light
Dark-ON
EE-SX770A 2M
EE-SX870 2M
EE-SX770R 2M
EE-SX870P 2M
Indicator mode
Incident light
Model
NPN output
EE-SX770 2M
PNP output
EE-SX770P 2M
Sensing
method
L-shaped
Through-beam
type
(with slot)
2m
5 mm
(slot width)
Light-ON
No incident light
Incident light
No incident light
T-shaped
Incident light
Dark-ON
No incident light
Incident light
Light-ON
No incident light
1
EE-SX77/87
Ratings and Specifications
Type
NPN
models
Item
Sensing distance
Sensing object
Differential distance
Light source
Indicator
Supply voltage
Current consumption
PNP
models
Standard
EE-SX770/EE-SX870
EE-SX770A/EE-SX870A
EE-SX770P/EE-SX870P
EE-SX770R/EE-SX870R
5 mm (slot width)
Opaque: 2
×
0.8 mm min.
0.025 mm
GaAs infrared LED with a peak wavelength of 940 nm
Light indicator (red) (turns ON when light is interrupted for models with A or R suffix)
5 to 24 VDC ±10%, ripple (p-p): 10% max.
35 mA max. (NPN models), 30 mA max. (PNP models)
NPN open collector: 5 to 24 VDC, 100 mA max.
100 mA load current with a residual voltage of 0.8 V max.
40 mA load current with a residual voltage of 0.4 V max.
OFF current (leakage current): 0.5 mA max.
PNP open collector: 5 to 24 VDC, 50 mA max.
50 mA load current with a residual voltage of 1.3 V max.
OFF current (leakage current): 0.5 mA max.
1 kHz min. (3 kHz average)
1,000 lx max. with fluorescent light on the surface of the receiver
Operating:
−25
to +55°C
Storage:
−30
to +80°C (with no icing)
Operating: 5% to 85%
Storage: 5% to 95% (with no condensation)
Destruction: 20 to 2,000 Hz (peak acceleration: 100 m/s
2
)
1.5-mm double amplitude for 2 h (4-min periods) each in X, Y, and Z directions
Destruction: 500 m/s
2
for 3 times each in X, Y, and Z directions
IEC60529 IP60
Pre-wired (standard cable length: 2 m)
Approx. 20 g
Case: Polybutylene phthalate (PBT)
L-shaped
EE-SX771/EE-SX871
EE-SX771A/EE-SX871A
EE-SX771P/EE-SX871P
EE-SX771R/EE-SX871R
T-shaped
EE-SX772/EE-SX872
EE-SX772A/EE-SX872A
EE-SX772P/EE-SX872P
EE-SX772R/EE-SX872R
Control output
Response frequency
*
Ambient illumination
Ambient temperature range
Ambient humidity range
Vibration resistance
Shock resistance
Degree of protection
Connecting method
Weight (packaged)
Material
* The response frequency was measured by detecting the following rotating disk.
Disk
2.1 mm
1 mm
1 mm
t = 0.2 mm
2
EE-SX77/87
Engineering Data (Reference Value)
Sensing Position Characteristics
EE-SX770
Sensing Position Characteristics
Repeated Sensing Position
Characteristics
Tr ON
Tr ON
d
Tr OFF
d = ±0.002 mm
d
d
Tr OFF
Tr OFF
0
1.0
2.0
3.0
4.0
5.0
6.0
0
1.0
2.0
3.0
4.0
5.0
6.0
Tr 0/V
2.16
2.18
2.20
2.22
Distance d (mm)
Distance d (mm)
Vcc = 24 V
No. of repetitions: 20, Ta = 25°C
Note: The data applies to dark status. Operation
may be affected by external light
interference or light coming through the
sensing object.
Distance d (mm)
I/O Circuit Diagrams
NPN Output
Model
Output
configuration
Timing charts
Incident
Interrupted
Light indicator (red) ON
OFF
Output transistor
ON
OFF
Load (e.g., relay) Operates
Releases
Incident
Interrupted
ON
Light indicator (red)
OFF
ON
Output transistor
OFF
Load (e.g., relay) Operates
Releases
Incident
Interrupted
Light indicator (red) ON
OFF
ON
Output transistor
OFF
Load (e.g., relay) Operates
Releases
Incident
Interrupted
Light indicator (red) ON
OFF
Output transistor
ON
OFF
Load (e.g., relay) Operates
Releases
Output circuit
EE-SX770
EE-SX771
EE-SX772
Dark-ON
Light indicator
(red)
Main
circuit
1
Brown (Vcc)
Load
Black (OUT)
4
(control output)
100 mA max.
3
5 to 24 VDC
EE-SX870
EE-SX871
EE-SX872
Light-ON
Blue (GND)
EE-SX770A
EE-SX771A
EE-SX772A
Dark-ON
Light indicator
(red)
Main
circuit
1
Brown (Vcc)
Load
4
Black (OUT)
(control output)
100 mA max.
Blue (GND)
5 to 24 VDC
EE-SX870A
EE-SX871A
EE-SX872A
3
Light-ON
3
EE-SX77/87
PNP Output
Model
Output
configuration
Timing chart
Incident
Interrupted
Output circuit
EE-SX770P
EE-SX771P
EE-SX772P
Light indicator (red)
Dark-ON
ON
OFF
Light indicator
(red)
Main
circuit
1
ON
OFF
Load (e.g., relay) Operates
Releases
Incident
Output transistor
Brown (Vcc)
4
Black (OUT)
Load
5 to 24 VDC
EE-SX870P
EE-SX871P
EE-SX872P
Light-ON
Interrupted
ON
Light indicator (red)
OFF
ON
OFF
Load (e.g., relay) Operates
Releases
Output transistor
Incident
Interrupted
Light indicator (red) ON
3
Blue (GND)
EE-SX770R
EE-SX771R
EE-SX772R
Dark-ON
OFF
ON
OFF
Load (e.g., relay) Operates
Releases
Output transistor
Incident
Interrupted
Light indicator (red) ON
OFF
ON
Output transistor
OFF
Load (e.g., relay) Operates
Releases
Light indicator
(red)
Main
circuit
1
Brown (Vcc)
4
Black (OUT)
Load
5 to 24 VDC
EE-SX870R
EE-SX871R
EE-SX872R
3
Light-ON
Blue (GND)
Safety Precautions
Refer to
Warranty and Limitations of Liability.
WARNING
This product is not designed or rated for ensuring
safety of persons either directly or indirectly.
Do not use it for such purposes.
Precautions for Correct Use
Make sure that this product is used within the rated ambient
environment conditions.
4
EE-SX77/87
(Unit: mm)
Dimensions
Standard
EE-SX770/770P
EE-SX870/870P
EE-SX770A/770R
EE-SX870A/870R
Tolerance class IT16 applies to dimensions in this datasheet unless otherwise specified.
L-shaped
EE-SX771/771P
EE-SX871/871P
EE-SX771A/771R
EE-SX871A/871R
T-shaped
EE-SX772/772P
EE-SX872/872P
EE-SX772A/772R
EE-SX872A/872R
12.3
3.3
0.3
4
18
9
2.9
0.3
12
5
4
0.7
0.45
Optical axis
1
Two, 3.2
dia. holes
2
7.8
21
Six, R3
Indicator window
Indicator window
5 dia.
5 dia.
2,000
+50
0
Vinyl-insulated round cable
of 2.4 dia., 3 cores,
(0.08 mm
2
with 0.7-mm dia.
insulator);
Standard length: 2 m
4
4.6
2,000
+50
0
Vinyl-insulated round cable of
2.4 dia., 3 cores,
(0.08 mm
2
with 0.7-mm dia. insulator);
Standard length: 2 m
Indicator window
5 dia.
18
12
0.45
Four,
R1.6
Optical axis
4.3
4
0.7
13
1
9
0.3
5
12
2.9
12
5
Optical
axis
12.3
4.3
1
Four,
R1.6
12
0.7
0.45
0.3
Optical
axis
Optical axis
4 19.1
Optical axis
2.9
9
Two 6 dia.
6.2
22.1
Two, R3
22.1
2,000
+50
0
Vinyl-insulated round cable
of 2.4 dia., 3 cores,
(0.08 mm
2
with 0.7-mm dia. insulator);
Standard length: 2 m
5
