SA1U Heavy-duty Photoelectric Sensor
Features
Now with
DC models!
Part Numbers
Sensing Method
Detectable
Object
Sensing
Range
Power
Voltage
Control Output
Included Accessories
Time Delay
Functions
Part Numbers
Specifications
Universal Voltage
Sensing Method
Through-beam
Polarized Retro-reflective
Diffuse
Background Suppression
Specifications con’t on following page
www.idec.com 800-262-IDEC
DC Power Type
Sensing Method
Through-Beam
Polarized Retro-reflective
Diffuse
Background Suppression
Dimensions (mm)
SA1U
Polarized-reflective,
Diffuse-reflective: receiver
Through-beam: projector/receiver
40
10.5 10
25
22
10
5
Diffuse-reflective: projector
Polarized-reflective: projector
Background supression: projector
1
90
85
General Specifications
Sensing Method
Through-beam
Polarized Retro-reflective
Diffuse
Background Suppression
5.5
7
40
50
55
—
SA1U with Mounting Bracket
Polarized-reflective,
Diffuse-reflective: receiver
—
—
67.5
Through-beam: projector/receiver
Diffuse-reflective: projector
Polarized-reflective: projector
Background supression: projector
[
2
Mounting Bracket
70
14.5
15
55
6
15
6
R3
14.5
2
7.5
Time Delay Specifications
Sensing Method
Through-beam
Polarized Retro-reflective
Diffuse
Background Suppression
27
11
27
14.5
76.5
76
52
27
1.2
0.5
28.5
29
34
39
49
30
R
3
www.idec.com 800-262-IDEC
Models
Without Time Delay
SA1U-T50M
SA1U-P07M
SA1U-D01M
Operation LED (yellow) (Note 2)
Sensitivity Control (Note 2)
Mode Selector (Light ON / Dark ON) 2
Output Circuit / Connection Diagram
[Univervsal Voltage Type]
Universal Voltage Type
All models except though-beam projector
Terminal No.
Universal
voltage
power supply
circuit
[DC
Voltage Type
DC
Power Type]
Terminal No.
All models except though-beam projector
1
PNP
OUT
NPN
OUT
+V
Load
1
2
5
4
3
Main circuit
Power supply
24 to 240V AC (50/60Hz)
or
12 to 240V DC
Main circuit
3
4
Load
NC
NO
COM
+
12 to 24V DC
–
Relay contact
output (SPDT)
2
0V
Internal Circuit
Though-beam projector
Universal voltage
power supply circuit
Terminal No.
External Connection
Though-beam projector
Main circuit
1
2
Stable LED (green) (Note 1)
Power supply
24 to 240V AC (50/60Hz)
or
12 to 240V DC
1
Main circuit
2
+
12 to 24V DC
–
SA1U-B02M
Operation LED (yellow)
Sensing Range Control
Mode Selector (Light ON / Dark ON)
Internal Circuit
External Connection
Terminal Arrangement
3
4
5
1
2
Incident
Interruption
Operation Chart
Light ON
Control
Output
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Operation
LED
Control
Output
Operation
LED
With Time Delay
SA1U-T50MT
SA1U-P07MT
SA1U-D01MT
Operation LED (yellow) 2
Timer Control 2
Output Circuit / Connection Diagram
Terminal Arrangement
Operation Chart
Operation Mode
OFF delay
Light ON
Normal
One shot
ON delay
OFF delay
Mode
Selector
Incident
Position
Interruption
0
1
2
3
4
5
6
7
8
Normal
9
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
Dark ON
T
T
Mode Selector 2
(Light ON / Dark ON, time delay mode)
Sensitivity Control 2
Stable LED (green) 1
T
T
T
T
T
T
T
SA1U-B02MT
Operation LED (yellow)
Timer Control
Dark ON
Normal
One shot
ON delay
T
T
T
T
T
Light ON
Mode Selector
(Light ON / Dark ON, time delay mode)
Sensing Range Control
OFF
ON
www.idec.com 800-262-IDEC
Characteristics (Typical)
Through-beam SA1U-T50M
40
100
2000
30
Receiver Angle θ (º)
20
10
0
θ
X
0
10
20
30
40
50
60
70
Sensing Distance X (m)
80
90
100
Lateral Displacement Y (mm)
1500
1000
500
0
-500
Excess Gain
10
Y
X
-10
-20
-30
-40
-1000
-1500
-2000
0
10
20
Operation
Level 1
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
Sensing Distance (m)
Sensing Distance X (mm)
30
40
50
60
70
80
90
100
Polarized Retro-reflective SA1U-P07M
100
140
120
100
80
60
40
20
0
-20
-40
-60
-80
-100
-120
-140
IAC-R8
IAC-R6
60
IAC-R5
Lateral Displacement Y (mm)
Excess Gain
IAC-R7
IAC-RS1
Reflector Angle θ (º)
40
20
0
IAC-RS1
IAC-RS2
IAC-R8
IAC-R5
IAC-R6
θ
10
IAC-R7
IAC-RS2
IAC-R6
IAC-R5
IAC-R8
IAC-RS2
IAC-R7
Y
X
0
1
2
3
4
5
6
7
Sensing Distance X (mm)
8
9
10
-20
-40
-60
0
2
4
6
Sensing Distance X (m)
Operation
Level
1
IAC-RS1
0
1
2
3
X
10
Sensing Distance (m)
4
5
6
7
8
9
10
8
Diffuse SA1U-D01M
100
Lateral Displacement Y (mm)
35
25
15
5
-5
-15
-25
-35
0
200
2200
Sensing Distance X (mm)
2000
1800
1600
1400
1200
1000
0
20
40
60
Object: A mm
white mat paper
Excess Gain
10
A
X
Y
X
400
600
Operation
Level
1
0
200
400
600
800 1000 1200 1400 1600 1800 2000 2200
Sensing Distance (mm)
Object:
200 x 200 mm
White mat paper
800 1000 1200 1400 1600 1800 2000
2200
Sensing Distance X (mm)
80 100 120 140
Side Length A (mm)
160
180
200
Background Suppression SA1U-B02M
80
Lateral Displacement Y (mm)
60
40
20
0
-20
-40
-60
-80
0
X
Y
200
Object: 200 × 200 mm mat paper
Use white mat paper for sensing distance setting
100
Lateral Displacement Y (mm)
Black
paper
White
paper
80
60
40
20
0
Light Beam Diameter (mm)
Black
paper
White
paper
160
140
120
100
80
60
40
20
0
0
500
1000
1500
Sensing Distance (mm)
2000
2500
-20
-40
-60
-80
X
Y
400
600
Sensing Distance X (mm)
800
1000
-100
0
200 400 600 800
1000 1200 1400 1600 1800 2000 2200
Sensing Distance X (mm)
Object: 200 × 200 mm mat paper
Use white mat paper for sensing distance
setting
30
25
Hysteresis (%)
20
15
Gray paper
10
5
0
White paper
0
200 400 600 800 1000 1200 1400 1600 1800 2000 2200
Sensing Distance (mm)
Sensing Distance (mm)
4500
Aluminum
White
2500
2000
1500
1000
500
0
0
1
2
3
4
5
6
Black
Paper
0
2000
1800
1600
1400
1200
1000
800
600
400
200
0
Comparison of sensing distance when set to detect white mat paper ( 200) at 1m
Sensing Distance (mm)
Cardboard
Green
White
Comparison of sensing distance when set to detect white mat paper ( 200) at 2m
IDEC Corporation 1175 Elko Drive Sunnyvale, CA 94089 800-262-IDEC (4332) Fax: 408-745-5258 www.idec.com/usa
©2008 IDEC Corporation. All Rights Reserved. 12/08
Red
Blue
Control Knob (turns)
Black
Gray
Brass
Veneer
7
8
Aluminum
Stainless Steel
Brass
Blue
Black
Gray
Red
200
Green
3000
Veneer
400
Cardboard
3500
Gray
Paper
600
Stainless Steel
Black paper
White
Paper
Sensing Distance (mm)
5000
4000
1000
800
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