dataSheet_GTB2S-N1451_1060203_en.pdf - 第5页

P H O T O E L E C T R I C S E N S O R S - G T B 2 S - N 1 4 5 1 LIGHT SPOT SIZE GTB2S, 120 MM Distance Ø 3.7 (0.15) Ø 3.5 (0.14) Ø 4.4 (0.17) Ø 8.0 (0.31) 20 ( 0 .79 ) 40 ( 1. 57) 80 (3.15) 120 (4.72) Sensor SENSING RANG…

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PHOTOELECTRIC SENSORS - GTB2S-N1451
Photobiological safety (DIN EN 62471) certificate
CONNECTION TYPE
CONNECTION DIAGRAM CD-043
+ (L+)
- (M)
Q
BN
BU
BK
CHARACTERISTIC CURVE GTB2S, 120 MM
20
5
10
15
0
Distance in mm (inch)
20
(0.79)
40
(1.57)
60
(2.36)
80
(3.15)
100
(3.94)
120
(4.72)
140
(5.51)
2
3
90 %/90 %
18 %/90 %
6 %/90 %
% of sensing range
1
① Sensing range on white, 90% remission factor
② Sensing range on gray, 18% remission factor
③ Sensing range on black, 6% remission factor
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DATA SHEET | SICK 2026-07-24 04:33:54 · SUBJECT TO CHANGE WITHOUT NOTICE
PHOTOELECTRIC SENSORS - GTB2S-N1451
LIGHT SPOT SIZE GTB2S, 120 MM
Distance
Ø 3.7
(0.15)
Ø 3.5
(0.14)
Ø 4.4
(0.17)
Ø 8.0
(0.31)
20
(0.79)
40
(1.57)
80
(3.15)
120
(4.72)
Sensor
SENSING RANGE DIAGRAM GTB2S, 120 MM
0 20
(0.79)
40
(1.57)
60
(2.36)
80
(3.15)
100
(3.94)
120
(4.72)
140
(5.51)
3
2
1
Distance in mm (inch)
Sensing range
Sensing range max.
20 902
20 908
20 90
120
1055
① Sensing range on white, 90% remission factor
② Sensing range on gray, 18% remission factor
③ Sensing range on black, 6% remission factor
2026-07-24 04:33:54 · SUBJECT TO CHANGE WITHOUT NOTICE DATA SHEET | SICK
5
PHOTOELECTRIC SENSORS - GTB2S-N1451
DIMENSIONAL DRAWING
7.7
(0.30)
1.6
(0.06)
5.0
(0.20)
6.8
(0.27)
Ø 3
(0.13)
24.6 (0.97)
15 (0.59)
13.5 (0.53)
27.5 (1.08)
32.5 (1.28)
10.8 (0.43)
4.2
(0.17)
1
2
3
3
4
5
7
6
45
Dimensions in mm (inch)
① optical axis, receiver
② optical axis, sender
③ Mounting hole, Ø 3.2 mm
④ LED indicator green: Supply voltage active
⑤ LED indicator yellow: Status of received light beam
⑥ Potentiometer
⑦ Connection
Further information as well as suitable accessories, example applications and downloads such as CAD di-
mensional models, operating instructions and software can be found at www.sick.com/1060203
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DATA SHEET | SICK 2026-07-24 04:33:54 · SUBJECT TO CHANGE WITHOUT NOTICE