T18 sensors — dc-voltage series, Performance curves, Po la riz ed r et ro – Banner T18 Series User Manual
Page 5: Di ffu se – 5 00 m m, Fi xe d- fi el d – 25 m m, Fi xe d- fi el d – 50 m m, Fi xe d- fi el d – 10 0 m m, Excess gain

P/N 121526 rev. A
5
Banner Engineering Corp. • Minneapolis, MN U.S.A
www.bannerengineering.com • Tel: 763.544.3164
T18 Sensors — dc-Voltage Series
Performance Curves
Excess Gain
Beam Pattern
O
pp
os
ed
Re
tr
or
efl
ec
tiv
e
††
Po
la
riz
ed
R
et
ro
††
Di
ffu
se
–
5
00
m
m
Performance based on use of a 90% reflectance white test card.
Excess Gain
Performance based on use of a 90% reflectance white test card.
†
Fi
xe
d-
Fi
el
d
–
25
m
m
Ø 10 mm spot size @ 8 mm focus
Ø 10 mm spot size @ 25 mm cutoff
† Using 18% gray test card: Cutoff
distance will be 95% of value shown.
† Using 6% black test card: Cutoff
distance will be 90% of value shown.
Fi
xe
d-
Fi
el
d
–
50
m
m
Ø 10 mm spot size @ 10 mm focus
Ø 10 mm spot size @ 50 mm cutoff
† Using 18% gray test card: Cutoff
distance will be 90% of value shown.
† Using 6% black test card: Cutoff
distance will be 85% of value shown.
Fi
xe
d-
Fi
el
d
–
10
0
m
m
Ø 10 mm spot size @ 20 mm focus
Ø 10 mm spot size @ 100 mm cutoff
† Using 18% gray test card: Cutoff
distance will be 85% of value shown.
† Using 6% black test card: Cutoff
distance will be 75% of value shown.
Focus and spot sizes are typical.
25 m
(82')
20 m
(66')
15 m
(49')
10 m
(32')
5 m
(16')
0
0
500 mm
1000 mm
1500 mm
500 mm
1000 mm
1500 mm
0
20"
40"
60"
20"
40"
60"
DISTANCE
T18 Series
Opposed Mode
2.5 m
(8.0')
2.0 m
(6.4')
1.5 m
(4.8')
1.0 m
(3.2')
0.5 m
(1.6')
0
0
40 mm
80 mm
120 mm
40 mm
80 mm
120 mm
0
1.6"
3.2"
4.7"
1.6"
3.2"
4.7"
DISTANCE
T18 Series
Non-Polarized Retro
with BRT-3 Reflector
2.5 m
(8.0')
2.0 m
(6.4')
1.5 m
(4.8')
1.0 m
(3.2')
0.5 m
(1.6')
0
0
50 mm
100 mm
150 mm
50 mm
100 mm
150 mm
0
2"
4"
6"
2"
4"
6"
DISTANCE
T18 Series
Polarized Retro
with BRT-3 Reflector
625 mm
(25")
500 mm
(20")
375 mm
(15")
250 mm
(10")
125 mm
(5")
0
0
20 mm
40 mm
60 mm
20 mm
40 mm
60 mm
0
0.8"
1.6"
2.4"
0.8"
1.6"
2.4"
DISTANCE
T18 Series
DC Diffuse Mode
1
10
100
1 m
(3.3')
10 m
(33')
100 m
(330')
0.1 m
(0.33')
1000
E
X
C
E
S
S
G
A
I
N
DISTANCE
T18 Series
Opposed Mode
1
10
100
0.1 m
(0.33')
1 m
(3.3')
10 m
(33')
0.01 m
(0.033')
1000
E
X
C
E
S
S
G
A
I
N
DISTANCE
T18 Series
Non-Polarized Retro
with BRT-3 Reflector
1
10
100
0.1 m
(0.33')
1 m
(3.3')
10 m
(33')
0.01 m
(0.033')
1000
E
X
C
E
S
S
G
A
I
N
DISTANCE
T18 Series
Polarized Retro
with BRT-3 Reflector
1
10
100
10 mm
(0.4")
100 mm
(4")
1000 mm
(40")
1 mm
(0.04")
E
X
C
E
S
S
G
A
I
N
DISTANCE
1000
T18 Series
DC Diffuse mode
1
10
100
1 mm
(0.04")
10 mm
(0.4")
100 mm
(4")
0.1 mm
(0.004")
E
X
C
E
S
S
G
A
I
N
DISTANCE
1000
T18 Series
Fixed-field mode
with 25 mm far
limit cutoff
1
10
100
1 mm
(0.04")
10 mm
(0.4")
100 mm
(4")
0.1 mm
(0.004")
E
X
C
E
S
S
G
A
I
N
DISTANCE
1000
T18 Series
Fixed-field mode
with 50 mm far
limit cutoff
1
10
100
1 mm
(0.04")
10 mm
(0.4")
100 mm
(4")
0.1 mm
(0.004")
E
X
C
E
S
S
G
A
I
N
DISTANCE
1000
T18 Series
Fixed-field mode
with 100 mm far
limit cutoff
†† Performance based on use of a model BRT-3 retroreflector (3" diameter). Actual
sensing range may be more or less than specified, depending on the efficiency and
reflective area of the retroreflector used.