Rockwell Automation 42DR Intrinsically Safe Sensor - Manual (Page 6)

6
Typical Response Curves
42DRU--5500 Retroreflective
Operating Distance
Op
er
ati
ng
M
ar
gi
n
10
(3m)
2
(0.6m)
20
(6.1m)
6
(15.24cm)
2X
1X
4X
10X
8X
1
(0.3m)
5
(1.5m)
20X
40X
100X
80X
1
(2.54cm)
200X
50
(15.24m)
3
(7.62cm)
3 (78mm)
Reflector
0.625 (16mm)
Reflector
1.25 (32mm)
Reflector
42DRU--5700 Polarized Retroreflective
Operating Distance
Op
er
ati
ng
M
ar
gi
n
50
(15.24m)
10
(3m)
2
(0.6m)
20
(6.1m)
40X
6
(15.24cm)
3X
2X
1X
0.1
(0.254cm)
4X
10X
8X
1
(0.3m)
5
(1.5m))
20X
2
(5.08cm)
8 15
1.25
(32mm)
Reflector
1
(2.54cm)
3
(78mm)
Reflector
42DRP--5500 Standard Diffuse
Operating Distance
Op
er
ati
ng
M
ar
gi
n
50
(15.24m)
10
(3m)
2
(0.6m)
20
(6.1m)
6
(15.24cm)
2X
1X
0.1
(0.254cm)
4X
10X
8X
1
(0.3m)
5
(1.5m)
20X
40X
100X
80X
1
(2.54cm)
Short
Range
Long
Range
42DRA--5500 Fixed Focus Diffuse
Op
er
ati
ng
M
ar
gi
n
Operating Distance
1000
10
1
0.5
(1.27cm)
1
(2.54cm)
5
(12.7cm)
100
42DRA--5500 Wide Angle Diffuse
Op
er
ati
ng
M
ar
gi
n
Operating Distance
0.5
(1.27cm)
1
(2.54cm)
10
(25.4cm)
20
(50.8cm)
100
0
10
1
100
Note 1:
For reliable service in dusty and dirty industrial environments, higher optical
operating margins may be required, resulting in reduced operating range for the
control. Use curves as approximate applications guide only.
Note 2:
42DRA--5500 Typical Response curves with glass and plastic fiber optic cables.
See PA--8306.