03-09-05 24
0 - 20 mA case
Compute distance D (sensor - target): D = (10 - I) * SF
I
+ SO
Example: Sensor is SLS5325/400 => SF
I
= 16,64 mm/mA, SO = 400 mm
D = (10 - 13,5) * 16,64 + 400 = 341,76 mm
Analog current scale factors (SF
I
) for SLS sensors:
MR (mm) 0-20 mA SF
I
(mm/mA)
4-20 mA SF
I
(mm/mA)
6 0,3072 0,3840
10 0,512 0.64
16 0,8192 1,024
20 1,024 1,28
35 1,792 2,24
50 2,56 3,2
70 3,584 4,48
100 5,12 6,4
150 7,68 9,6
175 8,96 11,2
200 10,24 12,8
225 11,52 14,4
250 12,8 16,0
300 15,36 19,2
325 16,64 20,8
375 19,2 24,0
525 26,88 33,6
550 28,16 35,2
575 29,44 36,8
0 10 20 I (mA)
D (mm)
Far End
Stand-off
(SO)
Close End
SO (=400mm)
D
I = 13,5 mA
To Next Page
Loading...