Manual
Weld Seam Detection System R4000 SND40
for Tubes, Cans and Drums
Technical data
B0059001 / Rev. 2.3
102
ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. 17 · DE 75210 Keltern · Phone +49 (0)7236-9392-0 · Fax +49 (0)7236-9392-33
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9.12 Leakage flux sensor NS12S
Technical data
Application:
Round material (ferrous tubes)
Diameter of tubes:
12 - 250 mm
Wall thickness:
Up to 4 mm
Measuring principle:
Magnetical leakage flux
Ambient temperature:
10 - 40°C (50 – 104°F) (operation)
Class of protection:
IP53
Weight:
11 kg (24.3 lbs)
Material of enclosure:
Aluminum, nickel plated
Sensor cable:
KNS9S
Air gap between pole boots
and tube surface
0.2 … 0.25 mm in new condition
0.1 … 0.35 mm is permissible range
The air gaps must be within the permissible
range.
If the value gets – due to wearing - outside the
permissible range, the sensor needs to be
repaired (see also chapter 10 “Maintenance”).
Air gap between sensor
element and tube surface
0.6 … 0.65 mm in new condition
0.3 … 0.75 mm is permissible range
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9.13 Combination sensor NS12-EC8x80NF10-100-S
Technical data
Application:
Round material (ferrous / non-ferrous tubes)
Diameter of tube:
12 - 250 mm
Wall thickness:
Up to 4 mm / depending on material
Measuring principle:
Magnetical leakage flux / eddy current
(high resolution, only for non-ferrous material),
relative magnetic flux = 0%
Width of measuring patch:
2 mm
Ambient temperature:
10 - 40°C (50 – 104°F) (operation)
Class of protection:
IP53
Weight:
11 kg (24.3 lbs.)
Material of enclosure:
Aluminum, nickel plated
Sensor cable:
KNS9S (leak flux)
CECM18S-G (eddy current)
Air gap between pole boots
and tube surface
0.2 … 0.25 mm in new
condition
0.1 … 0.35 mm is
permissible range
The air gaps must be within the permissible range.
If the value gets – due to wearing - outside the permissible
range, the sensor needs to be repaired (see also chapter 10
“Maintenance”).
Air gap between sensor
element and tube surface
0.6 … 0.65 mm in new
condition
0.3 … 0.75 mm is
permissible range
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