Burkert Type 8112 - Manual (Page 27)

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Pipe thread, cylindrical (DIN 3852-A) G¾ A, G1 A
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American pipe thread, conical
(ASME B1.20.1) ¾ NPT or 1 NPT
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Flanges DIN from DN 25, ANSI from 1"
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hygienic fittings Bolting DN 40 PN 40, Clamp 1" DIN 32676
ISO
2852/316L, Clamp 1½" PN 10 DIN 32676
ISO 2852/316L, conus DN 25 PN 40, Tuchenhagen
Varivent DN 50 PN 10
Max. torque - process fitting
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Thread G¾ A, ¾ NPT 75 Nm (55 lbf ft)
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Thread G1 A, 1 NPT 100 Nm (73 lbf ft)
High voltage test (enamel) max. 5 KV
Gas-tight leadthrough (optional)
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Leakage rate < 10
-6
mbar l/s
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Pressure resistance PN 64
Output variable
Output Two-wire NAMUR output
Current consumption
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Falling characteristics ≥ 2 .6 mA uncovered/≤ 0.6 mA covered
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rising characteristics ≤ 0 .6 mA uncovered/≥ 2.6 mA covered
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Fault message ≤ 0 .6 mA
Necessary processing system NAMUR processing system according to
IEC
60947-5-6 (EN 50227/DIN 19234)
Modes (NAMUR output adjustable to falling or rising characteristics)
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Min. rising characteristic curve (High current when
immersed)
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Max. falling characteristics (Low current when immersed)
Measuring accuracy
Deviation ± 1 mm (0.04 in)
LEVEL SWITCH 8112 • with NAMUR output 27
9 Supplement
32052
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EN
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120418