Section 11 Dover Magnetostrictive Probe (DMP)
11.1 DMP-IS Technical Characteristics
RS 485 Serial Communication for Multi-point Connection
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Power supply 12 VDC through an intrinsically safe barrier.
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Consumption <20 mA @ 12 Vdc normal functioning
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Connection cable: hydrocarbons resistant, suitable for underground pose with insulation 0,6-1 KV, 2
shielded and twisted pairs, section of the power cable pair of at least 1 mm2.
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Type of cable supplied by Start ltaliana for backbone connection:
LiYstCYY INSULATION LEVEL 4 (0,6/1 KV) - (2x0.25mm2) + (2x1 .00mm2) CEI 20-2211 IEC
60332-3A ENI 00.181.00
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Type of cable supplied by Start ltaliana with the probe (1.5mt):
LiYstCYY INSULATION LEVEL 4 (0,6/1 KV) - (4x0.25mm2) CEI 20-2211 IEC 60332-3A ENI
00.181.00
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Maximum transmission distance: up to 2 Km based on standard of RS485 interface.
Measurement Characteristics
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Electronics based on a Microprocessor
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Support telediagnostics and telemaintenance (only wired version RS485)
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Possibility to configure remotely the functional parameters
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In case of maintenance the internal part of the sensor (wave guide) can be removed without degas the
tank, especially useful for LPG applications where the tanks are in pressure.
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Tank connection:
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Not needed if probe is inserted into a riser with internal diameter 2"
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2" sliding connection as standard.
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Other type of optional connections under request (nippled fixed, flanged, ... )
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Stainless steel and composite caps case, IP68.
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Probe shaft Stainless Steel AISI 304 / 316
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Measurement range: from 200 mm. to 5000 mm.
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Data transmitted:
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Product level in 0.01 mm
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Water level in 0.01 mm
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Medium temperature detected through digital temperature sensor placed along the probe shaft
(max 5)
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Density range (option): 600-900 Kg/m3
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Density Accuracy (option): 3 Kg/m3
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Measurement accuracy: < 0.2 mm.
M2050-PLUS MagLink LX Plus Installation Manual | Dover Fueling Solutions
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Summary of Contents for M2050-PLUS
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