Dinel ULM -70 Series, Instruction Manual

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T
ECHNICAL SPECIFICATIONS
Measuring range 1)
ULM–70_–02–I
ULM–70_–06–I
ULM–70_–10–I
ULM–70_–20–I 0.15 ... 2 m
0.25 ... 6 m
0.4 ... 10 m
0.5 ... 20 m
Supply voltage
ULM–70N–_ _–I
ULM–70Xi–_ _–I 18 ... 36 V DC
18 ... 30 V DC
Output 4 ... 20 mA (limit values 3.9 ... 20.5 mA), HART
Resolution < 1 mm
Accuracy (within the total range) 0.15 %
Temperature error max. 0.04% / K
Beamwidth (-3 dB)
ULM–70_–02; 10–I
ULM–70_–06–I
ULM–70_–20–I 10°
14°
12°
Ambient temperature range
ULM–70_–02 ; 06–I
ULM–70_–10 ; 20–I -30 ... +70°C
-30 ... +60°C
Short-time temperature stress resistance +90°C / 1 hour
Max. operation overpressure (on transmission surface) 0.1 MPa
Sensitivity 3 steps (low – medium – high)
Damping 0 ... 99 sec.
Measuring period 1 ... 4 sec.
Data between power supply rise time and full emission output 30 sec.
Additional technical data 2) (only for variant Xi) – Max. internal values U
i
=30V DC; I
i
=132mA; P
i
=0.99W; C
i
=370nF; L
i
=0.9mH
Failure indication (echo loss, level in dead zone, internal failure)
Adjustable in modes:
3.75 mA ; 22 mA ; last measured value
Protection class IP67
Mechanical connection
ULM–70_–02–I
ULM–70_–06–I
ULM–70N–10–I
ULM–70Xi–10–I
ULM–70_–20–I screwing with thread G 1''
screwing with thread G 1½''
HDPE fl ange
aluminium alloy fl ange
aluminium alloy fl ange
Recommended cable PVC 2 x 0.75 mm 2 (3 x 0.5 mm 2 )
Current output load resistance (U = 24 V DC) R
max
= 270 Ω 3)
Weight
ULM–70_–02–I
ULM–70_–06–I
ULM–70N–10–I
ULM–70Xi–10–I
ULM–70_–20–I 0.3 kg
0.4 kg
0.7 kg
1.2 kg
3.1 kg
1) In case the level of bulk-solid materials is measured, the measurement range is reduced.
2)
Allowed temperature range in the zone 0: -20°C ... +60°C; allowed pressure range in the zone 0: 80 ... 110 kPa.
3) Including 250R resistor in case of HART connection.
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