13
©
Dinel, s.r.o. ULM–53L
t
echnical
data
Measuring range
1)
ULM–53L–02–_
ULM–53L–06–_
ULM–53L–10–_
ULM–53L–20–_
0.25 ... 2 m
0.25 ... 6 m
0.5 ... 10 m
0.5 ... 20 m
Supply voltage
18 ... 36 V DC
Current supply
ULM–53L–_ _–U
ULM–53L–_ _–M
12 mA
25 mA
Current output
Voltage output
ULM–53L–_ _–I
ULM–53L–_ _–U
4 ... 20 mA (Limit values 3.9 ... 20.5 mA)
0 ... 10 V (Limit values 0 ... 10.2 V)
Communication protocol
ULM–53L–_ _–M
Galvanic separation RS–485 without
120 Ω termination resistor
Resolution
< 1 mm
Accuracy
(Within the total range)
ULM–53L–06–_ ; 10–_ ; 20–_
ULM–53L–02–_
0.2 %
0.3 %
Temperature error
Max. 0.04% / K
Beamwidth (-3 dB)
ULM–53L–02–_ ; 10–_
ULM–53L–06–_
ULM–53L–20–_
10°
14°
12°
Ambient temperature range
ULM–53L–02–_ ; 06–_
ULM–53L–10–_ ; 20–_
-30 ... +70°C
-30 ... +60°C
Measuring period
ULM–53L–02–I ; –U
ULM–53L–06–I ; –U
ULM–53L–10–I ; –U
ULM–53L–20–I ; –U
ULM–53L–_–M
0.6 s
1.0 s
1.8 s
5.0 s
Setting by Modbus RTU
Averaging
ULM–53L–_–I; –U
ULM–53L–_–M
4 Measuring
Setting by Modbus RTU
Short time temperature stress resistance
+90°C / 1 hod.
Max. operation overpressure (on transmission surface)
0.1 MPa
Failure indication
Echo failure
Level in dead zone
3.75 mA / 0 V / Modbus RTU
22 mA / 10.5 V / Modbus RTU
Protection class
IP68
Cable
ULM–53L–_ _–I
ULM–53L–_ _–U
ULM–53L–_ _–M
PVC 2 x 0.75 mm
2
PVC 3 x 0.5 mm
2
PVC 2 x 2 x 0.25 mm
2
(twisted pair, shielded)
Maximal current output load resistance (at U = 24 V DC)
R
max
= 270 Ω
Minimal voltage output load resistance
R > 1 kΩ
Delay between supply power rise time and first measurement
Max. 5 s (by type)
Delay between power supply rise time and full emission
Max. 45 s (by type)
Weight
ULM–53L–02–_
ULM–53L–06–_
ULM–53L–10–_
ULM–53L–20–_
0.55 kg
0.65 kg
0.95 kg
3.15 kg
1) In case the level of bulk-solid materials is measured, the measurement range is reduced.
16 .
S
pECifiCaTiONS
