29
©
Dinel, s.r.o. ULM–54
T
echnical
specificaTions
– l
evel
meTer
Measuring range
1)
ULM–54_–02
ULM–54_–06
ULM–54_–10
0,15 ... 2 m
0,25 ... 6 m
0,4 ... 10 m
Adjustable measuring range
min. 200 mm
Supply voltage
ULM–54N–_ _
18 ... 36 V DC
Output
ULM–54_–_ _-_-I
4 ... 20 mA (Limit values 3,9 ... 20,5 mA), HART
®
Current consumption
ULM–54_–_ _-_-I
4 ... 20 mA / ma
x. 22 mA
Resolution
ULM–54_–02 ; 10
ULM–54_–06
< 1 mm
< 2 mm
Accuracy (within the total range)
0,15 %
Temperature error
max. 0,04 % / K
Operating frequency
ULM–54_–02
ULM–54_–06
ULM–54_–10
120 kHz
75 kHz
50 kHz
Beamwidth (-3 dB)
ULM–54_–02 ; 10
ULM–54_–06
10°
14°
Ambient temperature range
ULM–54_–02
ULM–54_–06
ULM–54_–10
-30 ... +70 °C
-30 ... +70 °C
-30 ... +60 °C
Short-time temperature stress resistance
+90 °C / 1 hour
Max. operation overpressure (on transmission level)
0,1 MPa
Sensitivity
3 steps (low – medium – high)
Damping
0 ... 99 s
Measuring period
1 ... 4 s
Rise time
cca. 30 s
Status signaling
echo loss 3,75 mA
level in the dead zone
2)
22 mA
Protection class
IP68
Mechanical connection
ULM–54_–02
ULM–54_–06
ULM–54_–10
screwing with thread G 1''
(upper or lower threads)
screwing with thread G 1½''
and upper thread G 1''
screwing with thread G 2¼''
and upper thread G 1''
Cable
ULM-54_-__-_-I
PVC 2 x 0,75 mm
2
Maximal resistance of current
output load (U = 24 V DC)
U = 24 V DC
U = 22 V DC
U = 20 V DC
U = 19 V DC
R
max
= 270 Ω
3)
R
max
= 180 Ω
R
max
= 90 Ω
R
max
= 45 Ω
Weight
ULM–54_–02
ULM–54_–06
ULM–54_–10
0,2 kg
0,25 kg
0,65 kg
1) In case
the level of bulk-solid materials is measured, the measurement range is reduced.
3) Dead zone = Blind zone = Blocking distance
4) Including 250Ω resistor in case of HART
®
connection.
16.
TECHNICAL SPECIFICATIONS
