Aplisens SGE-25S.SMART Руководство пользователя - Страница 9
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5.1.2. SGE-25.SMART . Metrological parameters.
Accuracy
Long term stability
Thermal error
Thermal compensation range
Error due to supply voltage changes
5.1.3. SGE-25S.SMART. Metrological parameters.
Accuracy
Thermal error
Thermal compensation range
Error due to supply voltage changes
5.1.4. SGE-25.SMART, SGE-25S.SMART. Electrical parameters
Power supply for normal-version
Power supply for Ex-version
Output signal
Load resistance
Communication
Resistance required for communication
Minimum supply voltage for
specified load resistance R
Damping of the sensing module
Damping added electronically
Voltage for insulation testing
Excess voltage protection
5.1.5. SGE-25.SMART and SGE-25S.SMART . Permitted Environmental Conditions.
Process temperature limit
Maximum process temperature for Ex-version see "Appendix Ex.03 SGE–25.SMART,
The medium must not be allowed to freeze in the immediate vicinity of the probe.
5.2. Technical Parameters of the SGE-25
Any measurement range
Recommended standard ranges
Overpressure Limit
(repeatable–without hysteresis)
Accuracy
Thermal error
Special version with increased accuracy (SGE-25 level probe, measurement range 0..10 m H
−
accuracy
0,1%, Total error at 0...25º C
Hysteresis, repeatability
≤ ± 0,1 % for the basic range
≤ ± 0,3 % for the minimum set range
≤ 0,1 % (FSO) for 2 years.
< ± 0,08 % (FSO) / 10º C
< ± 0,2 % for the whole thermal compensation range
-10 ÷ 80º C
0,002% (FSO) / 1V
≤ ± 0,16 % for the basic range
≤ ± 0,4 % for the minimum set range
< ± 0,08 % (FSO) / 10º C
< ± 0,2 % for the whole thermal compensation range.
-10 ÷ 80º C
0,002% (FSO) / 1V
10,5...36 V DC
see "Appendix Ex.03 SGE–25.SMART, SGE–25S.SMART"
4...20 mA or inverse 20...4 mA two wire transmission
R[ ] ≤
Communication take place via a 4..20 mA signal using
specialized APLISENS equipment, (see 9).
250...1100
Umin.[V] =
Ω
[
]
L
0,3 s
0...30 s
500 V AC or 750 V DC
see. 10.2.3.
-30...80º C – for the basic range 0...10 m H
-30...50º C – for the basic range 0...100 m H
1...500 m H
1...100 m H
4, 10, 20, 50, 100 m H
1m H
O
2
40 x range
0,6%
typical 0,3% / 10º C
max 0,4% / 10º C
−
0,3%.)
7
Usup [V] – 10,5 V
0,02 A
R
[ ] x 0,02 A
L
0,85
O for normal version
2
O for Ex version
2
O
2
Measurement Range
4m H
O
0...10m H
2
25 x range
(max. 700 m H
0,3 %
typical 0,2% / 10º C
max 0,3% / 10º C
0,05%
DTR.SG...04
x 0,85
+ 10,5 V
0
2
0
2
SGE–25S.SMART"
O ÷ 500m H
O
2
2
10 x range
O)
2
0,2 %
(ENG)
O,
2