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Power supply (polarity protected) : |
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* Supply voltage : 10.5...45 VDC |
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Output signal : |
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* 2-wire-system : 4...20 mA with superimposed
signal for HART protocol digital communication
* Signal range: 3.8mA...22.8mA
* Signal on alarm : 3.8mA/ 22.8mA/Others on request |
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Electrical protection : |
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* Insulation resistance : > 250M
* Short-Circuit protection : Permanent
* Reverse polarity protection : No damage, and no function
* Overvoltage protection : 500 V |
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Performance : |
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| * Accuracy : |
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3S
0.1% accuracy for range trundown 5:1
(0.1+0.01XURL/Span) between 1/5 and 1/50 of measuring |
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4S...7S
0.075% accuracy for range trundown 10:1
(0.075+0.00751XURL/Span) between 1/10 and 1/100 of mea suring |
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8S
0.2% accuracy for range trundown 10:1
(0.2+0.01XURL/Span) between 1/10 and 1/100 of measuring |
* Static pressure effect ： Zero error: 0.1%/7Mpa
Span error: 0.2%/7Mpa
* Power supply effect ： Negligible
* Vibration effect ： <0.01% of URL /g when tested 200Hz in any axis relative
* Installation position effect ： Zero shift which can be calibrated out, no span effect
* Thermal effect ： 0.45%/55 ℃
* Static pressure ： 30bar...130bar
* Stability：0.1% of URL/1 year
* Switch on delay ：5s
* Cycle time/Updater time ：0.25s
* Damping ：0 to 100s, step: 0.1s
* Response time：200 ms (without consideration of electronic damping)
* Self stability configuration ：0 to 2%
* Filter configured：0 to 160 uA |
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Application conditions: |
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* Humidity : 5...98%
* Ambient and operation : -40-85℃ (without display), -20-70℃ (with display)
* Storage : -40-85 ℃
* Ingress protection : IP 65
* Electromagnetic compatibility(EMC): Interference immunity and interference emission according to
GB/T17626.2-1998), compliance with IEC 61000-4-3:1995. |
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