measurement parameters |
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dew point
pressure
temperature |
-50 . .. +30 °C （-58 ... +86 °F）
1 . .. 10 bar （14.5 ... 145 psi）
-40 . .. +80 °C （-40 ... +176 °F）
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calculation parameters |
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Standardized to 20 ° C (68 ° F)
Pressure value (density) under the piece |
1 . .. 12 bar （14.5…174 psi） |
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SF6 or SF/N2 mixed density
Ppm moisture value calculated based on volume concentration
Dew point value converted to atmospheric pressure |
0...100 kg/m3
40 . .. 40 000 ppm
-65 … +30 °C （-85 ... +86 °F） |
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performance |
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Dew point accuracy
Dew point stability
Pressure accuracy at a temperature of 23 ° C (73.4 ° F)
Pressure temperature dependence |
± 3 ° C (± 5.4 ° F), refer to the following figure
Five year conventional drift less than 2 ° C (3.6 ° F)
± 0.4% of full range
± 0.1% full range/10 ° C (18 ° F) |
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Pressure stability
Temperature accuracy
0 . .. 40 °C （+32 ... +104 °F）
-40...80 °C （-40 ... +176 °F） |
Five year conventional drift less than 1% of full range
±0.5 °C （± 0.9 °F）
±1 °C （± 1.8 °F） |
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Density accuracy (high-purity SF6, 1 10 pressure)
0 . .. 40 °C （+32 ... +104 °F） |
± 1% of full range |
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-40 . .. +60 °C （-40 ... +140 °F）
Conventional PPM accuracy (5... 1000 ppm, 7 bar) |
± 2.2% full range
± (7 ppm+15% reading) |
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Sensor response time:
Pressure response time
Dew point response time at a temperature of 20 ° C and a pressure of 1 bar*
63% [90%]
-50 -> -10 °C Tdf
-10 -> -50 °C Tdf |
< 1 s
5 s [ 10 s]
10 s [ 2.5 min] |
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The response time related to system balance is usually longer. |
? |
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?working environment
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Operating temperature of electronic devices
work pressure
relative humidity
Tested gas |
-40 … +60 °C （-40 ... +140 °F）
0 … 50 bar （0…725 psi）
0...100 %
SF6, SF6/N2 mixed gas |
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output |
? |
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digital output
connector |
RS-485, Non isolated, Vaisala protocol
4-pin M8 type |
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General parameters |
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sensor
working voltage |
Sensor Vaisala MPS1 Multi Parameter Sensor
15 . .. 28 VDC |
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At cold temperatures (-40... -20 ° C (-40... -4 ° F)), it is 20 .. 28 VDC |
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Power supply current during normal measurement process
During the self diagnosis process
Shell material
Shell protection level |
?20 mA
Maximum pulse current of 300 mA
AISI316L
IP65 （NEMA4） |
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Continuous outdoor use requires the use of an outdoor protective cover |
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Storage temperature range
Only applicable to transmitters
transport packaging
mechanical interface |
?
-40 … +80 °C （-40 ... +176 °F）
-20 … +80 °C （-4 ... +176 °F）
DILO DN20,ABB Malmkvis, 或
Alstom G1/2 "compatible connector |
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All interfaces have undergone helium leak detection in the factory |
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Size chart
Weight (including DILO connector) |
Refer to document B211165EN-A
765 grams (27.0 ounces) |
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Compliant with EMC standard EN61326-1, Electronic Measurement Equipment for Control and Laboratory Use - EMC Requirements |
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Industrial environment, testing level
EN/IEC 61000-4-2, Electrostatic Discharge
EN/IEC 61000-4-3, Radio frequency field anti-interference capability
EN/IEC 61000-4-4, Electric fast transient
EN/IEC 61000-4-5, surge
EN/IEC 61000-4-6, Inductive RF anti-interference capability
mechanical vibration
EN/IEC 60068-2-6, Fc positive
String vibration |
8kV conductor/15kV air
10V/m （80MHz-4.2GHz）
± 2kV power supply and signal
± 2kV power line ground/± 1k line-
Ground and power lines - lines
10Vemf power line, digital
output
± 6 g per axis, 5-500 Hz
Scan for 60 minutes, 3-axis |
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