測量參數 |
| Dew point
Pressure, absolute
Temperature
| -50 ... +30 °C (-58 ... +86 °F)
1 ... 10 bar (14.5 ... 145 psi)
-40 ... +80 °C (-40 ... +176 °F)
|
| 參數計算 |
|
| Pressure, normalized to 20 °C
(68 °F)
| 1 ... 12 bar (14.5…174 psi)
|
| SF6 or SF6/N2 mixture density
ppm moisture, by volume
Dewpoint, converted to atmospheric pressure
| 0...100 kg/m3
40 ... 40 000 ppm
-65 … +30 °C (-85 ... +86 °F)
|
| 性能 |
|
| Dew point accuracy
Dewpoint stability
Pressure accuracy at 23 °C (73.4 °F)
Pressure temperature dependence
| ±3 °C (±5.4 °F)
typical drift < 2 °C (3.6 °F) /5 years
±0.4 %FS
±0.1 %FS/10 °C (18 °F)
|
| Pressure stability
Temperature accuracy
0 ... 40 °C (+32 ... +104 °F)
-40...80 °C (-40 ... +176 °F)
| typical drift < 1 %FS /5 years
±0.5 °C (± 0.9 °F)
±1 °C (± 1.8 °F)
|
| Density accuracy (pure SF6, 1 ... 10 bara)
0 ... 40 °C (+32 ... +104 °F)
|
±1 %FS
|
| -40 ... +60 °C (-40 ... +140 °F)
PPM accuracy, typical (5...1000 ppm, 7 bar)
| ±2.2 %FS
±( 7 ppm + 15% of reading)
|
| Sensor response time:
Pressure response time
Dew point response time*
63% [90%] at 20°C and 1 bar
-50 -> -10 °C Tdf
-10 -> -50 °C Tdf
|
< 1 s
5 s [ 10 s]
10 s [ 2.5 min]
|
| | * system equilibrium related response time is typically longer | |
| | 操作環境 | |
| Operating temperature of electronics
Operating Pressure
Relative humidity
Measured gases
| -40 … +60 °C (-40 ... +140 °F)
0 … 50 bar (0…725 psi)
0...100 %
SF6, SF6/N2 mixture
|
| | 輸出 | |
| Digital output
Connector
| RS-485, non-isolated, Vaisala protocol
4-pin M8
|
| | 其他 | |
| | Sensor
Operating voltage | Vaisala MPS1 multiparameter sensor
15 ... 28 VDC
|
| | 20 ... 28 VDC in cold temperatures (-40 ... -20 °C (-40 ... -4 °F)) |
| | Supply current, during normal measurement
during self-diagnostics
Housing material
Housing classification
| 20 mA
max. 300 mA pulsed
AISI316L
IP65 (NEMA4) |
| | Weather shield to be used for continuous outdoor installations |
| | Storage temperature range
transmitter only
shipment package
Mechanical connection
|
-40 … +80 °C (-40 ... +176 °F)
-20 … +80 °C (-4 ... +176 °F)
DILO DN20, ABB Malmkvist, or
Alstom G1/2" compatible connector |
| | Every connection is helium leak tested at the factory |
| | Dimensional drawings
Weight (with DILO adapter) | See the document B211165EN-A
765 g (27.0 oz) |
| | Complies with EMC standard EN61326-1, Electrical equipment for
measurement, control and laboratory use - EMC requirements; |
| | Industrial environment, Tested levels
EN/IEC 61000-4-2, Electrostatic Discharge
EN/IEC 61000-4-3, RF field immunity
EN/IEC 61000-4-4, Electric Fast Transient
EN/IEC 61000-4-5, Surge
EN/IEC 61000-4-6, Conducted RF Immunity
Mechanical vibration
EN/IEC 60068-2-6, Fc Sinusoidial vibration
|
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