測量參數(shù) |
| Dew point Pressure, absolute Temperature
| -50 ... +30 °C (-58 ... +86 °F) 1 ... 10 bar (14.5 ... 145 psi) -40 ... +80 °C (-40 ... +176 °F)
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| 參數(shù)計算 |
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| Pressure, normalized to 20 °C (68 °F)
| 1 ... 12 bar (14.5…174 psi)
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| 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)
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| 性能 |
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| 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)
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| 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)
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| Density accuracy (pure SF6, 1 ... 10 bara) 0 ... 40 °C (+32 ... +104 °F)
| ±1 %FS
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| -40 ... +60 °C (-40 ... +140 °F) PPM accuracy, typical (5...1000 ppm, 7 bar)
| ±2.2 %FS ±( 7 ppm + 15% of reading)
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| 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]
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| * system equilibrium related response time is typically longer | |
| 操作環(huán)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
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| 輸出 | |
| Digital output
Connector
| RS-485, non-isolated, Vaisala protocol 4-pin M8
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| 其他 | |
| Sensor
Operating voltage | Vaisala MPS1 multiparameter sensor 15 ... 28 VDC
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| 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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