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www.michell.comHumidity and Dew-Point Instruments The widest range of humidity products from a pioneer of RH sensor development Relative Humidity Meas

9Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi cation

© 2012 Michell InstrumentsHumidity and Dew-Point InstrumentsAsiaMichell AsiaPO Box 3149JoondalupWA 6027AustraliaT: [61] 893 046587E: au.info@michell.

Humidity and Dew-Point Instruments© Michell Instruments 2009-201110Environmental ControlElectrical ConnectionsCableBrown Supply voltage V + White Ou

11Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201112Environmental Control PCMini70Electrical ConnectionsCableGreen Pt100Whi

13Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201114HVAC / Environmental Control Electrical ConnectionsPC33 & 52Voltage output 4-20

15Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201116Environmental Control / Precision ManufacturingPC62 & 62VElectrical Connections

17Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201118MeteorologicalPFMini72Electrical Connections4 wire cable 6 wire cableWhite Output R

1Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi cation

19Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201120HVAC / Environmental Control PF211Electrical ConnectionsPF 211-A: 4-20 mA output 2-

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201122Precision ManufacturingSF52Ordering Codes To construct the order code, select the r

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201124Precision ManufacturingEasidew TransmitterAccessories and Spare PartsPack of 10 rep

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201126Precision ManufacturingEasidew TX I.S.Accessories and Spare PartsPack of 10 replace

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201128Precision ManufacturingEasidew PRO I.S.Accessories and Spare PartsWall mounting bra

Humidity and Dew-Point Instruments© Michell Instruments 2009-20112AccreditationsUKASAt Michell Instruments we understand and endorse the need to confo

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201130Precision ManufacturingEasidew OnlineAccessories and Spare Parts Pack of 10 replace

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201132CalibrationMDM25Dimensions161mm (6.3”)233.2mm(9.2”)Ø12mm (0.5”)53.4mm(2.1”)

33Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201134Precision ManufacturingDimensionsMDM300Order CodesMDM300-STD - Advanced Portable Hy

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201136HVACRM33 & 52Electrical ConnectionsVoltage output mA outputPin 1 Pin 1 Pin 1 Ou

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201138HVAC / Environmental Control WM33 & 52Electrical Connections3/4 wire V DC power

3Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi cation

39Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201140Environmental ControlWM261Electrical ConnectionsVersion mA output and Pt100 directV

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201142Precision ManufacturingWM281Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

43Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201144Precision ManufacturingWM291Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

45Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201146Environmental ControlDT269Electrical ConnectionsVersion mA output and Pt100 directV

47Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201148Precision ManufacturingDT722Electrical ConnectionsConnectionsCable PinWhite Pin 1 O

Humidity and Dew-Point Instruments© Michell Instruments 2009-20114Accreditations ...2Michel

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201150Precision ManufacturingDT282Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

51Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201152Precision ManufacturingDT284Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

53Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201154Precision ManufacturingWR283Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

55Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201156Precision ManufacturingWR285Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

57Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201158Precision ManufacturingWR293Electrical ConnectionsPin Pin1 Power Supply V + 8 Outpu

5Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi cation

59Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201160SensorsH6000 & 6100Capacitive Relative Humidity SensorThe operating principle o

61Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201162SensorsI7000 & I7400Electrical ConnectionsPin Digital output1 Output frequency

63Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201164CalibrationS503Accessories and Spare Parts0.25kg (0.55lbs) desiccant (orange) A0001

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201166CalibrationOptidew VisionAccessories and Spare PartsHigh accuracy calibration to ±0

67Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201168CalibrationOrder CodesS904 - Relative Humidity and Temperature Generator for Calibr

Humidity and Dew-Point Instruments© Michell Instruments 2009-20116Easidew Advanced Ceramic Moisture Sensor Technology for direct trace moisture and de

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201170CalibrationOptiCalAccessories and Spare Parts0.25kg (0.55lbs) desiccant (orange) A0

71Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201172Temperature IncreaseTemperature DecreasePressure IncreasePressure DecreaseVapor Inc

73Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201174AccessoriesItem Associated productsA00004519mm (0.75”) Foil fi lter 1.5m with prote

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201176AccessoriesItem Associated productsA0001003/4” NPT SS adj. fi tting for SS probesPC3

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201178Item Associated productsA000350Sample block without fi lterSF52A000351Sample block w

7Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi cation

79Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201180AccessoriesItem Associated productsA000284Al port adpt for ø15mm (0.59”) probe, bli

81Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201182Agriculture• Agricultural and Crop Research • Agrochemical • Environmental Testing

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Humidity and Dew-Point Instruments© Michell Instruments 2009-201184Power/Energy• Dew Point in SF6• Compressed Air • Gas Turbine Inlet Air • Lubricat

85Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201186NOTE: In chemical engineering the preferred term for this concept is ‘volumetric ab

87Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201188USAGE: The phrase ‘relative humidity’ is commonly abbreviated RH although this is n

Humidity and Dew-Point Instruments© Michell Instruments 2009-20118Calibration of in-service hygrometers should be verifi ed on a 6 to 12 months schedul

89Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201190If any gas is compressed or expanded without adding or removing components, then th

91Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201192Uncertainty (accuracy)The uncertainty of a measurement is defi ned as the parameter

93Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201194Any calibration corrections identifi ed on a certifi cate of calibration should be ap

95Humidity and Dew-Point InstrumentsPlease note: Michell Instruments adopts a continuous development program which sometimes necessitates specifi catio

Humidity and Dew-Point Instruments© Michell Instruments 2009-201196• Surface fi nish of pipework is important for very dry gases. Even the tiny quantit

97Humidity and Dew-Point Instrumentswww.michell.comNotes

Humidity and Dew-Point Instruments© Michell Instruments 2009-201198Notes