
HMD60U/Y Transmitters
U301en-1.1 Operating Manual
1997-07-31 i
Contents
1. PRODUCT DESCRIPTION ...................................................................................................1
2. TO BE NOTED WHEN MEASURING HUMIDITY..................................................................2
3. INSTALLATION....................................................................................................................3
3.1 Selecting the place of installation ..........................................................................3
3.2 Mounting..................................................................................................................3
3.3 Grounding................................................................................................................4
3.4 Electrical connections.............................................................................................5
3.5 Electronics...............................................................................................................6
4. CALIBRATION .....................................................................................................................7
4.1 One-point humidity calibration...............................................................................7
4.2 Two-point humidity calibration...............................................................................7
4.2.1 Two-point humidity calibration procedure...................................................7
4.3 Calibration table ......................................................................................................8
5. MAINTENANCE....................................................................................................................8
5.1 Replacing the HUMICAP
180 sensor and the filter ..............................................8
6. TECHNICAL DATA...............................................................................................................9
6.1 Relative humidity.....................................................................................................9
6.2 Temperature (Y model only) ...................................................................................9
6.3 General...................................................................................................................10
6.4 Electromagnetic compatibility..............................................................................11
6.4.1 Emissions................................................................................................11
6.4.2 Immunity .................................................................................................11
GUARANTEE .....................................................................................................................11
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