Vaisala HUMICAP HMP140A Guia do Utilizador

USER'S GUIDE Vaisala HUMICAP® Humidity Transmitter SeriesHMP140A U175EN15

HMP140A SERIESOperating Manual U175en-1.56 1999-12-083.3 Electrical connectionsThe wiring can be done in either of the two ways shown in Figure 3.3.mo

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 73.4 Connectors and potentiometers on the main PCB DISPLAY CONNECTORTgainToffsetT

HMP140A SERIESOperating Manual U175en-1.58 1999-12-083.6 Connection to an AC supplyThe HMP140A transmitters can also be connected to an AC supply wit

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 94. CALIBRATION4.1 One-point humidity calibrationThe HMP140A series transmitters should be recalib

HMP140A SERIESOperating Manual U175en-1.510 1999-12-08• Use the RH offset potentiometer (see Figure 4.2) to adjust the outputsignal to the value given

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 114.4 Calibration tableTemperature °C 15 20 25 30 35°F 59 68 77 86 95LiCl %RH *) 11.3 11.3 11.3 11

HMP140A SERIESOperating Manual U175en-1.512 1999-12-086. TECHNICAL DATA6.1 Relative humidityMeasurement range 0...100 %RHAccuracy (including non-linea

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 136.3 GeneralPower supplycurrent outputs: 20...35 VDC 17...24 VAC min. 12 + RL(ohm)

HMP140A SERIESOperating Manual U175en-1.514 1999-12-086.4 Electromagnetic compatibility6.4.1 EmissionsTest: Setup according to:Radiated interference E

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 15Exceptional operating conditions, damage due to careless handling and mis-application will void

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HMP140A SERIESU175en-1.5 Appendix 11999-12-08 1APPENDIX 1: CURRENT OUTPUT MODULEX15X16Spare jumpersCurrent moduleRH outputselectionT outputselectionFi

HMP140A SERIESU175en-1.5 Appendix 21999-12-08 1APPENDIX 2: SETTINGS OF THE LOCAL DISPLAYRH/T°C°FFigure 1 Location of the RH/T button and the °C/°F jum

HMI41Appendix 2 HMI41-Uxxxen-1.12 1999-12-08

HMP140A SERIESU175en-1.5 Appendix 31999-12-08 1APPENDIX 3: HMP143A PROBE CABLE EXTENSIONThe cable of the HMP143A probe can be extended up to 100 metre

HMP140AAppendix 3 U175en-1.52 1999-12-08TECHNICAL DATAJunction box (part no. 19326)Housing:material ABS plasticdimensions 65 x 50 x 35 mm (l x w x

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HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 iContents1. PRODUCT DESCRIPTION ...

HMP140A SERIESOperating Manual U175en-1.5ii 1999-12-08This page intentionally left blank.

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 11. PRODUCT DESCRIPTIONThe HMP140A series transmitters are reliable and easy to use instruments fo

HMP140A SERIESOperating Manual U175en-1.52 1999-12-082. TO BE NOTED WHEN MEASURING HUMIDITYIn the measurement of humidity and especially in calibratio

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 33. INSTALLATION3.1 Selecting the place of installationSelect a place that gives a true picture of

HMP140A SERIESOperating Manual U175en-1.54 1999-12-083.2.1 Mounting the HMP141AThe optimal installation of the HMP141A is with the sensor head pointin

HMP140A SERIESU175en-1.5 Operating Manual1999-12-08 5 Ø 15Ø 12225Figure 3.2.2 Dimensions of the HMP142A (in mm)3.2.3 Mounting the HM