Vaisala HMD70U Uživatelský manuál

USER'S GUIDE Vaisala HUMICAP®Humidity and Temperature TransmittersHMD70U/Y U303EN11

HMD70U/Y TransmittersOperating Manual U303en-1.16 1997-07-313.4.1 Connection to an AC supplyThe HMD70U/Y transmitters can also be connected to an AC s

HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 73.5 Electronics10528HM18941HMGLANDS LIDSCREW TERMINALSCREWSMEMBRANE FILTER part no. 17039

HMD70U/Y TransmittersOperating Manual U303en-1.18 1997-07-314. CALIBRATION4.1 One-point humidity calibrationThe accuracy is recommended to be checked

HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 94.3 Calibration tableTemperature °C 15 20 25 30 35°F 59 68 77 86 95LiCl %RH *) 11.3 11.3 1

HMD70U/Y TransmittersOperating Manual U303en-1.110 1997-07-316. TECHNICAL DATA6.1 Relative humidityMeasurement range 0...100 %RHAccuracy at 20 °C:10 4

HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 116.3 GeneralSupply voltage range depends on the selected output signal.When AC supply is u

HMD70U/Y TransmittersOperating Manual U303en-1.112 1997-07-316.4 Electromagnetic compatibilityThe emission and immunity tests have been performed acco

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HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 iContents1. PRODUCT DESCRIPTION ...

HMD70U/Y TransmittersOperating Manual U303en-1.1ii 1997-07-31This page intentionally left blank.

HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 11. PRODUCT DESCRIPTIONThe HMD70 transmitters are duct mounted three-wire transmitters for

HMD70U/Y TransmittersOperating Manual U303en-1.12 1997-07-312. TO BE NOTED WHEN MEASURING HUMIDITYIn the measurement of humidity and especially in cal

HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 33. INSTALLATION3.1 Selecting the place of installationSelect a place that gives a true pic

HMD70U/Y TransmittersOperating Manual U303en-1.14 1997-07-313.3 GroundingOpen the lid and mount the cable bushing set 18941HM. Do the groundingaccordi

HMD70U/Y TransmittersU303en-1.1 Operating Manual1997-07-31 53.4 Electrical connections and installation of the current moduleFigure 3.4 shows the elec