330580 Temperature & Humidity Meter
Contents
1. Survey Supply ITN Temperature amp Humidity Meter Nothing else measures up Prospect House George Cayley Drive Clifton Moor York England YO30 4XE SJ Code 330580 Tel 44 0 1904 692723 Fax 44 0 1904 690385 E Mail sales yorksurvey co uk Operating YorkSurvey o MyorkSurvey s Instructions Ref operat98 instructions 15 330580 qxp 05 01 15 York Survey Supply Centre 2015 Temperature amp Humidity Meter 1 Introduction The digital Humidity amp Temperature Meter amp Wet Bulb Temperature Dew Point temperature has been designed to combine the functions of Humidity Meter Temperature Meter Wet Bulb Temperature and Dew point temperature It is an ideal humidity and temperature meter instrument with scores of practical applications for laboratorial industrial engineering and professional use The Humidity amp Temperature Meter is for use as a humidity and temperature semiconductor sensor This operation man ual contains general information and specification 2 Features e Fast response time RH 10S 90 at 25 C still air e High accuracy e Dew point temperature 30 C 100 C 22 F 199 F e Wet bulb temperature 0 C 80 C 32 F 1 76 F e Resolution 0 01 RH 0 01 C 0 01 F e Max hold and data hold function e Micro processor based design e Dual display temperature and humidity e Auto power off disable sleep mode e Backlight e Mini size e Size HxW2. 20 80 RH 2 5 RH at other ranges Note The measuring range is from 0 to 100 but above 80 and below 20 the deviation is not specified Air temperature accuracy 0 5 C 0 9 F at 25 C 0 8 C 1 5 F all other ranges 4 Panel Description 1 Humidity Air Temperature Probe Humidity and temperature semiconductor sensor inside 2 LCD Display Dual line LCD display with units of C F RH dewpoint wet bulb and low battery BAT MIN MAX HOLD indication 3 MAX MIN Button Press MAX MIN button to enter MAX MIN recording mode manual range only Select the proper range before selecting MAX MIN to ensure that the MAX MIN reading will not exceed the testing range Press once to select MIN Press again to select MAX Press and hold the button for over 2 seconds to turn off MAX MIN Recording 4 C F Dew Point Wbt Select Button Press the C F Dew Point Wbt select but ton to enter select C F Dew Point Wet Bulb measurement 5 Power ON OFF Button Turn the meter power ON OFF 6 HOLD Backlight Button Press Hold Backlight Button to enter hold function The reading will be held when Data Hold button is pressed Press Hold Backlight button for over 2 sec onds to turn on or off back light function 7 Battery Compartment 5 Humidity and Air Temperature Measurements 1 Hold the probe in the area to be tested and allow adequate time for readings to stabilise 2 Press F C
3. dew point WBT select button to enter select F C dew point Wet Bulb measurement 3 Read the relative humidity and air temperature dew point temperature wet bulb temperature Note Do not immerse the probe in liquid it is intended for use in air only Warning Don t expose the sensor to direct sunlight in solation Don t touch or manipulate the sensor 6 Battery Replacement If the battery icon appears on the LCD display it indicates that the battery should be replaced Open the battery case and re place the exhausted battery with a new bat tery 1x 9V battery NEDA 1604 6F22 or equivalent York Survey Supply Centre 2015
4. xD 225 x 45 x 34mm e Weight 200g 3 Specification Display Large digital display with backlight Sensor type A single chip relative humidity and temperature multi sensor module comprising a calibrated digital output Response time RH 10S 90 at 25 C Ref operat98 instructions 15 330580 qxp 05 01 15 still air Accuracy note Accuracy is specified for the following ambient temperature range 18 to 28 C 64 to 82 F Sampling rate 2 5 samples per second Polarity Automatic negative polarity indication Over range OL mark indication Low battery indication The battery icon is displayed when the battery voltage drops below the operating level Operating conditions 0 to 40 C 32 to 104 F lt 80 RH non condensing Storage conditions 10 to 60 C 14 to 140 F lt 80 RH non condensing Auto power off Meter automatically shuts down after approx 15 minutes of inactivity sleep mode To override auto power off function non sleep mode Firstly press hold backlight button then press power button After the full display appears re lease both buttons The clock icon will be absent from the display and the unit will not auto power off Power One standard 9V NEDA 1604 or 6F22 battery Dimensions 225 H x 45 W x 34 D mm 200g Humidity Temperature Measurement Range Humidity 0 100 RH Temperature 30 C 100 C 30 F 199 F Resolution 0 01 RH 0 01 C F Humidity accuracy 2 RH at 25 C
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