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SD card real time data recorder
%RH, Welt bulb, Dew point, Type K/J Temp.

PRECISION HYGROMETER

Model : HT-3027SD

Your purchase of this
PRECISION
HYGROMETER marks a
step forward for you
into the field of
precision measurement.
Although this Meter is a
complex and delicate
instrument, its durable
structure will allow
many years of use if
proper operating
techniques are
developed. Please read
the following
instructions carefully
and always keep this
manual within easy
reach.

 OPERATION MANUAL

Содержание HT-3027SD

Страница 1: ...GROMETER marks a step forward for you into the field of precision measurement Although this Meter is a complex and delicate instrument its durable structure will allow many years of use if proper operating techniques are developed Please read the following instructions carefully and always keep this manual within easy reach OPERATION MANUAL ...

Страница 2: ... sampling time information 13 5 5 SD Card Data structure 13 6 Saving data from the SD card to the computer 15 7 ADVANCED SETTING 17 7 1 Set clock time Year Month Date Hour Minute Second 17 7 2 Set sampling time 18 7 3 Auto power OFF management 18 7 4 Set beeper Sound ON OFF 19 7 5 Decimal point of SD card setting 19 7 6 SD memory card format 20 7 7 Select the temperature unit to or 20 7 8 Select t...

Страница 3: ...sition 99 Innovation and easy operation computer is not need to setup extra software after execute datalogger just take away the SD card from the meter and plug in the SD card into the computer it can down load the all the measured value with the time information year month date hour minute second to the Excel directly then user can make the further data or graphic analysis by themselves SD card c...

Страница 4: ...y data may loss Manual Push the data logger button once will save data one time Set the sampling time to 0 second Manual mode can also select the 1 to 99 position Location no Memory Card SD memory card 1 G to 16 G Advanced Set clock time Year Month Date setting Hour Minute Second Set sampling time Auto power OFF management Set beep Sound ON OFF Decimal point of SD card setting SD memory card Forma...

Страница 5: ... Power Supply Alkaline or heavy duty DC 1 5 V battery UM3 AA x 6 PCs or equivalent DC 9V adapter input AC DC power adapter is optional Power Current Normal operation w o SD card save data and LCD Backlight is OFF Approx DC 3 5 mA When SD card save the data but and LCD Backlight is OFF Approx DC 28 mA If LCD backlight on the power consumption will increase approx 12 mA Weight 489 g 1 08 LB Dimensio...

Страница 6: ...5 to 95 R H Humidity Resolution 0 01 R H Accuracy 2 RH 2 RH 2 RH 2 RH 20 RH to 80 RH 10 to 40 Range 0 to 50 32 to 122 Temperature Resolution 0 01 degree Accuracy 0 5 5 to 35 1 0 Dew Point Humidity Range 25 3 to 48 9 Resolution 0 01 Range 13 5 to 120 1 Resolution 0 01 Remark Dew Point display value is calculated from the Humidity Temp measurement automatically The Dew Point accuracy is sum accuracy...

Страница 7: ...y value of Humidity Temperature measurement Type K J thermometer Sensor Resolution Range Accuracy Type Type K 0 1 50 0 to 1300 0 0 4 0 5 50 1 to 100 0 0 4 1 0 1 58 0 to 2372 0 0 4 1 58 1 to 148 0 0 4 1 8 Type J 0 1 50 0 to 1200 0 0 4 0 5 50 1 to 100 0 0 4 1 0 1 58 0 to 2192 0 0 4 1 58 1 to 148 0 0 4 1 8 Above specification tests under the environment RF Field Strength less than 3 V M frequency les...

Страница 8: ...r 3 4 REC Button 3 14 Battery Cover Screws 3 5 Button 3 15 Stand 3 6 Button FUNCTION Button 3 16 Tripod Fix Nut 3 7 TIME Button SET Button 3 17 Probe Plug Humidity Temp 3 8 Enter Button Logger Button 3 18 Probe Handle Humidity Temp 3 9 SD card socket 3 19 Probe head Humidity Temp 3 10 RS 232 Output Terminal 3 20 Type K J thermometer socket 3 21 Probe Humidity Temp input socket 6 ...

Страница 9: ...n select 6 kind function as a Humidity Temp Dew Wet b Type K J Thermometer Humidity Temp c Type K J Thermometer d Humidity Temp e Dew point Humidity f Wet bulb Humidity Pressing the Function Button 3 3 Fig 1 continuously not release the button the Display will show the following text in sequence Until the Display show the desired mode Function just release the Function Button 3 3 Fig 1 the meter w...

Страница 10: ...fault to then please refer chapter 7 7 page 20 4 Type K J thermometer and Humidity Temperature measurement a Function select to Type K J thermometer and Humidity Temp b install the Humidity Probe Plug 3 17 into the Probe Input Socket 3 21 Fig 1 c Plug the Thermocouple Temp Probe Type K Temp probe or Type J Temp probe optional into Type K J Probe Input Socket 3 20 Fig 1 The Display will show the Ty...

Страница 11: ...ease refer chapter 7 7 page 20 6 Dew point Humidity measurement a Function select to Dew point Humidity measurement b Other procedures same as the Humidity Temp measurement c The LCD will shows the Dew point value and the display will show small text Dew point and or 7 Wet bulb Humidity measurement a Function select to Wet bulb Humidity measurement b Other procedures same as the Humidity Temp meas...

Страница 12: ...lue will appear on the display b Press the REC Button 3 4 Fig 1 again the REC MIN symbol along with the minimum value will appear on the display c To exit the memory record function just press the REC button for 1 5 seconds at least The display will revert to the current reading 4 4 LCD Backlight ON OFF After power ON the LCD Backlight will light automatically During the measurement press the Back...

Страница 13: ...lock time exactly please refer chapter 7 1 page 17 d Decimal format setting The numerical data structure of SD card is default used the as the decimal for example 20 6 1000 53 But in certain countries Europe is used the as the decimal point for example 20 6 1000 53 Under such situation it should change the Decimal character at first details of setting the Decimal point refer to Chapter 7 5 page 19...

Страница 14: ...gain the text of LOGGER will flashing c Finish the Datalogger During pause the Datalogger press the Logger Button 3 8 Fig 1 continuously at least 1 5 seconds the LOGGER indication will be disappeared and finish the Datalogger 5 3 Manual Datalogger Set sampling time 0 second a Set sampling time is to 0 second Press the Logger Button 3 8 Fig 1 1 5 seconds the LCD will show the text LOGGER then press...

Страница 15: ... 7 Fig 1 once the LCD display will present the time and sampling time information of Year Month Date Hour Minute and second and show sampling time ____s 5 5 SD Card Data structure 1 When the SD card is used into the meter the SD card When the first time the SD card is used into the meter the SD card will generate a folder HTC01 2 If the first time to execute the Datalogger under the route HTC01 wi...

Страница 16: ...4 The file s route structure HTC01 HTC01001 XLS HTC01002 XLS HTC01099 XLS HTC02 HTC02001 XLS HTC02002 XLS HTC02099 XLS HTCXX Remark XX Max value is 10 14 ...

Страница 17: ... SD card into the SD card adapter then connect the SD card adapter into the computer 3 Power ON the computer and run the EXCEL software Down load the saving data file for example the file name HTC01001 XLS HTC01002 XLS from the SD card to the computer The saving data will present into the EXCEL software screen for example as following EXCEL data screens then user can use those EXCEL data to make t...

Страница 18: ...EXCEL graphic screen for example 16 ...

Страница 19: ...ct the Temp unit to or TYPE Select the Thermometer to Type K or Type J Remark During execute the Advanced Setting function if press Power Button 3 2 Fig 1 once will exit the Advanced Setting function the LCD will return to normal screen 7 1 Set clock time Year Month Date Hour Minute Second When the lower display show DATE 1 Press the Enter Button 3 8 Fig 1 once Use the Button 3 5 Fig 1 or Button 3...

Страница 20: ...m 3 3 Fig 1 once to selsct Top lcd or if choice press Button or Button to adjust the value a digits increase or decrease if choice press Button or Button to adjust the value ten digits increase or decrease 2 After the Sampling value is selected press the Enter Button 3 8 Fig 1 will save the setting function with default 7 3 Auto power OFF management When the lower display show POFF 1 Use the Butto...

Страница 21: ...ard setting The numerical data structure of SD card is default used the as the decimal for example 20 6 1000 53 But in certain countries Europe is used the as the decimal point for example 20 6 1000 53 Under such situation it should change the Decimal character at first When the lower display show DEC 1 Use the Button 3 5 Fig 1 or Button 3 6 Fig 1 to select the upper value to USA or EURO USA Use a...

Страница 22: ...ormat then press Enter Button once will format the SD memory clear all the existing data that already saving into the SD card 7 7 Select the Temp unit to or When the lower display show T CF 1 Use the Button 3 5 Fig 1 or Button 3 6 Fig 1 to select the upper Display text to or Temperature unit is Temperature unit is 2 After Display unit is selected to or press the Enter Button 3 8 Fig 1 will save th...

Страница 23: ...e the DC ADAPTER power supply The power Button function is disable 9 BATTERY REPLACEMENT 1 When the left corner of LCD display show it is necessary to replace the battery However in spec measurement may still be made for several hours after low battery indicator appears before the instrument become inaccurate 2 Loose the screws of the Battery Cover 3 13 Fig 1 and take away the Battery Cover from t...

Страница 24: ... Reset Button 3 11 Fig 1 once a while will reset the circuit system 11 RS232 PC SERIAL INTERFACE The instrument has RS232 PC serial interface via a 3 5 mm terminal 3 10 Fig 1 The data output is a 16 digit stream which can be utilized for user s specific application A RS232 lead with the following connection will be required to link the instrument with the PC serial port Meter PC 9W D Connector Cen...

Страница 25: ...ample If the display reading is 1234 then D8 to D1 is 00001234 D9 Decimal Point DP position from right to the left 0 No DP 1 1 DP 2 2 DP 3 3 DP D10 Polarity 0 Positive 1 Negative D11 D12 Annunciator for Display 01 02 RH 04 D13 When send the upper display data 1 When send the lower display data 2 D14 4 D15 Start Word RS232 FORMAT 9600 N 8 1 Baud rate 9600 Parity No parity Data bit no 8 Data bits St...

Страница 26: ...nge 50 to 1100 Probe 58 to 2012 Type K TP 03 Dimension 13 6cm tube 8mm Dia Surface Probe Measure Range 50 to 400 Type K TP 04 58 to 752 Size Temp sensing head 15 mm Dia Probe length 120 mm 13 PATENT The meter SD card structure already get patent or patent pending in following countries Germany Nr 20 2008 016 337 4 JAPAN 3151214 TAIWAN M 358970 M 359043 CHINA ZL 2008 2 0189918 5 ZL 2008 2 0189917 0...

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