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Temp., Dew point, RS232

HUMIDITY METER

Model : HT-3015

Your purchase of this HUMIDITY METER marks a step forward
for you into the field of precision measurement. Although this
METER is a complex and delicate instrument, its durable structure
developed. Please read the following instructions carefully and
always keep this manual within easy reach.

       OPERATION MANUAL

Summary of Contents for HT-3015

Page 1: ...TY METER marks a step forward for you into the field of precision measurement Although this METER is a complex and delicate instrument its durable structure developed Please read the following instruc...

Page 2: ...le 5 3 12 Probe head Humidity Temperature 5 4 GENERAL MEASURING PROCEDURE 6 4 1 Humidity and Temperature measurement 6 4 2 Dew point measurement 6 4 3 Data Hold 7 4 4 Data Record Max Min reading 7 4 5...

Page 3: ...Just few panel buttons easy operation Microprocessor circuit assures maximum possible accuracy provides special functions and features Large LCD with two display easy readout Heavy duty compact housi...

Page 4: ...e Compensation humidity function Sampling Time Manual Push the data logger button of Data Logger once will save data one time Auto 1 2 10 30 60 600 1800 3600 seconds Data Hold Freeze the display readi...

Page 5: ...trument 180 x 72 x 32 mm 7 1 x 2 8 x1 3 inch Humidity Sensor Probe 197 mm 7 8 inch in length Accessories Instruction manual 1 PC Included Humidity probe 1 PC Carrying case 1 PC Optional RS232 cable UP...

Page 6: ...degree Accuracy 0 8 1 5 Dew Point 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...

Page 7: ...Hold Button Esc Button 3 4 REC Button Enter Button 3 5 Function Button Send Button 3 6 Set Button Logger Button 3 7 Battery Compartment Cover 3 8 RS 232 Output Terminal 3 9 Probe Input Socket 3 10 Pro...

Page 8: ...will show on the display upper display is Humidity value the lower display is the temperature value 3 The meter Temp display unit is defaulted to If intend to let the meter s temperature unit default...

Page 9: ...n 3 4 Fig 1 once the REC MAX symbol along with the maximum value will appear on the display If intend to delete the maximum value just press the Hold Button 3 3 Fig 1 once then the display will show t...

Page 10: ...s Press the Logger Button 3 6 Fig 1 once to start the Data Logger function The upper display will show the sampling time in seconds For example 1 2 10 30 60 600 1800 3600 once a while then revert to t...

Page 11: ...ger Button 3 6 Fig 1 once again will continuous the Data Logger function Remark 1 If intend to change the data logger sampling time please refer section 5 2 page 11 2 If intend to know the space of ba...

Page 12: ...4 Fig 1 once will go to the following b procedures If push the ESC Button 3 3 Fig 1 will escape the selecting function and return to the normal measuring display b One by one to press the Enter Butto...

Page 13: ...into memory IC permanently Press the Esc Button 3 3 Fig 1 will revert to normal display screen 5 2 Change the data logger sampling time Use the Set Button to select the main function to SEC SECOND the...

Page 14: ...er display value show 1800 the default Data Logger sampling time is 1800 seconds 30 minutes Press the Function Button if the upper display value show 3600 the default Data Logger sampling time is 3600...

Page 15: ...ar from the memory IC Remark Before Press the Function Button 3 5 Fig 1 to confirm it can press the Esc Button 3 3 Fig 1 to exist the clear function and the data will be not cleared 5 5 Auto power ON...

Page 16: ...rst The display will not show the HOLD and the REC marker 2 Press the Send Button 3 5 Fig 1 at least 2 seconds until the lower display show 232 then release the button 3 Push the Send Button 3 5 Fig 1...

Page 17: ...e 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 Center Pin Pin 2 3 5 mm ja...

Page 18: ...ding 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 D...

Page 19: ...made for several hours after low battery indicator appears before the instrument become inaccurate 2 Slide the Battery Cover 3 7 Fig 1 away from the instrument and remove the battery 3 Replace with 9...

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