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TM-747/747D

4-Channel Thermometer

User’s Manual

HB2TM7470000

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Summary of Contents for TM-747

Page 1: ...TM 747 747D 4 Channel Thermometer User s Manual HB2TM7470000 ...

Page 2: ......

Page 3: ...r C F and K 5 5 8 Data Hold 5 5 9 Disable Auto Power Off Function 5 5 10 Relative Value Measurement 5 5 11 Offset Value 6 5 12 Change Display of T1 T2 vs T1 T2 7 5 13 Change Display of of T3 T4 vs T3 T4 7 5 14 Time Display 8 5 15 Read Record 8 5 16 Maximum Minimum Average Value 9 5 17 Setup 9 6 Software Installation TM 747D 12 7 General Specifications 14 8 Electrical Specifications 16 9 Maintenanc...

Page 4: ...er to this manual Improper use may damage the meter and its components Complies with European Directive Do not operate in environments with flammable gas or humid environments Operating altitude up to 2000M Operating environment Indoor use Pollution degree 2 Clean with soft cloth when dirty such as glasses cloth Do not clean with chemicals and other solvents Class B Equipment for use in all establ...

Page 5: ... F K switch button 8 Maximum value Minimum value Average value elapsed time Setup button 9 Relative value offset value button 10 Interchange button for T3 T4 vs T3 T4 11 Time button Read button 12 Thermocouple input terminal T1 T2 T3 T4 13 External power DC 9V input 14 USB data output jack 15 Battery cover and tilt stand 16 LCD display With DC IN connected appears on the screen Without heat sensin...

Page 6: ...on or off press to turn on or off the alarm followed by LIMIT appears on the LCD This LCD shows the status on or off of the alarm function It is possible to set the upper and lower limit of the temperature range by yourself When the temperature reading exceeds the range the buzzer will alarm until the temperature back to the range or the alarm function turned off For the limit range setup please e...

Page 7: ...ncreased to X by 1 at each pressing the number of logs in TM 747D is up to 16800 Execute LOG to disable the auto shutdown function For recording for a long time please connect the meter to an external power supply 5 5 Thermocouple Type Selection TYPE Press to enable selection of different thermocouple types in a full cycle 5 6 Manual Record Press followed by REC appears on the LCD the log number o...

Page 8: ...ment Press to enter the relative Just use one thermocouple the difference between two temperatures can be measured For example measure the first temperature as 25 C and then press to show 0 C on the LCD Again measure the second temperature If the second temperature is measured as 30 C the LCD will show the difference value 5 C 30 25 5 C Again press to disable the function The left shows the relati...

Page 9: ...crease or decrease the offset value by the scale of 0 1 C F or K The setting range is 5 C 5K or 9 F If to set offset value of another channels press and to switch and select between T1 T2 and T3 T4 for adjustment Press to save the setting value and exit the setting mode If the value updated to be 0 1 OFFSET will continuously appear on the LCD OFFSET will not disappear unless it is corrected back t...

Page 10: ...resently Press and hold for 2 seconds for the position change of T1 and T2 5 13 Change Display of of T3 T4 vs T3 T4 Press to show the value of T3 T4 Again press to disable the function The value shown on the left presents the difference of T3 T4 the one shown on the right is the temperature measured through T3 channel Press and hold for 2 seconds for the position change of T4 and T3 on the right ...

Page 11: ...second 5 15 Read Record Press and hold for 2 seconds to read the records in MEM mode while LCD displays MEM CALL Press or to read the previous or next record The three items of time number of logs and temperature data are displayed on the LCD and are auto displayed cyclic by second It is used in the MEM CALL mode Press to exit this mode ...

Page 12: ...Limit Select Setup mode to the upper and lower limit of T1 T2 T3 and T4 Setup Limit Hi Lo Press to select and set the range Hi Lo of T1 T2 T3 T4 Press to select the position to be modified The position will be indicated to the next one by each press Press or to set the plus minus sign and temperature The setting of the upper and the lower limits are based on the TYPE range measured it may auto ide...

Page 13: ...10 Step2 Set Record Intervals TM747D Press or to select hour minute and second Press or to adjust the record interval Press to save the settings and proceed to Step 3 ...

Page 14: ...cond Press or adjust the time Press and hold the button to enable speedy adjustment Press to save the settings and proceed to Step 4 Step4 Clear the record in the memory Press to clear YES will flash Press to keep NO will flash Press to save the settings and complete all settings ...

Page 15: ...0 Place the CD included with this meter into the CD DVD ROM drive of the PC to connect to and install the desktop program As the desktop application installed completely remove the disc from the CD DVD ROM drive Connect the USB cable included with this meter to the PC as shown in the figure below ...

Page 16: ...cute the PC desktop software program Double click the left mouse button on the desktop program Thermometer Meter to execute the desktop program With USB cable connected to the PC appears on the screen TM 747D ...

Page 17: ...verload display OL Input limit Maximum input 24V DC or AC Datalogging capacity 16 800 records TM 747D Save interval 1 second 24 hours Low battery detection Battery 1 5V 6 LR03 SIZE AAA 1 5V Battery life Approximately 100 hours Operation temperature and humidity 0 C to 50 C 32 F to 122 F 80 RH Storage temperature and humidity 0 C to 50 C relative humidity under 80 Weight Approximately 330 grams Dim...

Page 18: ...supply AC to DC Adaptor External AC 100 240V to DC 9V 0 5A adaptor Please pay attention to the polarity Voltage DC9V 9 0 15 0 VDC MAX Current 1000mA Plug The pin in the center connects to the positive electrode and the outer case is negative electrode Diameter 5 5mm internal diameter 2 1mm ...

Page 19: ...TYPE E 210 to 1000 346 to 1832 TYPE R S 0 to 1767 32 to 3212 TYPE N 150 to 1300 238 to 2372 Resolution 0 1 K J T E N 1000 1 R S K J T E N 1000 Accuracy K J E T N Type 0 05 rdg 0 7 C 1 F R S Type 0 05 rdg 2 C 4 F Temperature coefficient 0 05 0 07 C of reading C 0 06 F F outside 18 C to 28 C 64 F to 82 F specified range Temperature scale ITS 90 The above specifications do not include accuracy of the...

Page 20: ...used for a long period of time in order to prevent battery leakage and causing damages to internal components 4 When the instrument failure only by the authorized service provider or return the original repair 10 Battery Replacement 1 Turn off the power 2 Open the frame and battery cover at the back of the meter remove the batteries 3 Please insert a new AAA battery according to the polarities 4 P...

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Page 22: ...ement Instruments LED light meter Temperature Humidity meter Infrared Thermometer Sound level meter Light meter EMF meter UV Light meter RF meter Hot wire Anemometer Co meter Anemometer Lan cable tester Co2 meter Solar power meter Radiation meter Clamp meter Multimeter Phase Rotation test Digital Insulation tester Our products of high quality are selling well all over the world ...

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