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Our instruments' quality level is the results of the product continuous development. This
can bring about differences between the information written in this manual and the
instrument that you have purchased. We cannot entirely exclude errors in the manual, for
which we apologize.
The data, figures and descriptions contained in this manual cannot be legally asserted. We
reserve the right to make changes and corrections without prior notice.

HD2328.0

THERMOCOUPLE

THERMOMETER

ENGLISH

REV. 1.4

Mar., 30

th

2007

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Summary of Contents for HD2328

Page 1: ...n this manual and the instrument that you have purchased We cannot entirely exclude errors in the manual for which we apologize The data figures and descriptions contained in this manual cannot be legally asserted We reserve the right to make changes and corrections without prior notice HD2328 0 THERMOCOUPLE THERMOMETER ENGLISH REV 1 4 Mar 30th 2007 ...

Page 2: ... 2 Thermocouple Thermometer HD2328 ...

Page 3: ...play during normal operation in the menu increases the current value 8 A B MENU key during normal operation it displays in the secondary line the difference of the temperatures measured by the probes connected to the inputs A and B when pressed together with the DATA key it allows to open the menu 9 REL key during normal operation enables the relative measurement displays the difference between th...

Page 4: ... 2 CALIBRATION OF THE INSTRUMENT ON LINE WITH THE PROBE S 10 4 2 1 Calibration sequence 11 5 WARNINGS 12 6 INSTRUMENT SIGNALS AND FAULTS 13 7 LOW BATTERY WARNING AND BATTERY REPLACEMENT 14 7 1 WARNING ABOUT BATTERY USE 14 8 INSTRUMENT STORAGE 15 9 NOTES ABOUT WORKING AND OPERATIVE SAFETY 16 10 TECHNICAL CHARACTERISTICS 17 11 ORDER CODES 19 11 1 THERMOCOUPLE PROBES 19 ...

Page 5: ...owing types Type K Type J Type T Type E The instrument accepts the input of one or two thermocouples of the same type K J T E even in a different form The units of measurement are the following 1 C Celsius degrees 2 F Fahrenheit degrees Using the Max Min and Avg function of this instrument respectively obtains also the maximum minimum or average values Other available functions are the relative me...

Page 6: ... ON OFF to turn the instrument on press ON to turn it off press OFF The turning on enables all display segments for a few seconds and then the type of calibration enabled CAL FACT factory calibration CAL USER user calibration AUTO OFF the AutoPowerOff function can be disabled by simultaneously pressing this key and the HOLD key when turning the instrument on If no probe is connected to one of the ...

Page 7: ...the FUNC_CLRD message appears ENTER once the MENU has been opened with the DATA UNIT keys the DATA key will perform the ENTER function and the MENU can be browsed and the displayed parameter confirmed The CLR key has two functions CLEAR CLR allows to reset the maximum MAX minimum MIN and average AVG value of the captured measurements ESC once the MENU has been opened with the DATA UNIT keys the CL...

Page 8: ...simultaneously DATA A B the first item of the instrument programming menu will appear use the and arrows respectively located above the HOLD and REL keys to modify the displayed value press DATA ENTER to confirm the modification and go onto the next item press CLR ESC to cancel the modification to exit the menu press the A B MENU key again The REL key is used for the following functions REL it dis...

Page 9: ...on to exit the menu press the A B MENU key again 3 Starting the User calibration procedure the CAL_MODE message is displayed in the comment line and FACt is displayed in the main line The instrument is provided with the factory FACt calibration It is also possible to perform a USER calibration USEr of instrument probe The calibration information is saved in the instrument s memory The same correct...

Page 10: ... immersion is carried out by inserting the probe in the liquid in the oven where you wish to perform the measurement the hot junction is housed in the end part of the probe In the temperature measured by penetration the probe tip must be inserted into the material the hot junction is housed in the end part of the probe NOTE when measuring the temperature on frozen blocks it is convenient to use a ...

Page 11: ...lected 4 Use the and arrows respectively located above the HOLD and REL keys to select the USER calibration 5 Confirm with DATA ENTER 6 Use the and arrows respectively located above the HOLD and REL keys to select the input to which the probe being calibrated is connected choosing the upper connector A or the lower one B 7 Confirm with DATA ENTER 8 The SEL_MEAS_1 2 message is displayed in the comm...

Page 12: ... surface measurements contact probes must be held perpendicular against the surface Apply oil or heat conductive paste between the surface and the probe in order to improve contact and reduce reading time Whatever you do do not use water or solvent for this purpose A contact measurement is always very hard to perform It has high levels of uncertainty and depends on the ability of the operator 10 T...

Page 13: ...lier CAL FACT Factory calibration CAL USER User calibration CAL_MODE Calibration mode ERR This message appears when a wrong function is called for example should the A B key be pressed or the AVG function be enabled when one of the two probes is not connected FUNC CLRD Max min and average values clearing OVER or UNDR Measurement overflow indicates that the probe is measuring a value exceeding the ...

Page 14: ...instrument back on To replace the batteries proceed as follows 1 switch the instrument off 2 unscrew the battery cover counter clockwise 3 replace the batteries 3 1 5V alkaline batteries type AA 4 screw the cover on clockwise Malfunctioning upon turning on after battery replacement After replacing the batteries the instrument may not restart correctly in this case repeat the operation After discon...

Page 15: ...in places where humidity is high the instrument may be exposed to direct sunlight the instrument may be exposed to a source of high temperature the instrument may be exposed to strong vibrations the instrument may be exposed to steam salt or any corrosive gas The instrument case is made of ABS plastic do not use any incompatible solvent for cleaning ...

Page 16: ...l safety of the instrument can only be guaranteed under the environmental and electrical operating conditions that are in specified in chapter TECHNICAL CHARACTERISTICS Do not use or store the product in places such as listed below Rapid changes in ambient temperature which may cause condensation Corrosive or inflammable gases Direct vibration or shock to the instrument Excessive induction noise s...

Page 17: ...f 20μA Connections Inputs for probes 2 pole female polarized standard miniature connectors Unit of Measurement C F Measurement of temperature by Instrument Tc measurement range K 200 1370 C Tc measurement range J 100 750 C Tc measurement range T 200 400 C Tc measurement range E 200 750 C Resolution 0 1 C Instrument accuracy Thermocouple K 0 1 C up to 600 C 0 2 C over 600 C Thermocouple J 0 1 C up ...

Page 18: ...rmocouple Range C G I G II K 0 1370 C 1 1 C or 0 4 2 2 C or 0 75 J 0 750 C 1 1 C or 0 4 2 2 C or 0 75 T 0 400 C 0 5 C or 0 4 1 C or 0 75 E 0 750 C 1 C or 0 4 1 7 C or 0 5 K 200 0 C 2 2 C or 2 T 200 0 C 1 C or 1 5 E 200 0 C 1 7 C or 1 The higher of the two optional limits is the valid one Example at 200 C the percentage tolerance for type K thermocouple tolerance G II is 0 75 and is equal to 1 5 C ...

Page 19: ... 0 with two inputs 3 1 5V alkaline batteries operating manual and case The probes must be ordered separately 11 1 THERMOCOUPLE PROBES The thermocouple probes can be connected to all instruments using the standard miniature connector which can be obtained from the price list ...

Page 20: ...d electronic devices with the following symbol cannot be disposed in the public dumps According to the Directive UE 2002 96 EC the European users of electric and electronic devices are allowed to give back to the Distributor or Manufacturer the used device at the time of purchasing a new one The illegal disposing of electric and electronic devices is punished by a pecuniary administrative penalty ...

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