GHM Delta OHM HD2328.0 Operating Manual Download Page 1 | Manualshive

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Operating manual

Thermocouple Thermometer

HD2328.0

www.deltaohm.com

Companies / Brands of GHM

English

Keep for future reference.

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Summary of Contents for Delta OHM HD2328.0

Page 1: ...Operating manual Thermocouple Thermometer HD2328 0 www deltaohm com Companies Brands of GHM English Keep for future reference ...

Page 2: ...LIBRATION OF THE INSTRUMENT ON LINE WITH THE PROBE S 10 CALIBRATION SEQUENCE INSTRUMENT ON LINE WITH THE PROBE S 11 WARNINGS 12 INSTRUMENT SIGNALS AND FAULTS 13 INSTRUMENT STORAGE 13 LOW BATTERY WARNING AND BATTERY REPLACEMENT 14 WARNING ABOUT BATTERY USE 14 NOTES ABOUT WORKING AND OPERATIVE SAFETY 15 INSTRUMENT TECHNICAL CHARACTERISTICS 16 ORDERING CODES 18 ...

Page 3: ...e chosen among the following 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 functi...

Page 4: ...HD2328 4 V1 7 Thermocouple Thermometer HD2328 0 ...

Page 5: ...nt display 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 betw...

Page 6: ...ctions 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 o...

Page 7: ...until 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 ...

Page 8: ...multaneously 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 displ...

Page 9: ...t item press CLR ESC to cancel the modification 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 sav...

Page 10: ...re measured by 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 conven...

Page 11: ...d 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 comment line 9 Use the ...

Page 12: ...s for 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...

Page 13: ...is not connected FUNC CLRD Max min and average values clearing OVER o UNDR Measurement overflow indicates that the probe is measuring a value exceeding the measuring range PLS_EXIT FUNC RES_FOR_FACT ONLY Please exit using ESC function reserved to factory calibration SEL CHAN Input channel selection SEL MEAS 1 2 Select the first second calibration point SEAL MEAS UNIT Selection of the unit of measu...

Page 14: ...n the 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 ...

Page 15: ...ional 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 noi...

Page 16: ...onnections 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 to 400 C...

Page 17: ...refer to the expected thermocouple operating temperature in agreement with the thermoelements diameter Tolerance of the thermocouples Type of themocouple 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 ...

Page 18: ...UPLE PROBES The thermocouple probes can be connected to all instruments using the standard miniature connector which can be obtained from the price list DELTA OHM metrology laboratories LAT N 124 are ISO IEC 17025 accredited by ACCREDIA for Temperature Humidity Pressure Photometry Radiometry Acoustics and Air Velocity They can supply calibration certificates for the accredited quantities ...

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Page 20: ...warranty included in the manual of the product For any dispute the competent court is the Court of Padua The Italian law and the Convention on Contracts for the International Sales of Goods apply TECHNICAL INFORMATION The quality level of our instruments is the result of the continuous product development This may lead to differences between the information reported in the manual and the instrumen...

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