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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.

  

HD2305.0 

REV. 1.3 

Nov., 10

th

2005

Содержание HD2305

Страница 1: ...ation 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 manua...

Страница 2: ...2 pH meter Thermometer HD2305...

Страница 3: ...ode increases the displayed nominal buffer value 9 C F MENU key it allows selection of the unit of measurement when pressed together with the DATA key it allows to open the menu 10 CAL starts the cali...

Страница 4: ...probes 15 4 3 3 Direct connection of 4 wire Pt100 sensors 17 5 WARNINGS 18 6 INSTRUMENT SIGNALS AND FAULTS 19 7 INSTRUMENT STORAGE 20 8 LOW BATTERY WARNING AND BATTERY REPLACEMENT 21 8 1 WARNING ABOU...

Страница 5: ...or three points at 4 01pH 6 86pH and 9 18pH The probes are fitted with the SICRAM automatic detection module with the factory calibration settings already being memorized inside The units of measureme...

Страница 6: ...ument ready for normal measurement The following is displayed MIN cm min s 2 3 m m k AUTO OFF the AutoPowerOff function can be disabled by simultaneously pressing this key and the C F MENU key when tu...

Страница 7: ...memorizing the MAX MIN and AVG values To reset the previous values and start with a new measurement session press DATA until the FUNC_CLRD message appears use the and arrows to select YES confirm by p...

Страница 8: ...o exit the menu press the C F key again For further information see chapter 3 Press this key to start the calibration procedure see par 4 2 pH electrode calibration The REL mV key is used for the foll...

Страница 9: ...hm Pt1000 probes are automatically detected by the instrument upon turning on the Probe Type menu item is configured by the instrument and cannot be modified by the user The temperature probes direct...

Страница 10: ...ature The probes are detected during turn on and this cannot be performed when the instrument is already on therefore if a probe is connected and the instrument is on it is necessary to turn it off an...

Страница 11: ...6mV pH T 0 C 54 20mV pH When a temperature probe is present the instrument automatically applies the ATC function automatic temperature compensation To disable it the temperature probe must be disconn...

Страница 12: ...one for the neutral and one for the alkaline band 25 C BUFR_1 NEUTRAL 6 860 BUFR_2 ACID 4 010 BUFR_3 ALKALINE 9 180 If electrode calibration was not carried out on the instrument or the batteries have...

Страница 13: ...point calibration must always be carried out according to the fixed sequence NEUTRAL ACID BASIC The basic buffer must be the last in the sequence Without having pressed DATA ENTER at all the calibrati...

Страница 14: ...C pH C pH C pH 0 6 98 50 6 83 0 4 01 50 4 06 5 6 95 55 6 83 5 4 00 55 4 07 10 6 92 60 6 84 10 4 00 60 4 09 15 6 90 65 6 85 15 4 00 65 4 10 20 6 88 70 6 85 20 4 00 70 4 13 25 6 86 75 6 86 25 4 01 75 4...

Страница 15: ...be inserted to a depth of at least 60 mm the sensor is housed in the end part of the probe NOTE when measuring the temperature on frozen blocks it is convenient to use a mechanical tool to bore a cav...

Страница 16: ...Used Caution Before welding pass the probe cable through the fairlead and gasket 6 Weld the wires as shown in the table Sensor Board connection Jumper to close Pt100 4 wires 4 JP4 3 JP3 1 JP1 2 JP2 Pt...

Страница 17: ...ve to be soldered as indicated in the figure on the left In order to use this type of probe it is necessary to set up the menu item Probe Type as described at page 9 The P100 probe is recognized upon...

Страница 18: ...ce 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 W...

Страница 19: ...by the instrument is disconnected At the same time an intermittent beep is issued FUNC CLRD max min and average values cleared NEW_PROB_DET new probe detected OFFS offset OVER Measurement overflow th...

Страница 20: ...n 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 in...

Страница 21: ...nstrument 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 scre...

Страница 22: ...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...

Страница 23: ...teries Power absorbed with instrument off 20 A Connections Input module for the temperature probes 8 pole male DIN45326 connector pH mV input Female BNC Unit of Measurement pH mV C F Measurement of pH...

Страница 24: ...ion 50 C 200 C 0 25 C 50 C 200 C TP472I 0 Immersion 50 C 400 C 0 25 C 50 C 350 C 0 4 C 350 C 400 C TP473P 0 Penetration 50 C 400 C 0 25 C 50 C 350 C 0 4 C 350 C 400 C TP474C 0 Contact 50 C 400 C 0 3 C...

Страница 25: ...ned pH electrode 3 diaphragms for milk cream etc gel filled with screw connector S7 body in glass Ag AgCl sat KCl KP62 Combined pH electrode 1 diaphragm for pure water paints etc gel filled with screw...

Страница 26: ...m length 230 mm contact surface 5 mm Cable length 2 metres TP475A 0 Pt100 sensor air probe Stem 4 mm length 230 mm Cable length 2 metres TP472I 5 Pt100 sensor immersion probe Stem 6 mm length 500 mm C...

Страница 27: ...27...

Страница 28: ...il pr sum d fectueux Dieser Garantieschein muss der Spedition beigelegt werden wenn das Ger t an das Kundendienstzentrum gesandt wird WICHTIG Die Garantie ist nur g ltig wenn dieser Abschnitt bis ins...

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