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GHM DeltaOHM HD2305.0, Operating Manual

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GHM DeltaOHM HD2305.0 Operating Manual Download Page 2

 

HD2305.0

 

-   2   -

 

V1.6

 

SOMMARIO 

 

GENERAL CHARACTERISTICS ................................................................................................................................. 3

 

DESCRIPTION OF THE FUNCTIONS ........................................................................................................................ 6

 

THE PROGRAMMING MENU ..................................................................................................................................... 9

 

PROBES AND MEASUREMENT ................................................................................................................................ 10

 

THE

 

ELECTRODE

 

FOR

 

pH

 

MEASUREMENT ........................................................................................................ 10

 

Automatic or manual pH compensation 

11

 

How to manually change the temperature 

11

 

pH

 ELECTRODE CALIBRATION

 ....................................................................................................................................... 12

 

Calibration procedure 

12

 

Temperature characteristics of Delta OHM buffer solutions 

14

 

4

 

WIRE

 

Pt100

 AND 

2

 WIRE 

Pt1000

 

T

EMPERATURE 

P

ROBES

 ......................................................................................... 15

 

Temperature measurement 

15

 

Connecting the TP47 module for the 4 wire Pt100 and 2 wire Pt1000 probes 

15

 

Direct connection of 4 wire Pt100 sensors to a DIN45326 connector 

17

 

WARNINGS .................................................................................................................................................................... 18

 

INSTRUMENT SIGNALS AND FAULTS .................................................................................................................. 19

 

INSTRUMENT STORAGE ........................................................................................................................................... 20

 

Notes on pH electrodes use 

20

 

LOW BATTERY WARNING AND BATTERY REPLACEMENT ......................................................................... 21

 

W

ARNING ABOUT BATTERY USE

 ................................................................................................................................... 21

 

NOTES ABOUT WORKING AND OPERATIVE SAFETY ..................................................................................... 22

 

TECHNICAL CHARACTERISTICS .......................................................................................................................... 23

 

T

ECHNICAL INFORMATION ON THE 

pH

 METER 

–

 

T

HERMOMETER

 .................................................................................. 23

 

INSTRUMENT

 

PROBES

 

AND

 

MODULES

 

TECHNICAL

 

DATA ........................................................................... 24 

P

H

 

ELECTRODES....................................................................................................................................................... 24

 

S

ONDE DI TEMPERATURA

 .............................................................................................................................................. 24

 

TEMPERATURE PROBES 

P

T

100

 SENSOR USING SICRAM MODULE

 .................................................................................... 24

 

Pt100

 

4-

WIRE AND 

Pt1000

 

2-

WIRE PROBES COMPLETE WITH TP

47

 MODULE

 .................................................................. 24

 

ORDERING CODES ...................................................................................................................................................... 25

 

Summary of Contents for DeltaOHM HD2305.0

Page 1: ...Operating Manual pH Meter Thermometer HD2305 0 www deltaohm com English Keep for future reference Companies Brands of GHM...

Page 2: ...TP47 module for the 4 wire Pt100 and 2 wire Pt1000 probes 15 Direct connection of 4 wire Pt100 sensors to a DIN45326 connector 17 WARNINGS 18 INSTRUMENT SIGNALS AND FAULTS 19 INSTRUMENT STORAGE 20 Not...

Page 3: ...out on one two or three points at 4 01pH 6 86pH and 9 18pH The temperature probes are fitted with the SICRAM automatic detection module with the factory calibration settings already being memorized i...

Page 4: ...HD2305 0 4 V1 6 pH meter Thermometer HD2305 0...

Page 5: ...8 key in the menu increases the current value In calibration mode increases the displayed nominal buffer value 9 C F MENU key it allows selection of the unit of measurement when pressed together with...

Page 6: ...instrument 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 w...

Page 7: ...strument automatically starts 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 arr...

Page 8: ...next item press CLR ESC to cancel the modification to exit the menu press the C F key again For more info please see following chapter Press this key to start the calibration procedure vd par pH The...

Page 9: ...SICRAM module and Delta Ohm 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 t...

Page 10: ...temperature 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...

Page 11: ...20mV pH When a temperature probe is present the instrument automatically applies the ATC function au tomatic temperature compensation To disable it the temperature probe must be disconnected If the t...

Page 12: ...the neutral and one for the alkaline band 25 C BUFR_1 NEUTRI 6 860 BUFR_2 ACIDI 4 010 BUFR_3 ALCALINI 9 180 If electrode calibration was not carried out on the instrument or the batteries have been ch...

Page 13: ...he 3 point calibration must always be carried out according to the fixed sequence NEU TRAL ACID BASIC The basic buffer must be the last in the sequence Without having pressed DATA ENTER at all the cal...

Page 14: ...C C pH 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 0...

Page 15: ...must 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...

Page 16: ...0 N i 1 0 0 0 N o t U s e d Caution Before welding pass the probe cable through the fairlead and gasket 6 Weld the wires as shown in the table Sensor TP47 board connection Jumper to close Pt100 4 wire...

Page 17: ...ldered as in dicated 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 8 The P100 probe is recognized upon turning on...

Page 18: ...surface measurements contact probes must be held perpendicular against the surface Apply oil or heat conductive paste between the surface and the probe in or der to improve contact and reduce reading...

Page 19: ...tected 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 overf...

Page 20: ...y by immersing them into a buffer at 6 86pH or 4pH Calibrate the electrode with solutions closer to the values being measured A new electrode must always be calibrated at neutral pH 6 86pH first point...

Page 21: ...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...

Page 22: ...tional 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 pr...

Page 23: ...f 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 by Instrument Measurement range 2 00 19...

Page 24: ...50 C 400 C TP473P O Penetration 50 C 300 C TP474C O Contact 50 C 300 C TP475A O Air 50 C 250 C TP472I 5 Penetration 50 C 400 C TP472I 10 Penetration 50 C 400 C TP49A I Immersion 70 C 250 C TP49AC I Co...

Page 25: ...BNC Epoxy body CP Extension cable 1 5m with BNC connectors on one side and S7 on the other side for electrode with S7 connector BNC Female BNC for electrode extension pH STANDARD SOLUTIONS HD8600C AC...

Page 26: ...0 Stem 2 7 mm length 150 mm Cable length 2 metres Aluminium handle TP49AC I Contact probe sensor Pt100 Stem 4 mm length 150 mm Cable length 2 metres Aluminium handle TP49AP I Penetration probe sensor...

Page 27: ......

Page 28: ...ed third parties is excluded from the guarantee The instrument shall be returned FREE OF SHIPMENT CHARGES to your dealer The jurisdiction of Padua applies in any dispute The electrical and electronic...

Page 29: ...he result of the constant development of the product This may produce some differences between the information written in this manual and the instrument you have purchased We cannot completely exclude...

Page 30: ...GHM GROUP Delta OHM Delta Ohm S r l a socio unico Via Marconi 5 35030 Caselle di Selvazzano Padova ITALY Phone 39 049 8977150 Fax 39 049 635596 www deltaohm com sales deltaohm com V1 6 01 09 2020...

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