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H74.0.05.6C-06 

Operating Manual GMH 3651 

page 2 of 18 

 

Contents 

1

 

GENERAL NOTE ...................................................................................................................................................... 2

 

2

 

DESIGNATED USE ................................................................................................................................................... 3

 

3

 

SAFETY ...................................................................................................................................................................... 3

 

3.1

 

S

AFETY SIGNS AND SYMBOLS

 ................................................................................................................................ 3

 

3.2

 

S

AFETY GUIDELINES

 .............................................................................................................................................. 3

 

4

 

PRODUCT DESCRIPTION ...................................................................................................................................... 4

 

4.1

 

S

COPE OF SUPPLY

 .................................................................................................................................................. 4

 

4.2

 

O

PERATION AND MAINTENANCE ADVICE

 .............................................................................................................. 4

 

4.3

 

S

TART OF 

O

PERATION

 ........................................................................................................................................... 4

 

4.4

 

C

ONNECTIONS

 ....................................................................................................................................................... 5

 

4.5

 

D

ISPLAY ELEMENTS

 ............................................................................................................................................... 5

 

4.6

 

P

USHBUTTONS

 ....................................................................................................................................................... 5

 

4.7

 

P

OP

-

UP CLIP

 ........................................................................................................................................................... 6

 

5

 

CONFIGURATION ................................................................................................................................................... 7

 

6

 

THE OXYGEN SENSOR .......................................................................................................................................... 9

 

6.1

 

D

ESIGN OF 

S

ENSOR 

GWO

 

3600 ............................................................................................................................ 9

 

6.2

 

E

LECTRODE 

M

AINTENANCE

 .................................................................................................................................. 9

 

7

 

OXYGEN MEASURING - PLEASE NOTE .......................................................................................................... 10

 

7.1

 

C

ORRECTION OF SALINITY 

('SAL') ...................................................................................................................... 10

 

7.2

 

A

MBIENT PRESSURE AND MEASURING DEPTH OF THE ELECTRODE

 ..................................................................... 10

 

7.2.1

 

Measurement without Water depth measuring assembly: Menü dEPt = OFF ............................................ 10

 

7.2.2

 

Measurement without Water depth measuring assembly  TMV 3600 (dEPt = On) ..................................... 10

 

8

 

CALIBRATION OF THE SENSOR....................................................................................................................... 11

 

8.1

 

O

NE 

P

OINT 

C

ALIBRATION 

('

(AL

  

1-PT

') ................................................................................................................. 11

 

8.2

 

2

 

/

 

3-P

OINT 

C

ALIBRATION 

('

(AL

  

2-PT

,

 

(AL

  

3-PT

') ................................................................................................ 12

 

8.3

 

E

VALUATION OF 

S

ENSOR 

S

TATE 

(

ELE[

) .............................................................................................................. 12

 

9

 

OPERATION OF THE LOGGER ......................................................................................................................... 13

 

9.1

 

„F

UNC

-S

TOR

“:

 

S

TORING 

S

INGLE 

M

EASUREMENT 

S

ETS

 ...................................................................................... 13

 

9.2

 

„F

UNC

-CYCL“:

 

A

UTOMATIC 

R

ECORDING 

W

ITH 

S

ELECTABLE 

L

OGGER

-C

YCLE

-T

IME

 ..................................... 14

 

10

 

INSPECTION OF THE ACCURACY / ADJUSTMENT SERVICES ............................................................ 14

 

11

 

OUTPUT ................................................................................................................................................................ 15

 

11.1

 

I

NTERFACE 

-

 

B

ASE 

A

DDRESS 

('A

DR

.') .............................................................................................................. 15

 

11.2

 

A

NALOGUE 

O

UTPUT 

 

S

CALING WITH 

DAC.0

 AND 

DAC.1 ............................................................................ 15

 

12

 

GLP ........................................................................................................................................................................ 16

 

12.1

 

C

ALIBRATION INTERVAL 

(

[.INT

) ....................................................................................................................... 16

 

12.2

 

C

ALIBRATION STORAGE 

(

R

EA

CAL) ............................................................................................................. 16

 

13

 

ALARM („AL.“) ................................................................................................................................................... 16

 

14

 

REAL TIME CLOCK („CLOC“) ....................................................................................................................... 16

 

15

 

ERROR AND SYSTEM MESSAGES ................................................................................................................ 17

 

16

 

SPECIFICATION ................................................................................................................................................. 18

 

17

 

RESHIPMENT AND DISPOSAL ....................................................................................................................... 18

 

 

1  General Note 

Read this document carefully and get used to the operation of the device before you use it. Keep this 
document within reach for consulting in case of doubt.  

If the device is stored at temperatures above 50°C the battery has to be removed from the device.  

NOTE:  

We recommend taking out battery if device is not used for a longer period of time.  
Risk of leakage! 

 

 

Summary of Contents for GMH 3651

Page 1: ...Str 26 D 93128 Regenstauf 49 0 9402 9383 0 49 0 9402 9383 33 info greisinger de As of Version 1 0 Operating Manual GMH 3651 Oxygen meter for dissolved oxygen with integrated temperature and pressure...

Page 2: ...IBRATION AL 1 PT 11 8 2 2 3 POINT CALIBRATION AL 2 PT AL 3 PT 12 8 3 EVALUATION OF SENSOR STATE ELE 12 9 OPERATION OF THE LOGGER 13 9 1 FUNC STOR STORING SINGLE MEASUREMENT SETS 13 9 2 FUNC CYCL AUTOM...

Page 3: ...s device has been designed and tested in accordance with the safety regulations for electronic devices However its trouble free operation and reliability cannot be guaranteed unless the standard safet...

Page 4: ...s to be set again 2 Mains operation with power supply When using a power supply please note that operating voltage has to be 10 5 to 12 V DC Do not apply overvoltage Cheap 12V power supplies often hav...

Page 5: ...4 ok arrow Signals if oxygen and temperature values are stable 5 CAL arrow Signals if automatic calibration is in progress 6 SAL arrow Signals that the salinity correction is aktivated 7 Logg arrow Sh...

Page 6: ...lip at position 90 Pop up clip at position 180 Function The device with a closed pop up clip can be plainly laid onto a table or attached to a belt etc The device with pop up clip at position 90 can b...

Page 7: ...h in meter only with depth accessory TMV 3600 DEP Depth measuring activated Second display always shows depth in meter only with depth accessory TMV 3600 U N T T C All temperatures in degree Celsius e...

Page 8: ...rement 0 0 SET AL Set Alarm AL 1 ON NO SO Monitoring Oxygen Alarm on with buzzer Alarm on without buzzer OFF No alarm monitoring for oxygen AL N ONC Monitoring Oxygen Concentration in P 02 Monitoring...

Page 9: ...to ageing Therefore we recommend to maintain the electrode at monthly intervals p r t Electrode maintenance Please note Make it a rule to always store the electrode in a humid environment in the stora...

Page 10: ...xygen concentration requires entering the salinity of the medium p r t Configuration The correction of salinity is based on media on a water basis whose chemical content is similar to sea water The co...

Page 11: ...ctrode is exposed to air with a relative atmospheric humidity of 100 Proceed as follows Put some distilled water in a bottle Close bottle and generate a water steam saturation 100 rel atmospheric humi...

Page 12: ...blinks no valid reference is recognised by the instrument As soon the values for oxygen and temperature are stable the calibration of the second point will be finished At 2 point calibration the calib...

Page 13: ...f data sets 1000 A data set contains oxygen concentration in mg l or ppm oxygen saturation in percent or partial pressure in hPa or mmHg temperature value at the time of recording in C or F absolute p...

Page 14: ...The recording automatically will be stopped Stopping the recording manually By pressing Store key 6 the recording can be stopped manually Then the following choice appears The selection can be made by...

Page 15: ...nels oxygen concentration in mg l or ppm oxygen saturation in percent or partial pressure in hPa or mmHg temperature value at the time of recording in C or F absolute pressure in hPa abs or mmHg abs o...

Page 16: ...rtly switch between ELE total electrode state evaluation in SL 1 Slope at 0 Air saturated water 1 SL 2 Slope at air saturated water 100 1 Date time display of data set or Change between the different...

Page 17: ...or Sensor cable or instrument defect return to manufacturer for repair ERR 7 system error return to manufacturer for repair If BAT is flashing the battery will be exhausted soon Further measurements a...

Page 18: ...000 data sets with measuring point input Alarm Buzzer visual interface 2 channels selectable oxygen unit and temperature Additional functions Min max hold auto hold Housing Break proof ABS housing Pro...

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