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H74.0.05.6C-06 

Operating Manual GMH 3651 

page 7 of 18 

5  Configuration 

 

Some menu points depend on current device settings.  

 

To change device settings, press

 

„Menu“

 

 for 2 seconds. This will activate the configuration menu (main 

display:  “Set”). Pressing 

„Menu“

 

  changes between the menus points, pressing 

 jumps to the 

referring parameters, which can be selected with key 

The parameters can be changed with 

 or 

. Pressing 

„Menu“

 

 again jumps back to the main 

configuration menu and saves the settings. "Quit" 

 finishes the configuration and returns to standard 

measuring operation. 

Menu 

Parameter  Value 

Description

 

 

 

key Menu

 

key

 

key

 or 

 

 

 

p.r.t 

SET 

(ONF

 

Set Configuration: General configurations

 

 

 

U N,T 

       

(ONC

 

(ONC 

ppm

 

Display unit of O

2- 

concentration ppm (identical values like mg/l) 

*   

(ONC 

mg/l

 

Display unit of O

2- 

concentration mg/l (identical values like ppm) 

[H  2 

SAT 

%O

2

 

Main display shows O

2- 

concentration (mg/l or ppm) or O

2

-Saturation in 

(ex works setting)

 

 

 

P 02 

hPa

 

Main display shows O

2-

 concentration or O

2

-partial pressure in hPa 

P 02 

mmHg

 

Main display shows O

2-

 concentration or O

2

- partial pressure in mmHg 

RES 

K , 

Best O

2

 resolutions 

 

 

LO 

Low O

2

 resolution, calm value display (standard) 

SAL

 

OFF 

Salinity correction deactivated 

(ex works setting)

 

 

 

0.1 

 70.0 

Salinity correction activated, Unit 

‰ = PSU 

LCD.2

 

T

 

Second. display always temperature 

 

 

P

 

 

Second. display always absolute pressure 

P    T 

Second. display alternates between temperature and abs. pressure 

DEP. T

 

 

Depth measuring activated, Second. display alternates between 
temperature and depth 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 (ex works setting) 

 

 

°F

 

All temperatures in degree Fahrenheit 

[AL

 

A,R 

The sensor will be calibrated at air or gas 

(ex works setting)

 

 

 

A Q UA

 

The sensor will be calibrated in water  

[AL.P

 

1-PT

 

Simple one point calibration at air (

A,R

) o rat air saturated water (

A Q UA

)

 

 

 

2-PT /  3-PT

 

2 or 3-point calibration at air (

A,R

)/air saturated water (

A Q UA

), or in 

oxygen/oxygen saturated water or in nitrogen/zero solution

 

[. INT 

 365

 

Calibration reminder period (in days)

 

 

 

OFF

 

No calibration reminder 

A VTO

 

HLD

 

ON 

Auto measuring value identification Auto Hold (when logger = off) 

 

 

OFF 

Standard hold function on key press (when logger = off) 

P.OFF

 

 120 

Power-off delay in minutes. Device will be automatically switched off as 
soon as this time has elapsed if no key is pressed/no interface 
communication takes place. (ex works setting 20min) 

 

 

OFF

 

Automatic power-off function deactivated (continuous operation) 

0V T

 

OFF

 

Interface off -> minimal power consumption 

 

 

SER

 

Serial interface activated  (ex works setting) 

DA[

 

Analogue output activated 

ADR

 

0 1

,

 1 1

,

2 1

,

 

 9 1

 

Base address for serial interface communication 

(ex works setting 01)

 

 

 

 
 

 

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

1

2

3

4

5

6

ON
OFF

max

Store

CAL

min

Set

Menu

Quit

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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