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H74.0.05.6C-06 

Operating Manual GMH 3651 

page 8 of 18 

 

DA.,N

 

[ONC

 

Analogue output is showing concentration in mg/l or in ppm

 

 

 

SAT 

or 

P 02

 

Analogue output is showing partial pressure in %, hPa or mmHg ( 

(H 2

DA[.0

 

0.0...100.0

 

%O

2

 

Measuring value which should correspond to output 0 V 

 

 

DA[. 1

 

0.0...100.0

 %O

2

 

Measuring value which should correspond to output 1 V 
 e.g. 100.0 % -> 1 V (ex works 

100,0 %O

2

)

 

 

 

 

SET 

(ORR

 

Set Corr: Input adjustment 

 

 

0FFS 

°C or °F

 

-5.0

 °C .. 

5.0

 °C 

or 

-9.0

 °F 

.. 9.0

 °F 

The zero point of the temperature measuring is shifted for the entered 
value.  
This can be used to compensate sensor and instrument deviations 

 

 

OFF

 

No zero adjustment for temperature measurement (=0.0°)

 

S[AL 

°C or °F

 

-5.00 ... 5.00 

The slope of the temperature measurement is corrected by this value. 
This can be used to compensate sensor and instrument deviations 

 

 

OFF

 

No slope adjustment for temperature measurement (=0.00) 

0FFS 

hPa

 

-20

 .. 

20

 

hPa

 

The zero point of the pressure measuring is shifted for the entered value.  
This can be used to compensate sensor deviations 

 

 

OFF

 

No zero adjustment for pressure measurement (=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 Oxygen: Partial pressure in hPa or mmHg

 

 

 

A 1.LO

 

e.g.

  

0.0..100.0

 %

 

Min alarm limit oxygen (not if AL. 1. oFF) 

 

 

A 1.H,

 

e.g.

  

0.0..100.0

 %

 

Max alarm limit oxygen (not if AL. 1. oFF)

 

 

 

AL.  2 

ON    

/

 NO.SO 

Temperature monitoring : Alarm on with buzzer / Alarm on without 
buzzer 

 

 

OFF

 

No alarm monitoring for temperature 

 

 

A2.LO

 

-5.0 ..

+

50.0

 °C 

Min alarm limit temperature (not if AL. 2. oFF) 

 

 

A2.H,

 

-5.0 ..

+

50.0

 °C 

Max alarm limit temperature (not if AL. 2. oFF) 

 

 

 

SET 

LO66  

Set Logger 

 

 

FVNC

 

(Y(L

  

Cyclic 

logger function  

*  9 

STOR

 

Store

: manual recording 

OFF

 

No logger activated 

(Y(L

 

0:0 1 

 60:00

 

Cycle time in [minutes:seconds] for cyclic logger 

*   

SET 

(L0(

 

Set Clock 

 

 

(L0(

 

HH:MM 

Clock

: set time 

hours:minutes 

 

 

YEAR

 

YYYY 

Year

:   set year 

DATE

 

TT.MM 

Date

:   set date 

day.month 

    P

ressing “menu” and “store” at the same time for more than 2 seconds will reset the 

device to factory defaults 

 

If there are data sets stored and logger is set to “manual recording” (“Func Stor”) the first 
menu point displayed is “rEAd Logg” (p.r.t. chapter 9) 
If no key is pressed for more than 2 minutes the configuration will be aborted. All changes will 
not be saved! 

 

 

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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