Turtle Tough TT-TOUGH-DO-M4M User manual

TURTLE
TOUGH
®
1
TURTLE
TOUGH
®
turtletoughsensors.com
MANUAL
M4M TOUGH DISSOLVED OXYGEN SYSTEM
Dissolved Oxygen

TURTLE
TOUGH
®
2
Contents
Safety Precauons 3
     4
      4
      4
        4
     4
     5
      5
       5
        5
         5
Introducon 6
Specicaons 7
        7
Operaon
      8
      8
      8
Calibraon
      9
      9
      9
Sensor Maintenance 10
       11
       11
     12
       13
    14
        15
Warranty 16
Return Goods 17
Support 17

TURTLE
TOUGH
®
3
Safety Precautions

• 

• 

• 
General





Warnings used in this manual



DANGER



WARNING



CAUTION



NOTICE



IMPORTANT



Disconnect electrical supply before working on this equipment.

TURTLE
TOUGH
®
4
Qualification and Training of Personnel





Important Safety Instructions


NOTICE


WARNING


WARNING





WARNING



WARNING


Hazards due to Non-compliance


• 
• 
• 
Safe Operation


Safety Instructions for the Owner/Operator


TURTLE
TOUGH
®
5
Installation, Maintenance and Inspection
             

• 
• 


Impermissible Modes of Operation


Unauthorised Modification


Chemicals


CAUTION
           


DANGER Fire hazard. No parts are suitable for use in a hazardous rated area.
Important: 
  

Sensors
Health and Safety


Environmental Consideraons





















TURTLE
TOUGH
®
6
Introduction






















TURTLE
TOUGH
®
7
Specifications
Product name 
Code 
O₂-Measuring ranges 
O₂-Accuracy 
°C-Measuring rang 
°C-Accuracy 
Recorder outputs



Power supply 
Burden 
Fuse 
Display 
Sensor 
Calibraon 
Housing 
Dimensions 
Weight 
Field case 
Unpacking
• 

• 
• 
• 

• 







TURTLE
TOUGH
®
8
Operation
Temperature Measurement



Note: Since most of the M4S sensor is made of plasc material, the sensor should never be used in water samples with
temperatures above 60°C. This would damage the sensor body, the right to claim under warranty would be lost.
Temperature Stabilisaon Time











Dissolved Oxygen Measurement



• 

• 

• 

• 

• 

• 



TURTLE
TOUGH
®
9
Calibration
Calibration Verification Check





For example:
• 


• 

• 
Calibration in Atmospheric Air
      

 


 
 

Note: For high accuracy calibraon of your instrument, barometric pressure should be taken into consideraon.
Calibration to Barometric Pressure













TURTLE
TOUGH
®
10
Sensor Maintenance
       
        

• 

• 


• 


•         
   

• 
          




• 
•         
      

•          



Element Acve Sensor Passive Sensor
Cathode  
Anode  
Electrolyte  
Material of sensor body  
Membrane  
Pressure compensaon  
Temp. compensaon  
Max operaon temp.  
Calibraon  