Table Of Contents; Contents - TESTO 6448 Instruction Manual

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Contents

1 Contents ...................................................................................................3
2 Safety and the environment....................................................................4
2.1. About this document ........................................................................4
2.2. Safety ..............................................................................................5
2.3. Protecting the environment..............................................................6
3 Specifications ..........................................................................................7
3.1. Use ..................................................................................................7
3.2. Technical data .................................................................................8
3.2.1.
3.2.2.
3.2.3.
4 Product description...............................................................................12
4.1. Overview........................................................................................12
5 Initial operation ......................................................................................16
5.1. Mechanical assembly ....................................................................16
5.1.1.
5.1.2.
5.1.3.
5.1.4.
5.1.5.
5.2. Electrical connection......................................................................26
6 Operation................................................................................................28
6.1. Operation and display elements ....................................................28
6.1.1.
6.1.2.
6.1.3.
6.1.4.
6.1.5.
7 Cleaning the sensor ..............................................................................42
7.1. Cleaning agents.............................................................................42
7.2. Calibration .....................................................................................42
8 Troubleshooting ....................................................................................43
8.1. Replacing damaged parts..............................................................43
8.2. Replacing O-rings and seal rings...................................................43
8.3. Error messages .............................................................................43
Dimensions (mm).............................................................................................8
Thermal mass flow sensor ...............................................................................9
Accessories ...................................................................................................11
Preparation ....................................................................................................16
Assembly of the clamp...................................................................................18
Assembly under pressure ..............................................................................21
Assembly of the PBCOver reverse running protection unit.............................21
Installation position of the sensor...................................................................24
Types of operation .........................................................................................29
Programming .................................................................................................30
Adjustable parameters ...................................................................................31
Setting the preset counter / pulse value (ImPS) .............................................36
Menu overview...............................................................................................41
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