SICK SK 20.2 - Page 3

Table of contents
1. General ..................................................................................................... 21
1.1 How to use this manual .................................................................................. 21
1.2 Intended use .................................................................................................. 21
1.3 Sings and symbols ......................................................................................... 21
1.4 Safety advice ................................................................................................. 22
2. Characteristics ........................................................................................ 23
2.1 Fundamentals ................................................................................................ 23
2.2 Application examples ..................................................................................... 23
2.3 Outputs .......................................................................................................... 24
2.3.1 Digital transistor output: ......................................................................... 24
2.3.2 Analogue output (resolution 16 bit) selectable: ..................................... 24
3. Setting into operation ............................................................................. 25
3.1 Installation instructions ................................................................................... 25
3.2 Operation ....................................................................................................... 25
3.3 Terminal arrangement .................................................................................... 26
3.4 Connection scheme ....................................................................................... 27
3.5 Adjustment ..................................................................................................... 28
4. Programming (Teach In) ......................................................................... 29
4.1 Set programming ........................................................................................... 29
4.2 Teach in "min" position .................................................................................. 29
4.3 Teach in "max" position ................................................................................. 30
4.4 Quit programming .......................................................................................... 30
4.5 Check function ............................................................................................... 31
5. Error messages ....................................................................................... 32
5.1 LED - Indications ............................................................................................ 32
5.2 Replacing the SK20.2 .................................................................................... 33
6. Shipment, Storage, Disposal ................................................................. 34
6.1 Shipment ........................................................................................................ 34
6.2 Storage .......................................................................................................... 34
6.3 Disposal ......................................................................................................... 34
7. Technical data ......................................................................................... 35
8. List of Figures .......................................................................................... 36
8026616/2021-03-11 • Subject to change without notice • SICK AG • Waldkirch • Germany • www.sick.com