Table of contents
1
Introduction................................................................................................................................... 7
1.1
Purpose of this manual ........................................................................................................ 7
1.2
Required basic knowledge ................................................................................................... 7
1.3
Validity range ...................................................................................................................... 7
1.4
Definitions ........................................................................................................................... 8
1.5
2
2.1
Intended use ....................................................................................................................... 9
2.2
2.3
Declaration of conformity ................................................................................................... 10
2.4
General safety notes ......................................................................................................... 11
2.5
3
3.1
Introduction ....................................................................................................................... 13
3.2
Overview ........................................................................................................................... 14
3.3
General technical data ....................................................................................................... 18
3.4
Cable lengths .................................................................................................................... 19
3.5
3.6
3.6.1
3TK2810-0 safety relay ..................................................................................................... 21
3.6.1.1
Applications ....................................................................................................................... 21
3.6.1.2
3.6.1.3
3.6.1.4
Terminal assignment ......................................................................................................... 23
3.6.1.5
3.6.1.6
State diagram 3TK2810-0 .................................................................................................. 25
3.6.1.7
Technical data 3TK2810-0 ................................................................................................. 26
3.6.1.8
3.6.2
3TK2820 safety relay......................................................................................................... 33
3.6.2.1
Applications ....................................................................................................................... 33
3.6.2.2
3.6.2.3
Structure 3TK2820 ............................................................................................................ 34
3.6.2.4
Terminal assignment ......................................................................................................... 34
3.6.2.5
3.6.2.6
Installation 3TK2820 .......................................................................................................... 36
3.6.2.7
Connection 3TK2820 ......................................................................................................... 38
3.6.2.8
3TK28 safety relays
Manual, 07/2016, NEB926157502000/RS-AB/003
.............................................................................. 42
3