
TABLE OF CONTENTS B-63494EN/02
c-2
3.9.1 Sequence of the Programmable Safe-Related I/O Signal Function........................36
3.9.2 C Language Executor .............................................................................................38
3.10 SAFETY POSITION SWITCH SIGNAL ....................................................... 43
4 INSTALLATION .................................................................................... 45
4.1 OVERALL CONNECTION DIAGRAM ......................................................... 47
4.1.1 For 1-path ...............................................................................................................47
4.1.2 For 2-path ...............................................................................................................49
4.1.3 Loader Control .......................................................................................................52
4.2 DI/DO CONNECTION (VIA THE PMC) ....................................................... 53
4.3 DI/DO CONNECTION (VIA THE FSSB) ...................................................... 54
4.3.1 FSSB I/O Connection.............................................................................................54
4.3.2 FSSB I/O Attachment.............................................................................................61
4.3.3 FSSB I/O Specification List ...................................................................................66
5 I/O SIGNALS ......................................................................................... 67
5.1 OVERVIEW ................................................................................................. 68
5.2 SIGNALS ..................................................................................................... 69
5.3 SIGNAL ADDRESSES ................................................................................ 81
5.3.1 1-path Control ........................................................................................................81
5.3.2 2-CPU 2-path Control (Series 16i/18i-TB, Series 16i-MB)...................................83
5.3.3 1-CPU 2-path Control (Series 16i/18i-TB) ............................................................86
5.3.4 2-CPU 3-path Control (Series 16i-TB)...................................................................89
5.3.5 Loader Control (Series 16i/18i/21i-TB, Series 16i/18i-MB) .................................93
5.3.6 Caution (Common).................................................................................................94
5.4 SAFETY SIGNAL MODES .......................................................................... 95
5.5 NOTES ON MULTI-PATH CONTROL ......................................................... 97
5.5.1 2-CPU 2-Path Control (without Axis Change between Paths)...............................97
5.5.2 2-CPU 2-Path Control (with Axis Change between Paths)....................................98
5.5.3 1-CPU 2-Path Control ............................................................................................99
5.5.4 2-CPU 3-Path Control ..........................................................................................100
5.5.5 Loader Control .....................................................................................................101
6 PARAMETERS.................................................................................... 102
6.1 OVERVIEW ............................................................................................... 103
6.2 PARAMETERS .......................................................................................... 104
6.3 PARAMETERS RELATED TO THE USE OF FSSB I/O UNIT................... 122
6.4 FUNCTIONS THAT REQUIRE SPECIAL PARAMETER SETTINGS ........ 126
6.4.1 Tandem Control....................................................................................................126