HB-37420-810-01-25F-EN SMX100 Installation manual.docx Page 6 of 260
Version: 25F
5.11.3 Connection variants ....................................................................................................... 194
5.11.3.1 Connection of absolute encoders as master ........................................................... 194
5.11.3.2 Connection of an absolute encoder as slave ........................................................... 195
5.11.3.3 Connecting an incremental encoder with TTL-signal level ....................................... 196
5.11.3.4 Connection of a SIN/COS encoder ......................................................................... 197
5.11.3.5 Connection of a resolver as master ........................................................................ 198
5.11.3.6 Connection of a resolver as slave ........................................................................... 199
5.11.3.7 Connection of proximity switch SMX111x SMX112x ............................................... 200
5.11.3.8 Connection of HTL/proximity switch SMX11-2/SMX12-2 ......................................... 200
5.12 Configuration of measuring distances ................................................................................................. 203
5.12.1 General description of encoder configuration.................................................................. 203
5.12.2 Sensor type ................................................................................................................... 203
5.12.2.1 Absolute encoder: .................................................................................................. 203
5.12.2.2 Incremental encoder: .............................................................................................. 206
5.12.2.4 SinusCosinus encoder – high resolution mode: ...................................................... 206
5.12.2.5 Proxi switch ............................................................................................................ 207
5.12.2.6 Extended monitoring proximity switch / proximity switch.......................................... 208
5.12.2.7 HTL – Sensor ......................................................................................................... 209
5.12.2.8 Resolver................................................................................................................. 209
6 RESPONSE TIMES OF THE SMX ..................................................................... 210
6.1 Response times in standard operation ............................................................................................... 210
6.2 Response time for FAST_CHANNEL ..................................................................................................... 212
6.3 Response times for fault distance monitoring .................................................................................... 212
6.4 Reaction times for using inputs and outputs at the expansion modules ............................................. 214
7 START-UP .......................................................................................................... 216
7.1 Procedure ........................................................................................................................................... 216
7.2 Making sequences .............................................................................................................................. 216
7.3 LED display ......................................................................................................................................... 218
7.4 Parameterization ................................................................................................................................ 219
7.5 Function test....................................................................................................................................... 219
7.6 Validation ........................................................................................................................................... 219
8 SAFETY RELATED EXAMINATION .................................................................. 220
9 MAINTENANCE.................................................................................................. 221
9.1 Modification / handling changes to the device ................................................................................... 221
9.2 Exchanging a module .......................................................................................................................... 221
9.3 Maintenance intervals ........................................................................................................................ 221
10 TECHNICAL DATA ......................................................................................... 222
10.1 Environmental conditions ................................................................................................................... 222
10.2 Safety related characteristic data ....................................................................................................... 222
11 SWITCH TYPES .............................................................................................. 223
12 NOTES ON DESIGNING, PROGRAMMING, VALIDATING AND TESTING
SAFETY RELATED APPLICATIONS ....................................................................... 228
12.1 Risk assessment .................................................................................................................................. 228
12.2 Required technical documents ........................................................................................................... 230
12.3 Necessary steps for draft, realization and testing ............................................................................... 231
12.3.1 Specification of safety requirements (structural schematic) ............................................. 233
12.3.2 Specification of the functional safety system................................................................... 238
12.3.2.1 Definition of safety functions ................................................................................... 238
12.3.2.2 Required performance level (PLr) (additional emergency stop) ............................... 238
12.3.2.3 Example – Specification of safety functions in form of a table ................................. 239
12.3.3 Software specification .................................................................................................... 240
12.3.4 Hardware specification ................................................................................................... 242
12.3.4.1 Selection of SRP/CS and operating means ............................................................. 242
12.3.4.2 Example for hardware specification ........................................................................ 243
12.3.4.3 Consideration of systematic failures ....................................................................... 244
12.3.5 Hard and Software design .............................................................................................. 245
12.3.6 Testing of the hardware design ...................................................................................... 245
12.3.6.1 Iterative testing of the achieved safety level ............................................................ 245
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