
Page 3 of 40NTI AG / LinMot
Table of Contents
1 SYSTEM OVERVIEW ...................................................................................................................... 4
2 CONNECTING TO THE POWERLINK NETWORK ............................................................................. 5
2.1 PIN ASSIGNMENT OF THE CONNECTORS X17-X18 .................................................................. 5
2.2 SETTING THE NODEID ............................................................................................................. 5
3 POWERLINK PARAMETERS AND VARIABLES ............................................................................... 5
3.1 PARAMETERS ......................................................................................................................... 5
3.1.1 Dis-/Enable ......................................................................................................................... 6
3.1.2 NodeID ................................................................................................................................ 6
3.1.3 NodeID\ NodeID Source Select .............................................................................................. 6
3.2 VARIABLES ............................................................................................................................. 6
4 MAPPING OF PRES AND PREQ ..................................................................................................... 8
4.1 PDO MAPPING ......................................................................................................................... 8
4.2 ADDITIONAL PARAMETERS ..................................................................................................... 9
4.3 MAPPING OF PARAMETERS VIA THEIR UPID .......................................................................... 9
4.3.1 Example how to read a parameter via its UPID ........................................................................ 9
5 CONFIGURATION VIA POWERLINK INTERFACE ........................................................................... 11
5.1 LINMOT CONFIGURATION MODULE VIA PDO ......................................................................... 11
5.2 LINMOT PARAMETER COMMANDS VIA SDO ........................................................................... 11
5.2.1 UPID Commands ............................................................................................................... 12
5.2.2 System Commands ............................................................................................................ 18
5.2.3 Curve Service Commands ................................................................................................... 22
5.2.4 Error Log Commands .......................................................................................................... 27
5.2.5 Command Table Commands ............................................................................................... 30
6 RT LEDS ...................................................................................................................................... 35
7 INTERFACE ERROR CODES ......................................................................................................... 36
8 CABLING ..................................................................................................................................... 36
8.1 TOPOLOGY RECOMMENDATIONS .......................................................................................... 36
8.2 CALCULATING THE MINIMAL POLL RESPONSE TIME (TPRES) OF AN ARBITRARY CN .......... 38
8.3 MINIMAL POWERLINK CYCLE TIME FOR A PURE LINE STRUCTURE ...................................... 38
9 TROUBLESHOOTING ................................................................................................................... 39
9.1 ANALYZING TRAFFIC IN POWERLINK NETWORKS ................................................................ 39
9.2 FREQUENT PROBLEMS AND SOLUTIONS .............................................................................. 39