Siemens SENTRON PAC RS485 - Page 6

Table of contents
PAC RS485
6 Manual, 02/2008, A5E02091800B-01
Table 10-2 Mechanical data for the PAC RS485 expansion module............................................................ 68
Table 10-3 Electrical data for the PAC RS485 expansion module ............................................................... 69
Table 10-4 Ambient and environmental conditions....................................................................................... 69
Table 10-5 Technical data for the communication interface ......................................................................... 70
Table 10-6 Connection types with associated conductor cross-sections...................................................... 70
Table 10-7 Technical data of the terminal block ...........................................................................................71
Table 12-1 Request of the master................................................................................................................. 75
Table 12-2 Response - confirmation of the slave.......................................................................................... 75
Table 12-3 Requirement................................................................................................................................ 76
Table 12-4 Response - confirmation of the slave.......................................................................................... 76
Table 12-5 Requirement................................................................................................................................ 76
Table 12-6 Response - confirmation of the slave.......................................................................................... 76
Table 12-7 Requirement................................................................................................................................ 77
Table 12-8 Response - confirmation of the slave.......................................................................................... 77
Table 12-9 Requirement................................................................................................................................ 77
Table 12-10 Response - confirmation of the slave.......................................................................................... 77
Table A-1 Errors, comments, and suggestions for improvements .............................................................. 80
Table B-1 Protective measures ................................................................................................................... 82
Table C-1 Meaning of abbreviations............................................................................................................ 83
Figures
Figure 3-1
Schematic view of the side and front of the PAC RS485 expansion module ............................. 15
Figure 3-2 Schematic view of the rear of the PAC RS485 expansion module............................................. 16
Figure 4-1 Schematic view of assembling the PAC RS485 expansion module........................................... 22
Figure 4-2 Block diagram: General topology of the twisted-pair cable......................................................... 24
Figure 4-3 Terminal assignment................................................................................................................... 24
Figure 4-4 Terminal assignment with terminating resistor............................................................................ 25
Figure 4-5 Terminal assignment with line polarization ................................................................................. 25
Figure 5-1 11-bit character frame................................................................................................................. 30
Figure 5-2 10-bit character frame................................................................................................................. 30
Figure 6-1 Configuring the PAC RS485 expansion module using buttons .................................................. 59
Figure 10-1 PAC RS485 expansion module with type plate .......................................................................... 71
Figure 11-1 View from above, side view, front view and view from underneath with terminal block ............. 73
Figure B-1 ESD work center ......................................................................................................................... 82