1. CAD drawings for S7-22x in the AutoCAD format
S7-200 AutoCAD file V16.dwg as ZIP file
http://support.automation.siemens.com/WW/llisapi.dll/csfetch/7205083/S7-200-AutoCAD-V16_dwg.zip?func=cslib.csFetch&nodeid=19877135
S7-200 AutoCAD file V16.dxf as ZIP file
http://support.automation.siemens.com/WW/llisapi.dll/csfetch/7205083/S7-200-AutoCAD-V16_dxf.zip?func=cslib.csFetch&nodeid=19877144
AutoCAD.pdf as ZIP file
http://support.automation.siemens.com/WW/llisapi.dll/csfetch/7205083/AutoCAD-pdf.zip?func=cslib.csFetch&nodeid=19877139
Text Display TD 200 and TD 200C AutoCAD Drawing
http://support.automation.siemens.com/WW/llisapi.dll/csfetch/19610140/TD200.dxf?func=cslib.csFetch&nodeid=19612446
2. S7-300
http://www.sea.siemens.com/autogen/docs/cad/S7-300.zip
3. S7-400
http://www.sea.siemens.com/autogen/docs/cad/S7-400.zip
4. C7
http://www.sea.siemens.com/autogen/docs/cad/C7.zip
5. Distributed I/O
ET200eco
http://www.sea.siemens.com/autogen/docs/cad/ET200eco.zip
ET200L
http://www.sea.siemens.com/autogen/docs/cad/ET200L.zip
ET200S
http://www.sea.siemens.com/autogen/docs/cad/ET200S.zip
ET200S_Motor_Starter
http://www.sea.siemens.com/autogen/docs/cad/ET200S_Motor_Starter.zip
ET200X
http://www.sea.siemens.com/autogen/docs/cad/ET200X.zip
ET200X_Motor_Starter
http://www.sea.siemens.com/autogen/docs/cad/ET200X_Motor_Starter.zip
6. Centralized or Distributed I/O
ET200M
http://www.sea.siemens.com/autogen/docs/cad/ET200M.zip
7. Ethernet
http://www.sea.siemens.com/autogen/docs/cad/Networking%20Autocad%20files%200103.ZIP
8. PROFIBUS
http://www.sea.siemens.com/autogen/docs/cad/profibus/PROFIBUS.ZIP
9. SCALANCE
http://www.sea.siemens.com/automat/scalance/SCALANCE.ZIP

虽然这里不是传动板块，但是为了大家下载方便，补上MM4的文件链接：
MICROMASTER 420/440 Frame size A

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSA/FSA_1790a004_dxf.zip

MICROMASTER 420/440 Frame size B

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSB/FSB_1790a005_dxf.zip

MICROMASTER 420/430/440 Frame size C

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSC/FSC_1790a006_dxf.zip

MICROMASTER 430/440 Frame size D

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSD/FSD_620012941100_dxf.zip

MICROMASTER 430/440 Frame size E

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSE/FSE_620012951100_dxf.zip

MICROMASTER 430/440 Frame size F with filter

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSF_FIL/FSF_FIL_620011962200_dxf.zip

MICROMASTER 430/440 Frame size F without filter

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSF_NFIL/FSF_NFIL_620011962100_dxf.zip

MICROMASTER 430/440 Frame size FX

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSFX/FSFX_a5e00157267_dxf.zip

MICROMASTER 430/440 Frame size GX

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/FSGX/FSGX_a5e00157273_dxf.zip

Operator panel door mounting kit

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/options/1790a005a_a7-dxf.zip

Pulse encoder evaluation module

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/options/1790a210a-dxf.zip

PROFIBUS module, DeviceNet module, CANopen module

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/options/1790a220a-dxf.zip

Basic Operator Panel (BOP), Advanced Operator Panel (AOP)

http://www2.automation.siemens.com/sd/umrichter/ftp/MM4/options/1792a200a-dxf.zip