Siemens S7-200 - Page 159

Connecting Multiple Devices on a Network
B.6 Building a TD/CPU Cable
Text Display (TD) User Manual
System Manual, 08/2008, A5E00765548-03
159
Figure B-4 shows you the pin-out of TD/CPU cable with power supplied to the TD device.
Use this option when you want the TD device to receive power from an S7-200 CPU.
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Figure B-4 TD/CPU Cable with Power Connections
Making a Cable That Does Not Supply Power to the TD Device (TD 200, TD 200C, and TD400C only)
Figure B-5 shows you the pin-out of a TD/CPU cable without power supplied to the TD
device. Use this option when you want the TD device to receive power from an external
power supply. The maximum length for the cable is 1200 meters.
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7'6LGH 66LGH
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7UDQVPLW5HFHLYH'DWD
7UDQVPLW5HFHLYH'DWD
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Figure B-5 TD/CPU Cable without Power Connections