Entry type: Product note Entry ID: 4150671, Entry date: 08/27/1996
TK 858 Telecommunications Unit - New Revision Level A02
Concerns the product with Order No.: 6ES5 858-0AA11 TK 858 telecommunications unit _Reason for the change:_ The functionality of the TK 858 telecommunications unit has been enhanced considerably. The new revision level permits the following links via the worldwide telephone network: _1) Programmer to PLC link with the STEP 5 package_ A number of telephone numbers can now be stored in the PLC; the total is limited is given by the PLC memory capacity only. 2) Programmer to PLC link with PRODAVE DOS 511 via AS 511 _ protocol _ The improved automatic dialling feature is particularly suited for combination with the PRODAVE DOS 511 package. The TK 858 firmware has been improved for this purpose. On the PRODAVE side a new version of the PRODAVE Toolbox is required and will be available early in 1993. _3) Programmer to PLC link with PRODAVE DOS 64R via RK 512_ This alternative permits a data link via CP 524/525 to a pro- grammer (or PC) under MS-DOS with the RK 512 computer link. The PRODAVE DOS 64R software package for PG/PC-AT is required in this case. _4) PLC to PLC link via RK 512_ This link permits the communication of two PLCs with one another via CP 524/525 and RK 512. _Upgrading:_ Please speak to your SIMATIC contact at your local Siemens office if you wish to upgrade existing TK 858 units. -------------------------------
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