Siemens SIMATIC RF185C Operating Instructions Manual page 190

Appendix
A.3 Operation of optical handheld readers, access control readers or serial devices
Configuring the optical handheld readers
To allow the operation of the optical handheld readers via the RS232 interface with the
communication module you need to configure the handheld readers appropriately.
Note
Codes in the product information
The optical handheld readers and the connecting cables are supplied with product
information with configuration codes.
For communication between the communication module and the reader, you must set the
following identical parameters in both modules:
● Interface: RS-232
● Transmission speed: 115.2 kBd
● Data bits: 8
● Parity: None
● Stop bits: 1
Configuring the RF1040R/RF1070R reader
No further settings need to be made for the RF1040R/RF1070R reader. In its delivery state,
the reader is set so that it can be operated both via USB as well as the R232 interface.
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SIMATIC RF185C, RF186C, RF188C, RF186CI, RF188CI
Operating Instructions, 04/2020, C79000-G8976-C512-03