Siemens 7XV5652-0CA00, Manual, Page: 61 / 88

!
DANGER
High touch voltages
Noncompliance leads to death or severe injury.
²
Work may only be carried out by electrically qualified personnel who are familiar with and observe the
safety requirements and precautions.
²
Never perform any work if hazardous voltages are present.
²
During connection work, completely de-energize the plant (control cabinet, switch panel) where the
device is to be operated.
²
De-energize the device.
²
Unscrew the enclosure cover using a screwdriver.
²
Remove the protective conductor on the enclosure cover.
²
Remove the enclosure cover.
²
Configure the jumpers according to the following table.
i
i
NOTE
The status of all the jumpers is read only once when the fiber-optic converter is switched on. For the new
configuration of the jumpers to take effect, the fiber-optic converter must be switched off and then back
on following any change to the configuration.
i
i
NOTE
Siemens recommends changing the jumper configuration only when the device is switched off and the
auxiliary voltage is disconnected.
i
i
NOTE
If you open the fiber-optic converter, consider the information in chapter 4.1 Montage .
Table 2-1 Fiber-Optic Polarity
Function Default Setting Alternative
Jumper Position Function Jumper Position Function
Optical fiber 1
Polarity reversal
(Sync/Async) 1 (3-2) Not inverted
Light idle state: OFF 1 (1-2) Inverted
Light idle state: ON
Table 2-2 Configuration of the RS232 Interface
Function Default Setting
Jumper Position Function
RS232 termination X39 (1-2)
X40 (1-2) Unterminated
RS232 X37 (1-2)
X38 (1-2) RS232
Device Structure
2.2 Device Connections
Accessories, RS232 Optical Fiber Converter 7XV5652-0CA00, Manual 17
C53000-G9050-C606-1, Edition 03.2020