Siemens SIMATIC RF300 System Manual page 456

Appendix
A.3 Connecting cable
Labeling
Power
(X4)
MOBY I
(X2)
SIMATIC RF300
(X3)
Optional supply voltage
Use the optional supply voltage under the following conditions:
• If the communication module (X1) cannot supply the current required for 2 readers and the
Y-adapter.
• If long cables between the communication module (X1) and the MOBY I-SLG (X2) cause the
voltage at the Y-adapter to drop below the minimum supply voltage of 20 V.
Note
Questions on migration
If you have questions about migration, please contact the Siemens Industry Online Support
(section "Service & Support (Page 473)").
A.3 Connecting cable
In the following chapter, you will find an overview of the connecting cables between the readers
and communication modules or PCs.
456
LED Description
The Y-adapter is switched off.
The Y-adapter is switched on. All connected components are sup‐
plied with power.
Flashes at 1:1 rate
The following options are available:
• Supply voltage at X4, but not at X1.
• Supply voltage at X1, but not at X4.
• No component is connected to either X2 or X3.
Flashes at 1:10 rate; indicates an error.
A transponder is installed on the MOBY I-SLG as well as on the
RF300 reader. The user program displays the error "03".
No MOBY I-SLG connected to the Y-adapter or the MOBY I-SLG does
not work.
A ready MOBY I-SLG is connected to the Y-adapter. If the LED gets
brighter, there is communication to a MOBY I transponder.
No RF300 reader connected to the Y-adapter or the RF300 reader
does not work.
A ready RF300 reader is connected to the Y-adapter. If the LED gets
brighter, there is communication to a RF300 transponder.
System Manual, 02/2021, C79000-G8976-C345-09
SIMATIC RF300