Lenze I/O system 1000 System Manual - Manual (Page 225)

Product description
I/O compound modules − communication
RS485 interface − EPM−S650
3
l
225 EDSIO1000 EN 7.0
Overview
2 6
3 7
4 8
1 5
EPM-S650
DC24V
Term Term
0V
TxD+
TxD-
RxD-
RxD+
GND
RTS
1
0 CP
SLIOS650
Fig. 3−78 Elements and circuit diagram
0 Displays for module status
1 Terminals
1...8 Connection number
Status displays
Module status LEDs 0
View Pos. Designation Colour Explanation
1
10
1 RUN Green On: Module is ready for operation
2 MF Red On: Module error (see table below)
3 TxD
Green
On: Transmit data
4 RxD On: Receive data
5 IF Red
Blinking: Line interruption, overflow, parity error,
or character frame error
6
− − Not assigned
7
8
9
SLIO001 10
Messages of the status LEDs RUN and MF
RUN MF Meaning
On Off
Module status OK
Bus communication is OK
On On
Module reports error
Bus communication is OK
Off On
Module reports error
Bus communication not possible
Off Off Error in the bus supply voltage
Blinking Blinking Configuration error ( ^ 249)