•
T
ransfer configuration from the configuration software to the system plug
•
Import configuration from the system plug into the configuration software
•
Diagnose the Flexi Soft system with the configuration software
•
Continuous diagnostics of the Flexi Soft system via a connected PLC As such the
RS-232 interface can provide an alternative to a gateway.
Table 10: Pin assignment of the RS-232 interface on the FX3-CPUx
Male connec‐
t
or/Female connector
Pin Signal Color Computer-side pin
assignmentRS-232
D-Sub (9-pin)
1 Reserved Brown –
2 RxD White Pin 3
3 GND (connected electrically
int
ernally to connection A2
on the main module)
Blue Pin 5
4 TxD Black Pin 2
NOTICE
Ground loops
The device may be damaged if this is not observed.
►
Avoid ground loops between the GND connection of the RS-232 interface and the
A2 connection of the main module,for instance by using optocouplers.
►
If the RS-232 interface of the main module is permanently connected (e.g. as an
alternative to a gateway), then observe the maximum permitted length of cable of
3m.
3.5.2 USB
Overview
T
he FX3-CPU3 main module has a USB interface.
Functions of the USB interface:
•
Transfer configuration from the configuration software to the system plug
•
Import configuration from the system plug into the configuration software
•
Diagnose the Flexi Soft system with the configuration software
Important information
NOTICE
T
he USB interface is not suitable for continuous operation.
►
Only use the USB interface during configuration and diagnostics.
USB interface
T
able 11: USB interface
USB version Connection type
2.0 Mini-B
PRODUCT DESCRIPTION 3
8012478/1IG6/2023-02-24 | SICK O P E R A T I N G I N S T R U C T I O N S | Flexi Soft Modular Safety Controller
43
Subject to change without notice