HBM ClipX Bedienungsanleitung Seite 112

Operation via Ethernet/OPC UA
Sending commands
To send commands:
1. Send the data via Ethernet port 55.000.
2. All send sequences must be terminated by LF (Line Feed, ASCII 10) or-
CRLF (Carriage Return Line Feed, ASCII 13 and ASCII 10).
3. A send sequence may contain a maximum of 40 characters, including the
terminating characters. That means you can send 38 or 39 characters of
user data.
4. Text parameters must be enclosed in double quote marks (
double quote marks and no question marks (
The network connection is closed after about 30 seconds if no
request is sent or output generated in that time.
The ClipX supports a wide variety of network services, including NTP,
UPnP or multiple web browser connections. But since network
resources are limited, depending on the network being used and pos-
sibly necessary retransmits, such as in the case of WLAN connec-
tions, the reliability of a connection cannot be guaranteed under all
circumstances. So make sure that a connection is set up and the
ClipX is ready to receive before you send commands.
Receiving responses
After you have sent a command, you get either
each case followed by CRLF – as the response.
was not understood. In this case, check the syntax and parameters of your com-
mand. If a ? is transmitted instead of a floating-comma number, the number has
the value NaN (not a number).
Commands
There are actually only three commands. In the commands you use the same
parameters as for the fieldbuses. The parameters (Index, Subindex and Value)
are described in the
"General and system objects" on page 175
on page 222.
110
"Object dictionary" on page 164
A04643_04_X00_03 HBM: public
? ) are allowed within the texts.
0 , the requested data or
? means that the command
section, in the subsections
through to "List of signal references"
" ). No single or
? – in
ClipX