Technical data
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12.4 Technical data netFIELD Wireless Web Server
Parameter
Value
HTTP
HTTP/1.1
Port
80
Connections
Max. 8 simultaneous connections
One connection is being processed.
JavaScript
Required
HTTPS
Not supported
Table 99: Technical Data Web Server
12.5 OPC UA Server
Parameter
Description
OPC UA Server
According to "IO-Link Companion Specification":
http://opcfoundation.org/UA/IOLink/
Vendor-specific information model:
http://www.hilscher.com/UA/IOLink/Wireless
Server profile
Micro Embedded Device
Protocol
OPC UA TCP
User access
Anonymous (Read access only)
User name / password (Read and write access)
Number of sessions
2
Number subscriptions per session 2
Number „Monitored Items“ per
session
20
Data coding
UA binary
Table 100: OPC UA Server
12.6 MQTT Client
Parameter
Description
MQTT
Client
Client services
Publish
Protocols
MQTT over TCP
Topic size
Max. 256 bytes individually per MQTT publication and
up to 256 bytes of common topic prefix of the
associated MQTT connection
Topics
Topic: Printable UTF-8 string, NUL-terminated, multi-
byte encoding (MBCS)
Payload: JSON
Will Topic
Max. 256 bytes
Quality of Service
QoS 0, QoS 1, and QoS 2
IP standard
IPv4
Port
1883 (default), MQTT unencrypted
MQTT standard
V3.1.1
Restriction
The Subscribe service is not supported.
Table 101: Technical data MQTT Client
NFD-3090-EIS-IOLM\W | Hardware, installation and commissioning
DOC200701UM02EN | Revision 2 | English | 2021-08 | Released | Public
© Hilscher 2020 - 2021