ICP DAS USA UA-5200 Series, User Manual

Page: 8 / 233

UA-5200 Series User Manual V4.3 ICP DAS
8
1.3. Functions

Built-in OPC UA Server Service
The built-in OPC UA Server Service is compliable with IEC 62541 Standard and
provides functions of Redundancy, Transmission Security Encryption, Active
Transmission, Error Detection, Communication Failure Recovery, etc. to connect
SCADA or OPC UA Clients. Allowed up to 8000 OPC UA tags and up to 20 sessions
for the OPC UA Client connection.

Built-in MQTT Broker Service
MQTT Broker inside and compliable with MQTT V.3.1.1 protocol. It provides functions
of IoT Active M2M Transmission, QoS Quality Service, Retain Mechanism, Identity
Verification, Encryption, Will, MQTT Client Drivers, etc. The Broker can connect up to
400 MQTT Clients.