PC commissioning
For pc commissioning, define the source signals, acquisition rate, record-retention requirement and destination system before selecting the communication and storage architecture.
NOVUS · Data Logging, Remote I/O & IIoT
USB-i485
Isolated USB-to-RS485/RS422 interface for engineering, configuration and service access to serial industrial devices.
Roleisolated USB to RS485/RS422 converter
CategoryData Acquisition & Communication
IntegrationModel-specific
SupportPrimionics application engineering
Engineering position
Isolated USB to RS485/RS422 converter for the industrial data layer
The product belongs to the acquisition and information layer: it records, converts, exchanges or publishes process and machine data. Deterministic machine or process control remains in the controller; logging, remote I/O and IIoT functions should be designed as a separate information path. Isolated USB-to-RS485/RS422 interface for engineering, configuration and service access to serial industrial devices.
Field-data integrationDefine field signals, channel count, acquisition purpose and the receiving PLC/SCADA/MES/cloud system.
Commissioning and diagnosticsProvide software access, network settings, firmware baseline and a repeatable commissioning procedure.
Documented protocol operationConfirm protocol role, addressing, network topology, security and data ownership for the selected model.
Current product position: The current NOVUS product page remains the authority for exact model variants, interfaces, firmware, approvals and lifecycle status.
System role
USB-i485 signal and system architecture
The architecture separates the field/process interface, the NOVUS function and the downstream control or information path. Exact electrical interfaces, protocol roles and accessories remain model-dependent.
01RS485 / RS422 network
02USB-i485
03USB virtual COM
04PC software
Use the current NOVUS product page, manual and exact order code as the final authority for numeric ratings, approvals, firmware-dependent functions and supplied accessories.
Application scope
USB-i485 application environments
These application classes indicate the engineering context. Final selection still depends on the exact range, I/O, communication, installation and performance requirements.
Serial network diagnostics
For serial network diagnostics, define the source signals, acquisition rate, record-retention requirement and destination system before selecting the communication and storage architecture.
RS485/RS422 integration
For rs485/rs422 integration, define the source signals, acquisition rate, record-retention requirement and destination system before selecting the communication and storage architecture.
Technical data
Technical data and model boundaries
The table is a selection summary, not a substitute for the current NOVUS manual or ordering information. Product families and optional versions can differ in input, output, communication, supply and approvals.
| Host interface | USB 1.1 virtual COM port |
|---|---|
| Field interfaces | RS485 half/full duplex or RS422 |
| Isolation | 1500 Vdc between USB and field bus |
| Data rate | 300 bps to 250 kbps |
| Bus length | Up to 1200 m under documented conditions |
Selection context
USB-i485 within the NOVUS portfolio
Use role, range, I/O, installation and communication requirements to distinguish nearby products. Similar naming does not imply interchangeable electrical or functional capability.
Current page
USB-i485
Isolated USB-to-RS485/RS422 interface for engineering, configuration and service access to serial industrial devices.
Host interface: USB 1.1 virtual COM portwireless RS485 gatewayAirGate Modbus
Wireless gateway for extending Modbus RTU/RS485 communication across locations where new serial cabling is impractical.
Field protocol: Modbus RTUEthernet and RS485 remote I/O moduleDigiRail Connect
Distributed mixed-signal remote I/O for extending PLC/SCADA systems over Modbus TCP or Modbus RTU.
Role: Distributed mixed-signal I/O extensionSelection basis: application duty, exact interface requirements and current orderable configuration.
Documentation & engineering inputs
Current NOVUS documentation and application data
Use the manufacturer page for the current orderable configuration, then provide the application information below so Primionics can review technical fit, accessories and commercial scope.
Signals & channelsAnalogue/digital signals, Modbus devices, pulse/event inputs and channel count.
AcquisitionSampling/recording interval, event triggers, buffering and record-retention requirement.
ConnectivityRS485, Ethernet, Wi-Fi, MQTT, Modbus TCP/RTU and receiving system.
IT/OT boundaryIP addressing, broker/cloud ownership, certificates, remote access and cybersecurity rules.
Software & validationNXperience, SCADA/MES/cloud integration, reports and validation requirements.
Commercial scopeQuantity, accessories, storage/media, software and commissioning support.