By protocol
SINUMERIK OPC UA (Access MyMachine /OPC UA)
Siemens' native OPC UA server for SINUMERIK, activated by the Access MyMachine /OPC UA licence (6FC5800-0AP67-0YB0 for 840D sl/828D; 6FC5800-0BP82-0YB0 electronic licence for ONE). It listens on TCP 4840, uses Basic256Sha256 by default, exposes channel, spindle, alarm, tool and PLC data by path (/Channel/…, /Plc/…), and offers methods for tools and program selection.
Controls and builders using it
Sources
Facts on this page come from these documents, opened on 27 October 2026.
- Siemens — SINUMERIK 840D sl/828D Access MyMachine/OPC UA configuration manual (08/2019)
- Siemens — SINUMERIK ONE OPC UA configuration manual (07/2024)
- Siemens Industry Mall — 6FC5800-0BP82-0YB0
- MachineMetrics support — SINUMERIK OPC UA connectivity
Last verified 27 October 2026 against vendor documentation. OPC UA Connect is an educational resource published by TEEPTRAK; it is not affiliated with the OPC Foundation, the MTConnect Institute or any control maker.