TRK38/S3 EtherCAT/FSoE safety encoder
Model / article: TRK38/S3
TRK38/S3 EtherCAT/FSoE safety encoder is listed by TWK in Absolute encoders. Published model data includes Product mass: 0.082 kg; Single-turn resolution: 16 bit (maximum). See the specification table for operating conditions and source evidence.
Configured TWK TRK38/S3 singleturn magnetic safety encoder family. The data sheet publishes family limits; final order code determines the selected resolution, mechanics and connector.

Product overview
- Manufacturer / supplier
- TWK
- Series
- TRK38/S3 EtherCAT/FSoE safety encoders
- Component type
- Absolute encoders
- Source
- Open published source
Published pricing
No verified public price indexed for this model. Contact PartMeld for a supplier inquiry.
Published specifications
Values are shown as published. Conditions, rating basis and source evidence apply to each value.
Latest source observation: . Observation dates record evidence collection, not supplier re-verification.
| Specification | Published value | Conditions and source |
|---|---|---|
| Angular accuracyModel-level statement | 0.1 % of revolutionRating: maximum | rule validated Unit needs review. Confirm against the source before comparing this value. Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder accuracy: 0.1 % of revolution Datasheet p.2 / TRK38/S3 / encoder accuracy |
| Communication data rateModel-level statement | 100Base-TX; 100 Mbit/s | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder data rate: 100Base-TX; 100 Mbit/s Datasheet p.2 / TRK38/S3 / encoder data rate |
| Communication interfaceModel-level statement | EtherCAT with FSoE; ETG.5100 version 1.2.0 | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder interface: EtherCAT with FSoE; ETG.5100 version 1.2.0 Datasheet p.2 / TRK38/S3 / encoder interface |
| Encoder maximum speedModel-level statement | 5000 rpmRating: maximum | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder maximum speed: 5000 rpm Datasheet p.2 / TRK38/S3 / encoder maximum speed |
| Encoder mttfdModel-level statement | 100 years | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | MTTFd: 100 years Datasheet p.2 / TRK38/S3 / MTTFd |
| Encoder operating torqueModel-level statement | 2.5 NcmRating: maximum | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder operating torque: 2.5 Ncm Datasheet p.2 / TRK38/S3 / encoder operating torque |
| Encoder pfhModel-level statement | 9.95101e-08 1/h | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | PFH: 9.95101e-08 1/h Datasheet p.2 / TRK38/S3 / PFH |
| Encoder protectionModel-level statement | IP40 | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder protection: IP40 Datasheet p.2 / TRK38/S3 / encoder protection |
| Single-turn resolutionModel-level statement | 16 bitRating: maximum | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder resolution bits: 16 bit Datasheet p.2 / TRK38/S3 / encoder resolution bits |
| Encoder safety ratingModel-level statement | SIL 2; PL d; Category 2 | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | Functional safety rating: SIL 2; PL d; Category 2 Datasheet p.2 / TRK38/S3 / Functional safety rating |
| Included shaft sleevesModel-level statement | Configured mechanics; dimensional drawings in datasheet | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder shaft options: Configured mechanics; dimensional drawings in datasheet Datasheet p.2 / TRK38/S3 / encoder shaft options |
| Supply currentModel-level statement | 2 WRating: maximum | rule validated Unit needs review. Confirm against the source before comparing this value. Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder supply current: 2 W Datasheet p.2 / TRK38/S3 / encoder supply current |
| Supply voltage rangeModel-level statement | 9 to 30 V | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder supply range: 9 to 30 V Datasheet p.2 / TRK38/S3 / encoder supply range |
| Operating temperatureModel-level statement | -40 to +70 °C | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder temperature range: -40 to +70 °C Datasheet p.2 / TRK38/S3 / encoder temperature range |
| Measurement typeModel-level statement | Magnetic contactless absolute singleturn | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder turn type: Magnetic contactless absolute singleturn Datasheet p.2 / TRK38/S3 / encoder turn type |
| Position update periodModel-level statement | 2 ms | rule validated Unit needs review. Confirm against the source before comparing this value. Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | encoder update period: 2 ms Datasheet p.2 / TRK38/S3 / encoder update period |
| Product massModel-level statement | 0.082 kg | rule validated Operating conditions
Source evidenceTRK38/S3 EtherCAT/FSoE | mass: 0.082 kg Datasheet p.2 / TRK38/S3 / mass |
Technical documents and resources
Confirm the exact configuration, price, availability and operating conditions with the supplier before ordering.