Open Access
Table 5
A comparison of various factors among retrofitting solutions.
| Retrofitting solutions for legacy machines | |||
|---|---|---|---|
| Evaluation factors | Starter kit | Embedded gateway | IoT hardware |
| IoT hardware | Required | Not required | Required |
| Interconnectivity and interoperability | ○ | ◐ | ● |
| Homogeneity | ● | ◐ | ○ |
| Risk | ○ | ● | ◐ |
| Time to install | ○ | ◐ | ● |
| Power of data | ◐ | ◐ | ● |
| Complexity | ○ | ◐ | ● |
| Evaluation of potential applications for each approach | |||
| Application/ Approach | Starter Kit | Embedded Gateway | IoT hardware |
| Show machine status | ● | ● | ● |
| Predictive maintenance | ◐ | ● | ● |
| Remote control | ○ | ◐ | ● |
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