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UCC MMI-2 general wiring standards
To achieve reliable operation of the UCC MMI-2 the following should be observed:
- All signal cables MUST be screened and all cable screens should be connected electrically to the cable connector's metal shells.
- It is recommended that cable screens should only be connected to the functional earth (via the connector shell) of the UCC MMI-2. To avoid earth loops, cable screens should not be directly attached to the CMM's functional earth.
- The grounding must be continuous between all equipment in the installation.
- All cable connectors should be secured to the UCC MMI-2 by the connector jack screws (where present).
NOTE: The UCC MMI-2 electronics 0 V rail is connected to the system grounding scheme at a star point within the UCC MMI-2.
Naming convention
Function | Description |
---|---|
signal | Active high |
/signal/ | Active low |
reserved | Do not use. For Renishaw purposes only. |
signal + | Differential pair positive signal |
signal - | Differential pair negative signal |