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DC power in (3W3 'D' plug)

The SPA3-2 is powered from an external dc power source through this connector, the dc power cable is supplied with the SPA3-2. Replacement cables are also available from Renishaw.

SPA3-2 connectors - SPA3-2 DC in (3W3 'D' socket)

Pin number

Function

A1

0 V

A2

24 V to 80 Vdc

A3

0 V


Power requirements

The SPA3-2 requires 30 W of power to support the controller functions integrated into the unit. This must be factored into the power supply used.

DC power specification

  • Voltage 24 V to 80 Vdc
  • Maximum input current 12 A

WARNING: The SPA3-2 must not be powered directly from the mains.

A single fault tolerant PSU approved to BS EN IEC 62368-1:2020+A11:2020 (or current version) must be used, and connected to a supply incorporating a protective earth conductor.