18 FLOWSIC600-XT · Service Manual · 8019179/V0-2/2016-03 · © SICK Engineering GmbH
Components
Subject to change without notice
2.2 SPU (Signal Processing Unit) overview
The SPU enclosure of the FLOWSIC600-XT comprises a flameproof enclosure and an
adjacent separate chamber.
2.2.1 Ex-d enclosure version
Fig. 5 Exploded view Ex-d
1 Flameproof enclosure with I/O electronics
2 Ex-d terminal compartment cover
3 Ex-e terminal compartment
4 Ex-e terminal compartment cover
5 Ex-i transducer electronics with cover and backup battery
6 Display unit
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