Endress+Hauser SpectraSensors 2-Pack Analyzer System Hardware Installation And Maintenance Manual page 37

AC CONNECTIONS
Figure 3–2 AC and DC connections for the electronics
control board terminal block in the Analyzer A
electronics enclosure
Connecting power to L1 also powers the solenoids, if included.
To connect electrical power to Analyzer B
1. Open the Analyzer B (right side) electronics enclosure door. Take
care not to disturb the electrical assembly inside.
Hazardous voltage and risk of electric shock. Failure to
properly ground the analyzer may create a high-voltage shock
hazard.
2. Run conduit from the power distribution panel to the conduit hub on
the Analyzer B electronics enclosure labeled for power input.
Conduit seals should be used where appropriate in compliance
with local regulations.
3. For AC systems, pull ground, neutral and hot wires (#14 AWG
minimum) into the electronics enclosure.
For DC systems, pull the ground, plus and minus wires.
Hardware Installation and Maintenance Manual
Installation
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24 V
DC CONNECTIONS
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