3 electrical connections – HF scientific CLX Online Residual Chlorine Monitor User Manual

Page 13

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CLX (1/12)

Page 8

REV 5.1

High Voltage Cover

Captive Screw

Power

Terminal

Block

Alarm #2
Terminal

Block

Alarm #1
Terminal

Block

RS-485

Terminal

Block

4-20mA
Terminal

Block

Power Cable

Strain Relief

Anchor

Power

Bulkhead

Alarms

Bulkhead

Communication

Bulkhead

The fluid waste from drain connection of this instrument contains reagents
diluted with large quantities of sample water. HF scientific recommends that
operators check with local authorities concerning proper disposal of waste
fluids. This waste fluid must NEVER be reintroduced into the incoming water
stream.

A ½ “ ID tubing can be placed over the cabinet vent to redirect accidental
spills of reagent to a suitable container.


4.3 Electrical Connections

All of the electrical connections to the instrument are made at the termination area which
is located on the left side of the instrument. Remove the high voltage cover by loosening
the captive screw. Refer to figure 5. The connections are labeled and are self-descriptive
(see Figure 5). Please follow all local and government recommendations for installation
of electrical connections to and between the instrument and other peripheral devices.

Figure 5: Electrical Connections for the Instrument

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