4 Wiring
4.1 Prepare transmitter conduit openings
The transmitter enclosure has six conduit openings. Four conduit openings are fitted with
conduit plugs.
Conduit openings accept 1/2 in. conduit fittings or PG 13.5 cable glands. To keep the case
watertight, block unused openings with NEMA 4X or IP65 conduit plugs.
Note
Use watertight fittings and hubs that comply with the requirements of UL514B. Connect the conduit
hub to the conduit before attaching the fitting to the transmitter (UL508-26 16).
4.2 Provide power to the sample conditioning
system
Complete the following steps to power the sample conditioning system.
WARNING!
RISK OF ELECTRICAL SHOCK
Electrical installation must be in accordance with the National Electric Code (ANSI/NFPA-70)
and/or any other applicable national or local codes.
Note
Provide a switch or breaker to disconnect the sample conditioning cabinet from the main power
supply. Install the switch or breaker near the unit and identify it as the disconnecting device for the
sample conditioning system.
Procedure
1. Be sure the pump switches on the wiring access panel are in the Off position.
2. Remove the four screws securing the wiring access panel. Pull the panel out of the
way to reveal the power terminal strip.
3. Insert the power cable through the strain relief connection labeled Power.
See Figure 3-2.
4. Wire the power cable to the terminal strip as shown in Figure 4-1.
Wiring
Manual 17
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