Emerson Preparing conduit openings for ATEX Zone, Orienting the Model 3350/3700 optional

STEP 2. Preparing conduit openings for ATEX Zone 1

If the Model 3350/3700 carries an ATEX Zone 1 approval:

1.Remove thread protectors from conduit openings (see Figure 7).

2.Install factory-supplied cable glands or user-supplied EExe cable entry devices in conduit openings that are in use.

3.Install EExe plugs in conduit openings that are not in use.

STEP 3. Orienting the Model 3350/3700 (optional)

The Model 3350/3700 can be oriented on the mounting bracket as needed, and the display cover can be rotated on the applications platform. Figure 7 provides orientation examples.

To orient the Model 3350/3700:

1.Use the four supplied mounting bolt assemblies.

2.Using a 13 mm hex wrench, install the bolt assemblies to 12 ft-lb (16 Nm) of torque.

To rotate the display cover, if needed, see the transmitter installation manual.

Figure 7. Orientation examples

Conduit openings left

Conduit openings for
intrinsically safe	Display cover
sensor wiring
Conduit openings for
non-intrinsically safe
input/output wiring
Conduit openings	Conduit openings
right	down

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