INSTALLATION cont.
MOUNTING PROCEDURE
Transmitter Mounting Procedure
There are two predrilled holes in the enclosure for connect-
ing 3/4" NEMA 4X conduit; one for power and one for the
remote probe wiring. Two additional holes may be drilled in
the base as shown in Figure 2.
MOUNTING PROCEDURE cont.
Standard Rigid Probe
1. Thread probe into mounting bushing on tank.
2. Tighten securely being certain that the wrench is ap-
plied
ONLY
to the lower probe nut. Refer to Figure 4
3. Screw the preamplifier housing onto the probe. Refer to
Figure 4.
4. Screw housing on probe until hand tight. Housing can be
wrench tightened to align conduit connection with
conduit.
5. Locate the white wire assembly on the printed circuit
board. Connect the free end of this wire to the probe
connection screw. Refer to Figure 4.
1.88 1.62
(47) (41)
1.50
(38)
.875
(22) dia.
Bottom view
with existing holes
Side view with
customer drilled holes
CAUTION:
Check probe terminal connection carefully
to be certain lug will not short to packing gland or
interfere with assembly of remote housing to probe.
6. Proceed to Wiring Procedure on Page 5.
Figure 2
Transmitter Mounting Holes
1. Open the door of the unit.
2. Drill holes in the enclosure as required for additional
wiring. Be careful not to damage the printed circuit
boards. Be sure that the PC boards are not damaged or
contaminated when removing filings and/or debris from
the housing.
3. Provide watertight seals for all wiring entrances into
the enclosure.
4. Mount the enclosure to a wall or flat surface using the
appropriate screws or bolts. The mounting tabs on the
back of the enclosure can be rotated to the sides, or top
and bottom to facilitate mounting. Refer to Figure 3.
Side View
Preamplifier
Apply Wrench
Here
White
Probe Wire
+ (Red)
(Black)
Shield–To Be
Connected to Internal
Green Ground Screw
Top View
Preamplifier
Figure 3
Transmitter Mounting Tabs
5. Install conduit for power and control wiring. Be sure all
connections to the enclosure maintain a NEMA 4X rating
6. Close the transmitter door until it is time to wire the
transmitter. Proceed to the Probe Mounting Procedure.
Figure 4
Standard Rigid Probe Mounting
3
MAGNETROL [ MAGNETROL INTERNATIONAL, INC. ]
