Section 6 - Beam Alignment And Clear Path Adjustments; Beam Alignment Procedure - Emerson Rosemount OPM3000 Instruction Manual

Instruction Manual Rev B
Section 6 – Beam Alignment and Clear path adjustments
First time adjustment & calibration procedures

Beam alignment procedure

Note: Alignment cannot be done unless the power is applied to the stack mounted transceiver. The control unit does
not have to be connected or powered. For alignment accuracy, the stack should be at normal temperature.
Note: Alignment should be completed before instrument calibration.
If not already on, turn on the power to transceiver and air purge systems.
1.
Align the Reflector mating flange so it
2.
is plumb and parallel to the 3" 150#
mounting flange. Use the 3 adjusting
nuts on the air purge plenum flange
until this is accomplished. The
adjusting nuts have nylon locking
inserts to prevent loosing by vibration.
Move to the Transceiver, and
3.
determine monitor alignment by
looking through the viewing port
located on the rear of the transceiver
and observing whether the beam
image is in the center of the cross hair
(bulls-eye). Use the 3 adjusting nuts on
the air purge plenum flange until this is
accomplished. The adjusting nuts have
nylon locking inserts to prevent loosing
by vibration.
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