33
MAN0530 Issue 10 - 11/09 Searchline Excel
2104M0506
3.7 ALIGNMENT AND COMMISSIONING
WARNING
Do not attempt to view the Sun through the optical telescope.
3.7.1 General
In order to avoid unnecessary problems, alignment and commissioning of Searchline Excel gas
detectors should only be performed by personnel trained by Honeywell Analytics.
To ensure optimum performance the gas detector Transmitter and Receiver units must be
accurately aligned with a clear line of sight between them.
TheTransmitterunitisrstalignedwiththeReceiverusingatelescopeattachedtothebodyof
theunit.AtelescopeisthenttedtotheReceiverandthealignmentprocedurerepeated.
TheHandheldInterrogatoristhenattachedtotheReceivertonallycommissiontheequipment
and, depending on the type of Receiver, may need to be used to assist in ne-tuning the
alignment.
The procedure can be performed by a single technician.
Eachgasdetectorunitfeaturesamountingassemblythatallowbothcoarseandnemechanical
adjustment in the horizontal and vertical directions as shown in the subsequent diagram.
Initialcoarsemechanicaladjustmentisrstcarriedoutbymeansoflargeclampingnutsand
with the help of an alignment telescope.
3. INSTALLATION AND OPERATION
Clamp nuts
Mounting bracket
adjusting screw (2 off)
Adjustment clamp
lock screw (2 off)
Pivot block
adjusting screw
(2 off)
Adjustment clamp
lock screw
(2 off)
Clamp nuts
Mounting bracket
adjusting screw (2 off)
Adjustment clamp
lock screw (2 off)
Pivot block
adjusting screw
(2 off)