2
Safety
Before installing this product, become familiar with the installation instruc-
tions presented in Section 3 and in the Model 199 DPU manual (Appendix A),
and all safety notes throughout.
!
WARNING:Thissymbolidentiesinformationaboutpracticesorcircum-
stancesthatcanleadtopersonalinjuryordeath,propertydamage,or
economic loss.
CAUTION: Indicatesactionsorprocedureswhichifnotperformedcorrectly
mayleadtopersonalinjuryorincorrectfunctionoftheinstrument
orconnectedequipment.
IMPORTANT: Indicates actions or procedures which may affect instrument operation or
may lead to an instrument response that is not planned.
Changing Switch Set Point ........................................................................ 22
Denitions of Terms ................................................................................. 22
Best Practices for Set Points ................................................................... 22
Changing Set Point of an In-Service Instrument (Not Recommended for
Nuclear Qualied Units)
.......................................................................... 23
Changing Set Point of an Out-of-Service Instrument
.............................. 24
Range Changes ...................................................................................... 24
Parts repalcement....................................................................................25
Troubleshooting ......................................................................................... 26
Section4—AssemblyDrawingandPartsLists ......................................... 29
Section5—Installation/DimensionalDrawings ......................................... 35
AppendixA—Model199DPUUserManual ...............................................A-1