Tare ( Init > T Are); Linr ( Init > L Inr); Reference S Ection: I Nitialization M Ode ( Init) - Omega PLATINUM Series User Manual

PLATINUM S eries M eters U ser's G uide
6.2 TARE ( INIt > t ARE)
Select T ARE ( tARE) t o c onfigure t he t are o ption.
Navigate t o t he d esired s etting. S ettings i nclude t he f ollowing:
dSbL – No T ARE o ption i s e nabled
•
ENbL – TARE o ption m ay b e a ctivated f rom R UN m enu
•
RMt – TARE o ption m ay b e a ctivated f rom R UN m enu o r b y d igital i nput
•
The T are o ption i s o nly a vailable f or p rocess i nputs. I f e nabled ( ENbL o r R Mt) t he O PERATING
menu i s e xpanded t o i nclude a T ARE o ption t hat a llows z eroing t he r eading v alue w hen t he
unit i s i n t he R UN m ode.
If t he r emote o ption i s s elected t he r eading m ay b e z eroed u sing e ither t he p anel b utton o r
the d igital i nput w hile i n t he R UN m ode.
When a ctivated, t he T ARE p rocess a pplies a n o ffset a djustment t o t he c urrent r eading s uch
that t he a djusted r eading w ill b e z ero.
Select t he i ndicated s etting.
6.3 LINR ( INIt > L INR)
Select 1 0 P oint L inearization o ption. T he 1 0 p oint l inearization a llows e ntering u p t o 1 0
Reading/Input v alue p airs u sed t o i nternally c alculate 1 0 g ain/offset p arameters. T he L INR
option i s o nly a vailable o n P rocess i nputs.
Select t he N umber o f P oints ( N.PNt
The N .Pts o ption d etermines h ow m any o f t he R eading/Input p airs a re p rocessed. T o d isable
the L inearization f unction s et t he N umber o f p oints t o 0 .
Select t he i ndicated s etting.
Choose e ither m anual o r l ive i nputs. T he d efaults f or e ach i nput p air 1 00.0 R eading a nd 1 00.0
Input. S caling m ethods i nclude t he f ollowing:
MANL – User m anually e nters b oth p arameters
•
LIVE – User m anually e nters t he d isplay v alues ( RD.n) b ut t he s ignal l evel i s r ead
•
from t he i nput s et t he i nput v alues ( IN.n)
Using e ither M ANL o r L IVE l inearization G ain/Offset p airs a re c alculated a s:
Gain = ( Rd.n – R d.n-­‐1) / ( IN.n – I N.n-­‐1)
Offset = R d.n-­‐1 – ( Gain * I N.n-­‐1)
During p rocessing t he i nput l evel i s c ompared t o t he s et o f i nput l evels s tored t o d etermine
which g ain/offset p air t o a pply.
Select t he l inearization m ethod t o b e u sed.
Navigate t o t he d esired s caling p arameter. O ptions i nclude t he f ollowing:
Rd.n – Reading l ow v alue c orresponding t o I N.1 s ignal
•
IN.n – Input s ignal c orresponding t o R D.1
•
In M anual M ode, I N.n i s e ntered m anually. I n L ive M ode, t he I N.n o ption d isplays t he c urrent
input s ignal.
Select t he s caling p arameter t o c hange.
Reference S ection: I nitialization M ode ( INIt) 29