Abs/%T Meter] - Jasco V-530 Instruction Manual

8. [Abs/%T Meter]

[ A bs/ % T M et er] i s a di spl ay of t he anal og spect rophot om et er on t he screen. Y ou can read A bsorbance
(A bs) or t ransm i t t ance (% T ) at a set w avel engt h.
I n t he [ S pect ra M anager] w i ndow , doubl e-cl i ck [ A bs/ % T M et er] . T he program st art s and t he w i ndow bel ow
appears.
T he sam pl e m easurem ent val ue i s di spl ayed on t he m et er and i n t he [ nm ] (w avel engt h), [ % T ]
(t ransm i t t ance), and [ A bs] (absorbance) f i el d above t he m et er.
<H ol d/ S t art >
<A ut o Z ero>
<G ot o W L. . . >
<S et t i ng. . . >
[ R esponse]
F i gure 8. 1 [ % T / A bs M et er] w i ndow
C l i ck t hi s but t on t o accept a m easurem ent val ue. W hen t he m et er poi nt er
i s f i xed i n posi t i on, t hi s but t on changes t o <S t art >. C l i ck t hi s but t on a
second t i m e t o ret urn t o ori gi nal st at us. T hi s f unct i on i s usef ul f or
obt ai ni ng dat a w hen t he m et er poi nt er i s unst eady.
S et s t he absorbance (or t ransm i t t ance) at t he current w avel engt h t o zero
(100% f or t ransm i t t ance).
M oves t he spect rophot om et er w avel engt h t o a set w avel engt h (see
S ect i on 5. 1. 4, [ M ove W avel engt h] ).
S et s param et ers. C l i ck t hi s but t on t o di spl ay t he di al og box show n bel ow .
F i gure 8. 2 [ P aram et er S et t i ng] di al og box
R esponse by si m pl e m ovi ng average.
S el ect abl e range:
 Q ui ck: M ovi ng average duri ng about 0. 03 sec
 Fast : M ovi ng average duri ng about 0. 25 sec
70