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Agilent L4532A/ 34A Service Guide
4
Calibration and Adjustment
Agilent Technologies Calibration Services
Agilen t Techn ologies offer s calibr ation ser vices at comp etitive p r ices.
Wh en your digitizer is du e for calibr ation , con t act you r local Agilen t
Ser vice Cen ter for r ecalibr ation . See
Typ es of Ser vice Available
on
p age 72 for in for mation on con t actin g Agilen t.
Calibration Interval
The d igitizer sh ou ld be calibr ated on a r egular in t er val d et er min ed by t he
measu r emen t accur acy r equ ir emen ts of you r app lication .
A 1 year in ter val is adequat e for most ap p lication s. Accu r acy
sp ecification s will r emain valid on ly if ad justmen t is mad e at r egular
calibr ation in t er vals. Accu r acy sp ecification s ar e n ot valid beyon d t he
1 year calibr ation in t er val. Agilen t d oes n ot r ecommen d ext en d in g
calibr ation in t er vals beyon d 2 year s for any ap p lication .
Adjustment is Recommended
Specification s ar e on ly valid with in t he p er iod st ated from t he last
ad ju stmen t. Whatever calibr ation in ter val you select, Agilen t r ecommen d s
th at comp let e r e adjustmen t always be p er for med at t he calibr ation
in ter val. Th is is n ecessar y t o en su r e th at t he d igitizer will r emain with in
sp ecification for t he n ext calibr at ion in ter val. This cr iter ia for
r e adju stmen t p rovides t he best lon g t er m st ability.
Per for man ce d at a measu r ed d u r in g Per for man ce Ver ification Tests does
n ot mean t hat t he digitizer will r emain wit hin t hese limits un less t he
adju stmen ts ar e per for med .
Time Required for Calibration
The d igitizer can be au t omatically calibr ated u n d er comp ut er con trol.
Wit h comp ut er con trol you can p er for m t he ver ification pr oced u r e in less
th an 45 min u tes an d t he ad ju stmen t pr ocedu r e in less t han 10 min u tes.
En su r e t he digitizer is war med up befor e begin n in g any of t hese
p rocedu r es (see
Test Con sid er ation s
on p age 48).