Kikusui tos6200, Руководство по эксплуатации

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4-32 TOS 6200/6210
4. 10 . 2 O verheating P rotection ( O V ER HEAT )
I f t he t es t e r 's in t e r n a l t empe ratur e r ises to u n u s ua l levels d u e to a bl o cked a i r in ta ke
or exh au s t p ort, b ro ken f a n , u se in h ot c o ndi t i o ns , or ot he r r e a s o ns , t he o ve r he at in g
p rot ec t i o n f u nc t i o n is tr ipped a nd a n "OVER HE A T" indic at i o n blinked o n t he
LCD .
I n t e r n a l t empe ratur es will f a ll to n or m a l levels in a pp ro xim at ely 10 min ut es if n o
p art s ar e f a il ur e . Once t empe ratur es r e tur n to n or m a l , p r ess t he STO P swi t ch to
c a ncel o ve r he at in g p rot ec t i o n .
I f t he o ve r he at in g p rot ec t i o n f u nc t i o n is se t o ff f r eq u en t ly , t he f a n or s o me ot he r u ni t
c o mp o nen t m a y be f a il ur e .
4. 10 .3 O verload P rotection ( O V ER LOA D)
This p rot ec t ive f u nc t i o n limi t s out p ut p o we r. Even f or se tt in g s f or which t he p ro d -
u c t o f t he t es t c urr en t a nd u ppe r r efe r ence v a l u e (incl u din g o ffse t v a l u e) is 5. 4 V or
less a nd a t es t c a n be pe r f or med , t he o ve r l oa d p rot ec t i o n f u nc t i o n is tr ipped if t he
out p ut p o we r exceeds t he f o ll o win g m a xim u m rat ed out p ut d ur in g t es t in g. This
c au ses t he "OVER LO A D" indic at i o n to blink o n t he LCD .
TOS6 200 : 150 V A
TOS6 210 : 220 V A
F or ex a mple , when t he t es t c urr en t o f TOS6 200 is 30 A, if t he l oa d r esis ta nce
(incl u din g t he r esis ta nce o f t he DUT , t he t es t le a ds , a nd a ny ot he r a ss o ci at ed i t ems)
f ro m t he pe r spec t ive o f t he out p ut t e r min a ls exceeds 0.1 66
Ω
(
≅
150 / 30
2
) , t he out-
p ut p o we r exceeds 150 V A, c au sin g a n o ve r l oa d . This dis a bles t es t in g.
Simil ar ly , if t he t es t c urr en t exceeds 27.7 A (
≅
150 / 5. 4) , a n o ve r l oa d m a y o cc ur, dis -
a blin g t es t in g.
The t es t c urr en t a nd r esis ta nce to be me a s ur ed sh ou ld f a ll wi t hin t he p o we r limi ta-
t i o ns .
Pr ess t he STO P swi t ch to c a ncel o ve r l oa d p rot ec t i o n .
CURRENT LOWER UPPER TIMER
25.0
A
0.100 999
s
MAIN MAIN
FREQ LOWER OFF OFFSET OFF TIMER OFF 50Hz
UPPER
OVER HEAT
CURRENT LOWER UPPER TIMER
30.0
A
0.170 60.0
s
MAIN MAIN
FREQ LOWER OFF OFFSET OFF TIMER ON
50Hz
UPPER
OVER LOAD