KYORITSU New SNAP 7 Operating Instructions Manual
I(IPERATING
INSTRUCTI(IN
I
ROTARY
SCALE
SNAP-ON
DC VOLT-OHM-AMMETER
IITIU
SNRP
7
Our
continuing
research
has
made
it
possible
for
the instrument
to be more
free trom
the
residual
magnetism
which
is
rncidental
to
this type
of instrument
designed
to measure
drrect
current
only.
our Kew
snap-7
embodies
the finest
of
our
engineering
experience
and
knowledge
in
its
compact
form"
An
ideal
instrument
that can
meet varying
needs in
the
automobile
industry
such
as servicing
at
gas
stations
or
repair
shops, checking
batteries
and
regulators,
and also diagnosing
erectricar
systems.
Also,
very
useful
for
servicing
and
ma;ntenance
of various
types
of
electrolystic
equipment in
the
electro-chemicat
lndustry.
For
its
funct;onal
design
and unique
engineering
concept
our Kew
snap-7 wiil
prove
to
be a fascinating
service
instrument
to tlrose who
work
with
variclus
facilities
related
to the
telsphqps
switchboards,
electronic
computors,
electrolystic
refinery
and high voltage
electrostatic
power
appl icat ion.
O
Provided
with
a
warning
lanrp
that
will
autornatically
inclicate
the naed
for
battery
replacement
when
the instrument
is
in use.
O
Powered
by only
one
Eveready
216
(006p)
rype
gV
battery
which
is readity
availaole.
o
integrated
circuit
boar<i
used
ensures
the steady
performarrce
of the instrum€nt.
O
Other
features
include
the
pointer
lock
system.
voltage
tesrleads
ar.rd ohmprobe
with
threadsd
plugs.
ohmprobe
is
also supplied
with
a fuse
to
protect
the meter lrom
burnout.
Like
other Kew
snap
series
our Kew
snap-7
is
packed
with
a number
of
such
outstanding
features.
I
SPECIFICATIONS
l.
Measuring Range s
DC
Current 0-10/75/ I 50/300/600A
(5
Rangcs)
DC Voltage
0-3.0/30i
300V
(3
Ranges)
Resistancc
0-2 K Q
(25Q
at nrid--scalc)
(l
Rangc)
2. Accuracy
Arnmeter,
Voltmeter
13%
of full
scalc
value
(!4%
at
600,4'
rangc)
Ohmmeter
+l'le
of
scale length
3.
Dielectric
Strength
2,200V
AC
(l
minutc) between electrical oircuitry aud outside casc.
4. Meter
Movement
Approx. 230 uA,
670
Q
5. Batteries
One
9
volt Eveready 216
battery
(006P)
and one
l.5V
Eveready
815
(UM-3)
battery.
6.
Fuse
One 0.5A, l-20
(approx.)
fuse.
7.
Dimension
Approx"
255mrn(10.040") x 87mm(3.425
')
x 40mtn(I.575"i
8.
Weight
Approx.
650g
i23
oz)
9.
Accessories
One se1 oi
voltagr
test leads,
cne
piece oi
ohrnprobc,
onc
piece
cf carrying
case.
and
one
copy of operating instruction.
t2l
NOTE: I()
F,NSI.,.RIJ
T}IE
N{AXI]\{LiN'I tsA.I.].F:RY
1,IFI],
BE SURE
TO
SWITC}{
OI..F
l'lilr l-O\\'I'lR I'.XCI:-P'|
WIILN MIIASLIRING CLRRtNT.
\IOLl',\(llr
:'IrS'I
I.FAilS
AND OL{NtPR()Ittr:
\1US'f IIE LIll-'T
RFIN{OVEI)
i'l{.OU
iiii lNSl RLirl!i:.N'i
\\}ll:.}i NO'l RI'l()tilRtD
IiOR
!{EASLiRFINIt'INTS
I
PRELIMINARY
INSTRUCTION
After
unpacking
the KEWSNAP-7
you
will find one 9v
llveready
216(006P)
battery
and
one l.-5V
L,veready 815(UM-3)
battery
(for
ohmprobe) inside
the box
with the instrument.
Ilelore
proceeding
with measurements,
install
the
Eveready 216
battery
into
the battery
contpartment(Fig.2)
of thc
instrument
by
rernoving two
screws
on the battery
compartment
covcr
(Fie.
l).
Fig.-
1
Fig.-2
As
for the.[veready
815
battery,
refer to
Fig.
21,
page
9.
T
CHECKING
BATTERY
\\ll!-\
('1lF-CKIN(;
BAf
lL,RY.
I,lAKt'l SURt:
ll{Af
-flita
I i-jN{'l
I(lN 3l-.ill(l'f()R
-c'"VIl(
ll
lS
FLA{.'ID 1N
"flih
"UA'f'I'.OI;F"'
POSIl'lON.
Aftrrr the
battery
installation
insert the
prod of the
voltage.
test lcad
into the
"BATT.CHECK"
aperture
located on the
bottom
of the instrument
(Fig.
3).
lf
the mctcr
pointer
cleflects
and stays
within the
"BATT.OK"
area
of thc
scale, the
battcry
is o.K.
Rcplace
the battery
if the
pointer
does
not deflect
up
to
thc
"BATT.OK"
area
(Fig.
4).
F is.-3
(3)
Fin
-A
Loading...