Thermometer 4-Channel Input Thermocouple T K J N E S R B Li-Battery TFT LCD USB

Description

Note: it comes with manufacturer's test report.
JK804
The
JK802/804/808
ado
p
t
s
h
i
gh
-
pe
rf
o
r
m
ance
A
R
M
mi
c
r
op
r
oce
s
sor
con
t
r
o
l
, co
ll
ec
t
s
m
u
lt
i
-
channel
t
e
m
pe
r
a
t
u
r
e
da
t
a
s
i
m
u
l
t
aneou
s
l
y
.
The
JK802/804/808
can
be
c
o
m
pa
ti
b
l
e
wit
h
a
v
a
r
i
ety
of
t
e
m
pe
r
a
t
u
r
e
s
e
nso
r
s,
f
a
s
t
r
e
s
pons
e
,
da
t
a
s
t
ab
ili
t
y
w
h
il
e
wit
h
t
he
bu
r
nout
de
t
ec
t
i
on
f
unc
ti
on.
A
l
so
y
ou can
s
e
p
a
r
a
t
ely
ca
li
b
r
a
t
e
t
he
d
a
t
a
of
ea
c
h
c
hanne
l
.
T
r
u
e
-
co
l
or
T
F
T
li
qu
i
d
c
r
y
s
t
a
l d
i
sp
l
a
y
.
Use
L
i
-
ba
tt
e
r
y
supply
po
w
e
r and
U
S
B co
mm
un
i
ca
ti
on. S
wit
ch
i
n bo
t
h Engl
i
sh
a
n
d
C
h
i
ne
s
e.
F
U
NC
T
I
ON
1.
Co
m
pa
r
a
t
or
Se
tti
ng
2.
Spe
e
d Se
tti
ng
3.
Be
e
p Se
tti
ng
4.
B
a
ud
Ra
t
e Se
tti
ng
5. T
e
m
pe
r
a
t
u
r
e Un
i
t
Se
tti
ng
Sorting Setting
Build-in sorting data, each temperature data can be set both up limit and low limit
Correction Function
Each channel data can been corrected by the user.
System Setup
Keypad Lock Function
Switch in Both Chinese and English
Data File will Be Saved Automatically
Power Saving Mode
Interface
USB Host Port:
USB high-speed mode: 48 MHz, USD-HID Protocol, ASCII
Specifications:
G
r
adua
ti
on:
t
he
r
m
ocoup
l
e
J
,
K
,
T
, E, S,
N,
B
Ba
s
i
c
A
ccu
r
ac
y
:
s
e
e
t
he append
i
x
(
accu
r
acy
t
ab
l
e)
M
e
a
s
u
r
e
m
ent
Ran
g
e:
-
200.
0
℃
~
1
800
.
0
℃
（
cha
n
ge
a
c
co
r
d
i
ng
t
o
d
i
f
f
e
r
ent
t
he
r
m
ocoup
l
e
t
y
p
e
）
Re
s
o
l
u
ti
on:
0.
1
℃
Cha
n
ne
l
:
802
2 chan
n
e
l
s
804
4 chan
n
e
l
s
808
8 chan
n
e
l
s
Type
JK802
JK804
JK808
Access
2
4
8
Graduation
Thermo element ：J/K/T/E/S/N/B
Basic Accuracy
0.2%+1℃
Measurement Range
-200℃~1300℃(Test Range With Different Degree Will Be Different)
Resolution
0.1℃
Channel Number
8; Can Be Expanded To 64
Sweep Speed
Fast ：100ms/ Access     Mid：500ms/ Access      Slow：1s/ Access
Correction
Each Channel Error Correction
Comparator
Onlap And Downlap Alarm
Each Channel Separately Set  Onlap And Downlap Value
The Standard Interface
USB Communication Interface
The Standard Software
Data Acquisition Software
Cold Junction Compensation
Accuracy：0.5℃
Others
TFT-LCD True Color Liquid Crystal Display, Broken Accidentally Detection
Power Requirement
Input：100-240V ~ 50/60Hz 0.35A
Output：9V 1A DC, 8.4V, Li, 2200mah Rechargeable Battery
The
Da
t
a
i
s
A
ch
i
e
v
ed under
t
he
F
o
l
l
o
wi
ng Cond
iti
ons:
T
e
m
pe
r
a
t
u
r
e:
23
℃
±
5
℃
Hu
m
i
d
i
t
y
:
£
65%
R
.
H.
W
a
rm
-
up
T
i
m
e:
>60
m
i
nu
t
es
Ca
li
b
r
a
ti
on
T
i
m
e
：
12
m
on
t
hs
T
e
s
t
En
vi
r
on
m
en
t
:
T
e
m
pe
r
a
t
u
r
e and
h
u
m
i
d
i
t
y
r
a
nge:
15
℃
~3
5
℃
,80%
R
H
or
l
e
s
s
S
t
o
r
age
t
e
m
pe
r
a
t
u
r
e and h
u
m
i
d
it
y
r
ange:
1
0
℃
~4
0
℃
,1
0
~90%
R
H
Ther
m
ocoup
l
e
T
y
pe:
T
,
K
,
J
,
N
,
E,S
,
R
,
B D
i
sp
l
a
y
:
5 d
i
g
it
s
T
e
s
t
Spe
e
d:
F
a
s
t
, M
e
d
i
u
m
, S
l
ow
M
a
x
R
ead
i
ng:
1800.
0
℃
M
i
n Read
i
n
g:
-
200.0
℃
Beep:
O
N
/
O
F
F
I
n
t
e
rf
ace:
U
S
B
-
H
I
D
P
r
o
g
r
am
L
anguage:
S
C
P
I
Aux
ili
a
r
y
F
unc
ti
on:
K
e
y
pad
L
ock
Ins
t
ru
m
ent
A
ccur
a
cy
d
oes
n
ot
in
c
lu
d
e
the
s
t
an
d
ard c
o
n
t
act
c
o
m
pensat
i
on
P
r
ec
i
s
i
on.
Model
R
a
n
g
e
（℃）
A
c
c
u
r
a
c
y
（℃）
T
-
150
℃
t
o
0
℃
±
1.
0
℃
0
℃
t
o
40
0
℃
±
0.
8
℃
K
-
100
℃
t
o
0
℃
±
1.
2
℃
0
℃
t
o
135
0
℃
±
0.
8
℃
J
-
100
℃
t
o
0
℃
±
1.
0
℃
0
℃
t
o120
0
℃
±
0.
7
℃
N
-
100
℃
t
o
0
℃
±
1.
5
℃
0
℃
t
o
130
0
℃
±
0.
9
℃
E
-
100
℃
t
o
0
℃
±
0.
9
℃
0
℃
t
o
85
0
℃
±
0.
7
℃
S
0
℃
t
o
10
0
℃
±
4.
5
℃
10
0
℃
t
o
30
0
℃
±
3.
0
℃
30
0
℃
t
o
175
0
℃
±
2.
2
℃
R
0
℃
t
o
10
0
℃
±
4.
5
℃
10
0
℃
t
o
30
0
℃
±
3.
0
℃
30
0
℃
t
o
175
0
℃
±
2.
2
℃
B
60
0
℃
t
o
80
0
℃
±
5.
5
℃
80
0
℃
t
o
1
0
0
0
℃
±
3.
8
℃
100
0
℃
t
o
180
0
℃
±
2.
5
℃
Stan
d
ard
c
o
nnec
t
io
n
c
o
m
pensa
t
ion
ne
e
d
to
add
±
0
.
5
℃
ba
s
ed
on
t
h
er
m
oc
o
u
ple
m
e
a
su
r
i
n
g
a
c
cu
r
a
c
y
.
The
m
e
a
su
r
ing
ac
c
ura
c
y
o
f
ther
m
oc
o
uple
s
en
s
or
g
iv
e
s
pr
i
or
i
ty
t
o
s
e
n
s
or
s
u
ppl
i
er
'
s
s
t
a
n
d
ard.
Note: US, Euro, AU or UK plug is available.
Note: we'll ship this item via
express mail service and ePacket
to USA, Canada, Australia, New Zealand, Ireland, Austria, Belgium, Denmark, Germany, France, Finland, Luxemburg, Malta, Norway, Sweden, Swiss, Spain, Italy, UK, Japan, Korea,Thailand, Malaysia, Indonesia, Philippine, Singapore.
Clients from other countries pls contact us in advance to confirm different shipping charges before you order.