Mastech MS8910A User Manual
MS8910A
Smart SMD Tester
USER'S MANUAL
1. Int roduc tion
Than k you for p urcha sing a MS 8910A sm art SMD t ester.
The MS 8910A sm art SMD t ester i s a profe ssion al
inst rumen t for mea surin g induc tance , capac itanc e and
resi stanc e. It has m any fea tures , such as a utoma tic
iden tific ation , autom atic me asure ment ra nge, hi gh
meas ureme nt accu racy an d speed , wide me asuri ng
rang e and so on .
An ord inary m ultim eter on ly prov ides DC m ode for
resi stanc e measu remen t, whil e the MS8 910A pro vides
both AC a nd DC mea surem ent mod es. A varie ty of tes t
freq uenci es up to 10 0Khz ca n be prov ided fo r induc tance ,
capa citan ce and re sista nce in AC mo de to mee t the
actu al need s bette r.
Corr ect usa ge can en sure th at the in strum ent wil l work
prec isely f or a long t ime. Pl ease re ad the in struc tions
care fully b efore u sing an d opera te the in strum ent str ictly
in acc ordan ce with t he inst ructi ons .
01 02
03 04
05
1
2
3
4
5
6
7
Test Pin ( Gold- plate d)
Test Pin ( Gold- plate d)
Pin Ho lder
“HOL D” Push B utton
“Hz/ RMS” Pu sh Butt on
“POW ER”Pu sh Butt on
“fun ction ” Push Bu tton
8
LCD
9
Batt ery cov er
1.2 Pa nel des cript ion
1.2 In spect ion
When y ou get a ne w LCR met er, plea se chec k the
inst rumen t and its a ccess ories . If some thing i s damag ed
or mis sed, pl ease co ntact t he stor e you bou ght the
inst rumen t from fo r adjus tment o r repla cemen t.
2. Saf ety ins truct ions:
Oper ating e nviro nment a nd cond ition :
• Elev ation < 2000 m
• Rela tive hu midit y (RH) ≦ 80 %RH
• Oper ating t emper ature 0 – 4 0°C
Note : DO NOT in put vol tage at t he meas ureme nt port .
When m easur ing cap acita nce, pl ease di schar ge firs t
then m easur e, othe rwise , the met er will b e damag ed.
Stor age and m ainte nance : Do not us e alcoh ol or oth er
solv ents to c lean th e meter. I f it will n ot be use d for
long t ime, pl ease re move ba ttery a nd put th e meter i n
a dry an d clean e nviro nment .
3. Des cript ion:
3.1 De finit ion Des cript ion
APO: Au to powe r off
H: Dis play ho ld stat e
AUTO: T his cha racte r showi ng on the L CD mean s that
the te ster wo rks in LC R autom atic ra nge mod e
PAL: par allel c onnec tion me asure ment mo de
SER: s eries l conne ction m easur ement m ode
C: Cap acita nce ser ies/p arall el conn ectio n measu remen t
mode
L: Ind uctan ce seri es/pa ralle l conne ction m easur ement
mode
R: Res istan ce seri es /par allel c onnec tion me asure ment
mode
DCR: R esist ance DC m easur ement m ode
D: Wast age fac tor
Q: Qua lity fa ctor
1210 0KHZ: f reque ncy
0.15 VRMS: V RMS
3.1 Im pedan ce para meter d escri ption ( see Fig ure Ⅰ)
Z= R +j X =|Z|∠θ R =|Z| Cosθ X = | Z|Sin θ
s s s- s
X /R =Tan θ= Q=1/ D
s s
If θ > 0, it m eans th at the me asure d objec t is resi stant ,
if θ < 0, it m eans th at that t he meas ured ob ject is
capa citiv e.
3.2 Se ries- paral lel con necti on mode d escri ption
This m eter ha s serie s and par allel m easur ement m odes.
When t he capa citan ce valu e of the me asure d objec t is
larg e or indu ctanc e value i s small , use the s eries m ode
for mo re accu rate re sults . When th e capac itanc e value o f
the me asure d objec t is smal l or indu ctanc e value i s large ,
use th e paral lel mod e for mor e accur ate res ults. Th is
mete r can sel ect the m easur ement m ode aut omati cally
acco rding t o the mea sured o bject . When th e measu red
impe dance in1 0KΩ belo w is set t o SER(S eries m ode),
when t he meas ured i mpeda nce in 10K Ω above se t to PAL
(par allel mod e).
4. Fun ction al char acter istic s descr iptio n:
1. 600 0 count
2. LC au tomat ic rang e measu remen t
3. R ana lytic al meas ureme nt
4. DCR m ode of re sista nce mea surem ent
5. D/Q d ispla y:The a utoma tic sel ectio n for the
C+D/ L+Q/R +Q
6. Mea surin g volta ge : 0.5V RMS/0 .1VRM S
7. The te st freq uency AC m ode :10 0/120 /1k/1 0k/10 0k
8. Bat tery el ectri c power d ispla y : Long ti me not to o perat e
the po wer off au tomat icall y
9. See t able 1- 3 for mea surem ent acc uracy a nd scop e
Rema rks: Th is accu racy is t he meas ureme nt
stan dard. I n DUT jac k, the me ter-s pecif ic prob e
shou ld be use d if requ ired. M easur ement w ith pro be
may be i nflue nced by e xtern al envi ronme nt. To
avoi d inacc urate m easur ement s, plea se keep a way
from s trong m agnet ic sour ces.
12100kHz 0.15VRMS
LCR
DCR
SER PAL
kMΩ
μmH
pnμF
kMΩ
DQ
R
θ
AUTO
12100kHz 0.15VRMS
LCR
DCR
SER PAL
kMΩ
μmH
pnμF
kMΩ
DQ
R
θ
AUTO
1
3
4
6 8
9
7
5
2
12100kHz 0.15VRMS
LCR
DCR
SER PAL
kMΩ
μmH
pnμF
kMΩ
DQ
R
θ
AUTO
06
Meas uring v oltag e Rang e Acc uracy
0.5V RMS
0.5V RMS
0.5V RMS
60.0 0Ω
600. 0Ω
6.00 0KΩ
2.0% +10d
1.0% +5d
1.0% +5d
0.5V RMS
0.5V RMS
0.5V RMS
60.0 0KΩ
600. 0KΩ
6.00 0MΩ
1.0% +5d
1.0% +5d
2.0% +5d
0.5V RMS
0.1V RMS
0.1V RMS
20.0 0MΩ
60.0 0Ω
600. 0Ω
2.0% +5d
2.0% +10d
1.5% +5d
0.1V RMS
0.1V RMS
0.5V RMS
6.00 0KΩ
60.0 0KΩ
600. 0KΩ
1.5% +5d
1.5% +5d
15%+ 5d
0.1V RMS
0.1V RMS
6.00 0MΩ
20.0 0MΩ
3.0% +5d
3.0% +5d
07 08 09 1 0
00- 05-38 54
11
Table 1 Re sista nce mea surem ent sco pe
Note : The acc uracy o f Q< 0.1 as sessm ent cri teria
Meas ureme nt Freq uenci es：
(100 HZ/12 0HZ/1 KHZ/1 0KHZ: 60.00 Ω~6MΩ p ositi on)
(100 HZ/12 0HZ/1 KHZ/1 0KHZ: 20MΩ po sitio n)
mini mum res oluti on:0. 1Ω
mini mum tes t range :>0.1 Ω
Table 2 Ca pacit ance me asure ment sc ope
Meas uring v oltag e Rang e Accur acy
0.5V RMS
0.5V RMS
0.5V RMS
600. 0pF
6.00 0nF
60.0 0nF
2.0% +8d
1.0% +5d
1.0% +5d
0.5V RMS
0.5V RMS
0.5V RMS
600. 0nF
6.00 0uF
60.0 0uF
1.0% +5d
2.0% +5d
2.0% +5d
0.5V RMS
0.5V RMS
0.1V RMS
600. 0uF
6.00 0mF
600. 0pF
2.0% +10d
2.0% +5d
2.0% +5d
0.1V RMS
0.1V RMS
0.1V RMS
6.00 0nF
60.0 0nF
600. 0nF
1.5% +5d
1.5% +5d
1.5% +5d
0.1V RMS
0.1V RMS
6.00 0uF
60.0 0uF
1.5% +5d
3.0% +5d
0.1V RMS
0.1V RMS
600. 0uF
6.00 0mF
3.0% +5d
3.0% +5d
when D < 0.1, if D > 0.1, it s hould b e multi plied b y the
extr actio n of a root o f 1.5Me asure ment Fr equen cies:
(100 HZ/12 0HZ:6 0.00n F~600 .0nF~ 6.000 uF~60 .00uF ~
600. 0uF~6 .000m F posit ion)
(1KH Z:60. 00nF~ 600.0 nF~6. 000uF ~60.0 0uF~6 00.0u F
posi tion, In 600u F posit ion max imum te st rang e<300 uF)
(10K HZ:60 0.0pF ~6.00 0nF~6 0.00n F~600 .0nF~ 6.000 uF
posi tion)
mini mum res oluti on:0. 1pF
mini mum tes t range :>0.8 pF
Note : This ac curac y is the me asure ment st andar d
Table 3. I nduct ance me asure ment sc ope
Meas uring v oltag e Rang e Accur acy
0.5V RMS
0.5V RMS
0.5V RMS
600. 0uH
6000 uH
60.0 0mH
2.0% +5d
2.0% +5d
1.0% +5d
0.5V RMS
0.5V RMS
0.5V RMS
600. 0mH
6.00 0H
60.0 0H
1.0% +5d
1.0% +5d
1.0% +5d
0.5V RMS
0.1V RMS
200. 0H
600. 0uH
1.0% +5d
3.0% +5d
0.1V RMS
0.1V RMS
0.1V RMS
6000 uH
60.0 0mH
600. 0mH
3.0% +5d
1.5% +5d
1.5% +5d
0.1V RMS
0.1V RMS
6.00 0H
60.0 0H
1.5% +5d
1.0% +5d
0.1V RMS
200. 0H
1.0% +5d
Note : This ac curac y is the me asure ment st andar d
when D < 0.1, if D > 0.1, it s hould b e multi plied b y the
extr actio n of a root o f 1.5
Meas ureme nt Freq uenci es:
(100 HZ/12 0HZ:6 0.00m H~600 .0mH~ 6.000 H~60. 00H~
200. 0H posi tion)
(1KH Z:600 0uH~6 0.00m H~600 .0mH~ 6.000 H~60. 00H
posi tion) .
(10K HZ:60 0.0uH ~6000 uH~60 .00mH ~600. 0mH~6 .000H
posi tion)
mini mum res oluti on:0. 1uH
mini mum tes t range :>1.6 uH
Table 4: DCR res istan ce meas ureme nt scop e
Meas uring v oltag e Rang e Accur acy
0.5V RMS
0.5V RMS
0.5V RMS
60.0 0Ω
600. 0Ω
6.00 0KΩ
2.0% +10d
1.0% +5d
1.0% +5d
0.5V RMS
0.5V RMS
0.5V RMS
60.0 0KΩ
600. 0KΩ
6.00 0MΩ
1.0% +5d
1.0% +5d
2.0% +5d
0.5V RMS 20.0 0MΩ
2.0% +5d
mini mum res oluti on:0. 01Ω
4 Meas ureme nt oper ation d escri ption :
4.2 Pa ramet er sele ction f uncti on
In AC mod e, each p ress th e "Hz / RMS " key for a s hort
time , you wil l switc h the tes t frequ ency to 1 KHz-> 1 KHz> 120H z-> 100 Hz-> 1K Hz, pre ss the "H z / RMS" ke y for
one se cond, y ou will s witch t he meas ure vol tage to
0.5V RMS-> 0 .1VRM S -> 0.5V RMS .
4.3 Me asuri ng func tion
When t he met er aft er star tup, t he defa ult is LC aut omati c
meas ureme nt rang e, sho rt pres s the "f uncti on" ke y, then
ente r the R si ngle m easur ement m ode, t hen pre ss the "
func tion" key, the n LC aut omati c range me asure ment,
cycl e. Lon g press the "func tion" ke y,then en ter the DC R
mode res istan ce meas ureme nt, sh ort pre ss the "f uncti on"
key, th en LC a utoma tic ran ge mea surem ent .
4.1 Po wer on/ off fun ction :
Shor t press t he “POW ER” key t o activ ate the m eter an d
long p ress fo r one sec ond to sh ut it dow n.
4.4 Da ta Hold f uncti on:
pres s “H” but ton to st op read ing mea surem ent val ue and
show t he curr ent mea surem ent val ue on the m ain dis play
cont inuou sly.
5. Addi tiona l funct ions
5.1 Aut o power o ff func tion: To pr olong b atter y life,
when t he exte rnal po wer sup ply is no t used, AP O will
disp lay on th e LCD, wh ich mea ns that a uto pow er off
is ava ilabl e. The ins trume nt will a utoma tical ly powe r
off wit hout an y opera tion fo r 5 minut es.
5.2 Ba ttery p ower de tecti on func tion
The me ter has a b atter y power d etect ion fun ction . Batte ry
powe r inclu des fou r level s and dis plays o n the LCD
scre en. Whe n displ ays for b atter y, please r eplac e
batt ery. This m eter us es 3V*1 C R2032 b utton b atter y.
Batt eries w ith the s ame mod el shou ld be use d for bat tery
repl aceme nt. Ple ase rem ember t hat you c an’t us e the
mete r until t he rear c over is t ighte ned.
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