DE-960TRN指针万用表 台湾得益DEREE

測量功能

測試檔位

準確度

備註

de-960trn

de-961trn

de-965trn

錶芯

taut band

taut band

taut band

吊線錶頭，耐震

dcv
(直流電壓測量)

0.1v

±3% f.s.

±3% f.s.

±3% f.s.

輸入阻抗20kω/v

0.5v

2.5v

10v

50v

250v

1000v

dcv
null meter

0~±5v

±3% f.s.

中心零位型.輸入阻抗40kω/v

0~±25v

acv
(交流電壓測量)

10v

±4% f.s.

±4% f.s.

±4% f.s.

輸入阻抗9kω/v

50v

250v

1000v

dcma
(直流毫安)

50μa

±3% f.s.

±3% f.s.

±3% f.s.

電壓降約250mv
(50μa時壓降100mv)

2.5ma

25ma

250ma

dca(直流安培)

10a

±3% f.s.

±3% f.s.

aca(交流安培)

10a

±5% f.s.

buzzer
(蜂鳴)

約20ω或以下時蜂鳴器響

v

v

v

電源消耗同ωx1檔位(150ma)

x1：0~2kωcenter 20ω

±3% of arc

±3% of arc

±3% of arc

電池
um-3 (1.5v) x2
006p (  9v) x1

x10~0~20kωcenter 200ω

x100：0~200kωcenter 2kω

x1k ：0~2mωcenter 20kω

x10k：0~20mωcenter 200kω

batt.
電池測試

0~1.5v good-?-bad color-codedscale

±5% of arc

±5% of arc

負載電流
1.5v 250ma 9v 25ma

0~  9v good-?-badcolor-coded scale

±5% of arc

db
分貝測試

-10db~+22db(for10vac)~+62db
0db/0.775v (1mw through 600ω)

±4% f.s.

±4% f.s.

±4% f.s.

9kω/ v

漏電電流測試
(lceo) (li)

0~ 150μa at x 1k range

±5% of arc

±5% of arc

±5% of arc

通過待測體之電流

0~ 1.5ma at x 100range

0~ 15ma at x 10range

0~ 150ma at x 1range

端子間電壓
(lv)

common toeachωrange 3v-0v
(reverse of li scale)

±5% of arc

±5% of arc

±5% of arc

通過待測體所測得之電壓值

電晶體
(dc電流增益)
測量(hfe)

電晶體hfe：0-1000
(in x 10ωrange)

±3% of arc

±3% of arc

±3% of arc

依面板上電晶體腳位直接插在面板上hfe的測試端子座

led
(發光二極體)

in x 10ωrange

v

v

v

依面板上±led
腳位直接插在面板上測試