de-961TRN萬用表特點
1.防誤測保護設(shè)計專利
2.字體刻劃明顯
3.超大視窗,容易閱讀
4.吊線式表芯
5.防震、耐用
DEREE DE-961TRN指針萬用表規(guī)格
測量功能 | 測試檔位 | 準(zhǔn)確度 | 備 註 |
錶芯 | Taut Band |
| 吊線錶頭,耐震 |
DCV | 0.1V | ±3% F.S. | 輸入阻抗 20kΩ/V |
0.5V | |||
2.5V | |||
10V | |||
50V | |||
250V | |||
1000V | |||
DCV | 0~±5V | ±3% F.S | 中心零位型.輸入阻抗40kΩ/V |
0~±25V | |||
ACV | 10V | ±4% F.S. | 輸入阻抗 9kΩ/V |
50V | |||
250V | |||
1000V | |||
DCmA | 50μA | ±3% F.S. | 電壓降約250mV |
2.5mA | |||
25mA | |||
250mA | |||
DCA(直流安培) | 10A | ±3% F.S. | |
Buzzer | 約20Ω 或以下時蜂鳴器響 | V | 電源消耗同Ω x1檔位(150mA) |
| X1:0~2KΩ Center 20Ω | ±3% of arc | 電池 |
X10:0~20KΩ Center 200Ω | |||
X100:0~200KΩ Center 2kΩ | |||
X1K:0~2MΩ Center 20kΩ | |||
X10K:0~20MΩCenter 200kΩ | |||
BATT. | 0~1.5V GOOD-BAD Color-coded scale | ±5% of arc | 負載電流 |
dB | -10dB~+22dB(FOR 10VAC)~+62dB | ±4% F.S. | 9kΩ/ V |
漏電電流測試 | 0~ 150μA at x 1k range | ±5% of arc | 通過待測體之電流 |
0~ 1.5mA at x 100 range | |||
0~ 15mA at x 10 range | |||
0~ 150mA at x 1 range | |||
端子間電壓 | Common to each Ω range 3V-0V | ±5% of arc | 通過待測體所測得之電壓值 |
電晶體 | 電晶體 hFE:0-1000 | ±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 | in x 10Ω range | V | 依面板上±LED |
De-961TR模擬萬用表圖片