DE-961TRn指针式万用表 老式万用表
产品特性:
误测保护设计
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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 | 線錶頭，耐震 |
DCV(直流電壓測量) | 0.1V | &plun;3% F.S. | &plun;3% F.S. | &plun;3% F.S. | 輸入阻 20kΩ/V |
0.5V | |||||
2.5V | |||||
10V | |||||
50V | |||||
250V | |||||
1000V | |||||
DCVNULL meter | 0~&plun;5V |
| &plun;3% F.S. |
| 中心位型.輸入阻40kΩ/V |
0~&plun;25V | |||||
ACV(交流電壓測量) | 10V | &plun;4% F.S. | &plun;4% F.S. | &plun;4% F.S. | 輸入阻 9kΩ/V |
50V | |||||
250V | |||||
1000V | |||||
DCmA(直流毫安) | 50μA | &plun;3% F.S. | &plun;3% F.S. | &plun;3% F.S. | 電壓降約250mV(50μA時壓降100mV) |
2.5mA | |||||
25mA | |||||
250mA | |||||
DCA(直流安培) | 10A |
| &plun;3% F.S. | &plun;3% F.S. | |
ACA(交流安培) | 10A |
|
| &plun;5% F.S. |
|
Buzzer(蜂鳴) | 約20Ω 或以下時蜂鳴器響 | V | V | V | 電源消耗同Ω x1檔位(150mA) |
(電阻測量) | X1 ：0~ 2KΩ Center 20Ω | &plun;3% of arc | &plun;3% of arc | &plun;3% of arc | 電池UM-3 (1.5V) X2006P ( 9V) X1 |
X10 ：0~ 20KΩ Center 200Ω | |||||
X100 ：0~200KΩ Center 2kΩ | |||||
X1K ：0~ 2MΩ Center 20kΩ | |||||
X10K ：0~ 20MΩ Center 200kΩ | |||||
BATT.電池測試 | 0~1.5V GOOD-?-BAD Color-coded scale | &plun;5% of arc | &plun;5% of arc |
| 負載電流1.5V 250mA 9V 25mA |
0~ 9V GOOD-?-BAD Color-coded scale | &plun;5% of arc |
|
| ||
dB分貝測試 | -10dB~+22dB(FOR 10VAC)~+62dB0dB/0.775V (1mW through 600Ω) | &plun;4% F.S. | &plun;4% F.S. | &plun;4% F.S. | 9kΩ/ V |
漏電電流測試(lceo) (LI) | 0~ 150μA at x 1k range | &plun;5% of arc | &plun;5% of arc | &plun;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(LV) | Common to each Ω range 3V-0V(Reverse of LI scale) | &plun;5% of arc | &plun;5% of arc | &plun;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 10Ω range) | &plun;3% of arc | &plun;3% of arc | &plun;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 10Ω range | V | V | V | 依面板上&plun;LED腳位直接插在面板上測試 |
