| 回路电阻测试仪 MODEL 4116A/4118A 内附微处理器控制线路，高准确度及可靠性。 有3个霓虹指示灯，可做线路状态的检查。 可直接读取预期短路电流(PSC)(4118A)。 具有安全电压测量功能。 大型数字液晶显示。 可测低回路电流(分辨率0.01Ω)。 若测试电阻过热，自动锁定并切断电源。 指示相位是否逆相及插座中性线的情况。 |
回路电阻测试仪 MODEL 4116A/4118A
| MODEL 4116A | MODEL 4118A | | 20/200/2000Ω | 20/200/2000Ω | | ±2%rdg±4dgt | ±2%rdg±4dgt | | 20Ω 25A
200Ω 2.3A
2000Ω 15mA | 20Ω 25A
200Ω 2.3A
2000Ω 15mA | | 20Ω (20ms)
200Ω (40ms)
2000Ω (280ms) | 20Ω (20ms)
200Ω (40ms)
2000Ω (280ms) | | －－- | 200A(2.3A 40ms)
2000A(25A 20ms)
20kA(25A 20ms) | | 110V~260V ±2%rdg±4dgt | | IEC61010-1CAT.III 300V IEC61557-1/3
IEC61010-2-031 污染度2 | | 185(L)×167(W)×89(D)mm | | 约750g | | 7123(测试线) 使用说明书 | 7121(测试线) 使用说明书 | 可选件 | 7121(测试线) | －－- |
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