台湾标准电机SEW仪器仪表--3920 CL Digital AC Leakage Clamp Meter
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            3920 CL   Clamp Meters
            Digital AC Leakage Clamp Meter  
            3920 CL
            FEATURES
             
             Designed for test AC current and AC voltage.
             AC current testing has 5 ranges.
             The minimum resolution of leakage current is 0.1mA.
             Frequency selection : 50/60 Hz and Wide.
             Data hold function.
             Maximum reading.
             Low battery indication.
             GENERAL :
             Display : 3-1/2 digit (2000 counts)
             Low Battery Indication : sign appears on the display when the battery voltage drops below accurate operating level.
             Operating Principle : Dual slope integration.
             Conductor Size : Apporx. 55mm max.
             Overload Protecton : AC 600V, DC 600V
             Data Hold Indication : HOLD
             Response Time : Approx. 1 second
             Sample Rate : Approx. 2 times per second.
            SPECIFICATIONS
             
            AC CURRENT :
            200mA/2A/20A 50/60 Hz : +/- (1.5%rdg+2dgt), WIDE 50/60Hz : +/- (1.0%rdg+2dgt), WIDE 40/1000Hz : +/- (3.0%rdg+2dgt)
            200A 56/60 Hz : +/- (2.0%rdg+2dgt), WIDE 50/60 Hz : +/- (1.5%rdg+2dgt), WIDE 40/1000 Hz : +/- (3.5%rdg+2dgt)
            0 ~ 500A 50/60 Hz : +/- (2.0%rdg+2dgt), WIDE 50/60 Hz : +/- (1.5%rdg+2dgt), WIDE 40/1000 Hz : +/- (3.5%rdg+2dgt)
            501 ~ 1000A 50/60 Hz : 5.5%rdg+2dgt, WIDE 50/60 Hz : +/- 5%rdg, WIDE 40/1000 Hz : +/- 10%rdg
            VOLTAGE :
            AC 220V Resolution : 0.1V, Accuracy : +/- (1.5%rdg+3dgt)
            AC 600V Resolution : 1V, Accuracy : +/- (1.5%rdg+3dgt)
            Dimensions 260(L) x 95(W) x 43(H) mm
            Weight Approx. 540g (battery included)
            Power Source One type PP3, 6F22, 006P (or equipvalent), 9V manganese.
            Temperature & Humidity for Guaranteed 23 degree C +/- 10 degree C at < 80% max. relative humidity.
            Storage Temperature & Humidity -20 degree C to 60 degree C at < 80% max. relative humidity.
            Battery Life Appox. 100 hours on continous use. (Alkaline Battery)
            Safety Standard , 61010-2-32 CAT III 600V
            特 點
            ● 量測交流漏電電流和交流電壓(3920 CL)。
            ● 量測交流漏電電流和交流/直流電壓(3921 CL)。
            ●交流漏電電流量測設計有5個檔位。
            ● Z低解析度0.1mA。
            ● 頻率有兩檔可供選擇。
            ● 讀值鎖定。
            ● Z大值鎖定。
            ● 電源不足顯示。
            規 格 (23°C±5°C <80%R.H.)
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