Digital double clamp phase meter type ASMG2000B/E digital double clamp phase meter
Handheld structure; current resolution up to 0.1mA; voltage resolution 0.1V; the phase table in the 10mA-10A range of currents, 3V-500V voltage range measurement phase without breaking the circuit and the change quantity limit; the phase meter micro power design, and has the battery voltage detection function. The phase meter switch function and reasonable layout, rotary switches can read the measured voltage, current and phase.
ASMG2000B type digital double clamp meter phase model of small current clamp used has also applied for the national patent (patent application number: 032189370), a new current clamp head elongated, solves the problem of dense phase wire clamp type table measurement; clamp shell pliers type transformer with high strength engineering plastic, strength and good toughness, is not easy to be broken; the volume is small, the weight is light; the contour smooth, feel good.
1, use ASMG2000B type digital double clamp phase meter
ASMG2000B type digital double clamp phase meter is ideal for handheld phase meter, is a multifunctional phase meter. Using the phase meter, not only can measure AC voltage, and it can constantly open circuit under test conditions, measurement of AC current, the phase between voltage measuring two, two current and voltage, current. Because of the phase meter with the above features, it is widely. The phase meter discriminant can complete the inductive circuit and capacitive circuit; the phase table can be easily read directly the phase relationship between the differential protection group CT; the phase meter wiring group can check the transformer; the phase meter can measure three-phase voltage phase; the phase table can be determined by the phase measurement watt hour meter wiring is correct and no, the active list correctly put into operation; the phase meter can estimate power meter running speed, reasonable charge of electricity. The current resolution with a very high rate of the surface phase, still can make use of the leakage current meter. Therefore, the phase meter is the power sector, factories and mines, petroleum chemical industry, metallurgy system conducted the two loop check ideal phase meter.
2, ASMG2000B type digital double clamp phase meter technology index
2.1 range
The 2.1.1 phase: 0-360 degrees
The 2.1.2 voltage: 0-200V/500V
The 2.1.3 current: 0-200mA/2A/10A
2.2 basic error (in reference condition accuracy)
The 2.2.1 reference conditions: temperature and humidity waveform frequency wire position angle measuring the voltage and the current 23 - 5 Deg. C <65% sine wave distortion is less than or equal to 1% 50 + 2Hz 100V + 25V 1A + jaw center 0.2A
The 2.2.2 phase: 1
The 2.2.3 voltage range accuracy resolution 200V 1 level 0.1V 500V level 1 1V
The 2.2.4 current range accuracy resolution 10A 2 level 10mA 2A Level 2 1mA 200mA 2 0.1mA
The 2.3 input impedance
The 2.3.1 voltage is measured at each file of 2M.
The 2.3.2 phase measurement, voltage input impedance >500K
2.4 work conditions of temperature and humidity measurement value of phase voltage amplitude current amplitude of 0 - 40 Deg. C = 80% 3V-500V 0.01A-10A
2.5 additional error
The 2.5.1 in the phase angle measurement, the current and voltage in the scope of their respective work conditions prescribed values, resulting in additional error is not more than the basic error limit.
The 2.5.2 in the measurement of current, wire left jaw center position, the additional error caused by not more than the basic error limit.
2.6 safety requirements
The 2.6.1 pressure meter phase between the line and the shell tolerance 50Hz sine wave voltage 1000V, which lasted 1 minutes. The input end of the U1 (or I1) and the input of U2 (or I2) between the tolerance of 50Hz sine wave voltage 500V, which lasted 1 minutes.
The 2.6.2 insulating phase meter circuit and an outer shell between, between phase measurement of two input terminals, the insulation resistance is no less than 100M.
The 2.7 power supply
Two 9V laminated battery
2.8 the size and weight of 85mm * 167mm * 35mm 0.5Kg
Using method 3, ASMG2000B type digital double clamp phase meter
Explain the 3.1 phase meter panel
Phase measurement of 3.2 phase meter
The 3.2.1 phase phase meter full scale calibration in use phase meter to measure the phase before the full scale of the first phase calibration. The method is as follows: press the "power" button, the rotary switch to the "360 degree school gear, adjusting the phase calibration potentiometers W, the display shows the 360 degree.
The 3.2.2 phase meter measured between the two voltage phase rotary switch to the "Phi" file, the two voltage separately from the U1 and U2 input voltage, pay attention to the positive direction from left to right hypothesis end. Display value is the U1 U2 phase advance angle.
The 3.2.3 phase meter phase between two current measurement will be rotary switch to the "Phi" file, the two current signal through the caliper jaw, from I1 and I2 Jack input, attention now assuming the current positive direction from the caliper "*" (red dots) end flows, showing the value of the I2 I1 phase advance angle.
The 3.2.4 phase meter phase between the measured voltage and current with phase meter phase between the measurement of voltage and current, input voltage from the U1 end, current from the I2 input jack or the voltage input from the U2 terminal, and the current from the I1 input jack, pay attention to the positive direction of voltage hypothesis by Zuo Duan to the right end of the current hypothesis; the positive direction from the caliper "*" (red dots) end inflows will rotary switch to the "Phi" file, showing the value of phase of road I path angle.
The 3.3 phase meter to measure the voltage will be rotary switch to the U1 (or U2) and 500V (or 200V) range profile, the voltage signal from the voltage terminal of the U1 (or U2) input, showing the value of voltage. Note: if you do not know the measuring voltage range, should be the rotary switch dial to 500V file.
The 3.4 phase meter to measure the current rotary switch to the I1 (or I2) 10A (or 2A, 200mA) files, the current signal through the caliper transformer current from Jack I1 (or I2) input, the measured current line in
Digital double clamp phase meter type ASMG2000B/E 数字双钳相位表
手持式结构；电流分辩率达0.1mA；电压分辩率0.1V；该相位表在10mA-10A电流范围内，3V-500V电压范围内测量相位时不用断开电路和更换量限；该相位表微功耗设计，且具有电池电压检测功能。该相位表开关功能及布局合理，转动开关即可读出被测电压、电流及其相位。
ASMG2000B型数字双钳相位表采用的新型小型电流钳也已申请国家专利（国家专利申请号：032189370），新型电流钳钳头细长，解决了钳型相位表导线密集处测量的难题；钳型互感器的钳壳采用高强度工程塑料，强度及韧性好，不易摔坏；体积小，重量轻；外形圆滑，手感良好。
1、ASMG2000B型数字双钳相位表的用途
ASMG2000B型数字双钳相位表是理想的手持式相位表、是一种多功能相位表。使用这种相位表，不仅可以测量交流电压，而且它能在不断开被测电路的情况下，测量交流电流，测量两电压之间、两电流之间及电压、电流之间的相位。由于这种相位表具备上述功能，它的用途极为广泛。该相位表可以完成感性电路和容性电路的判别；该相位表可以方便地直接读出差动保护各组CT之间的相位关系；该相位表可以检查变压器的接线组别；该相位表可以测量三相电压的相序；该相位表可以通过相位测量确定有功电度表接线正确与否，使有功表正确投入运转；该相位表可以估断电度表运行的快慢，合理收交电费。这种相位表具有极高的电流分辩率，还可作漏电流表使用。因此，这种相位表是电力部门、工厂和矿山、石油化工、冶金系统进行二次回路检查的理想相位表。
2、ASMG2000B型数字双钳相位表的技术指标
2.1 量程
◆ 2.1.1 相位： 0-360°
◆ 2.1.2 电压： 0-200V/500V
◆ 2.1.3 电流： 0-200mA/2A/10A
2.2 基本误差（在参比条件下的准确度）
◆2.2.1参比条件：温度湿度波形频率导线位置相角测量电压电流 23℃±5℃ <65% 正弦波失真度≤1℅ 50±2Hz 钳口中心 100V±25V 1A±0.2A
◆2.2.2 相位：1.0级
◆2.2.3 电压量程准确度分辨力 200V 1.0级 0.1V 500V 1.0级 1V
◆2.2.4 电流量程准确度分辨力 10A 2.0级 10mA 2A 2.0级 1mA 200mA 2.0级 0.1mA
2.3 输入阻抗
◆2.3.1 电压测量时各档为2MΩ
◆2.3.2 相位测量时，电压输入阻抗>500KΩ
2.4 工作条件值温度湿度相角测量电压幅值电流幅值 0℃±40℃ ≤80% 3V-500V 0.01A-10A
2.5 附加误差
◆2.5.1 在相角测量时，电流、电压在各自规定的工作条件范围内取值时，由此引起附加误差不大于基本误差限。
◆2.5.2 在测量电流时，导线离开钳口中心位置，引起的附加误差不大于基本误差限。
2.6 安全要求
◆2.6.1 耐压相位表线路与外壳之间耐受50Hz正弦波电压1000V，历时1分钟。输入端U1（或I1）与输入端U2（或I2）之间耐受50Hz正弦波电压500V，历时1分钟。
◆2.6.2 绝缘相位表线路与外壳之间，测相时两路输入端之间，其绝缘电阻不小于100MΩ。
2.7 电源
两节9V叠层电池
2.8 外形尺寸和重量 85mm×167mm×35mm 0.5Kg
3、ASMG2000B型数字双钳相位表的使用方法
3.1 相位表的面板说明
3.2 相位表的相位测量
◆3.2.1 相位表的相位满度校准在使用相位表测量相位前，先进行相位的满度校准。方法如下：按下“电源”键，将旋转开关旋至“360°校”档，调节相位校准电位器W，使显示屏显示360°。
◆3.2.2 用相位表测量两路电压之间的相位旋转开关旋至“φ”档，将两路电压分别从U1和U2端输入，注意电压的假设正方向由左端到右端。示值即为U1超前U2的相位角。
◆3.2.3 用相位表测量两路电流之间的相位将旋转开关旋至“φ”档，将两路电流信号通过卡钳钳口，从I1和I2插孔输入，此时注意假设电流正方向时从卡钳“*”（红点）端流入，示值为I1超前I2的相位角。
◆3.2.4 用相位表测量电压与电流之间的相位用相位表测量电压与电流之间的相位时，将电压从U1端输入，电流从I2插孔输入或将电压从U2端输入，而电流从I1插孔输入，注意电压假设正方向由左端到右端；电流假设正方向从卡钳“*”（红点）端流入，将旋转开关拨至“φ”档，示值为Ⅰ路超前Ⅱ路的相位角。
3.3 相位表测量电压将旋转开关旋至U1（或U2）500V、(或200V)量程档，电压信号从电压端U1（或U2）输入，示值为所测电压值。注意:如果不知测量电压范围, 应将旋转开关先拨至500V档.
3.4 相位表测量电流将旋转开关旋至I1（或I2）10A(或2A、200mA) 档,电流信号通过卡钳互感器从电流插孔I1（或I2）输入，被测电流线置于卡钳窗口中心位置，示值即为所测电流值。
3.5 自身电池工作电压的测量
◆3.5.1 将旋转开关分别拨至BAT1、BAT2档，示值即为对应电池工作时电压值，注意：显示值为工作电压，不是开路电压。如果显示结果低于8.3V，则应更换电池。
◆3.5.2 机内具有电池电压自动检测功能，当显示器左下角出现电池符号“ + - ”时，提示应更换电池。
3.6 电池更换：更换电池时应在OPEN处下压前推以打开电池盖. 更换电池。
4、配套
数字双钳相位伏安表一台 卡钳两把（带专用引线两根） 电压线两付
使用说明书一本 合格证一份 保修卡一份
铝合金箱一个
5、保证与保修仪表在正常使用和贮存条件下出现故障，封印完好，自出厂日起12个月内，生产厂家负责更换或免费维修。
6、相位表的贮存相位表应贮存在0-40℃，相对湿度小于85%，且环境空气中不应有酸、碱及腐蚀性气体的室内。长期存放应取出电池。
7、使用相位表应注意的事项
7.1 相位表每一路只能接入一个信号；如果接入电压，应将电流插头拔去。
7.2 相位表卡钳的专用性：每台相位表的两把卡钳只对本台相位表配用，不可与另一台相位表调用。 7.3 测量电流时请使用带有表号的一把钳子，它保证说明书给出的精度，另一把钳子专为测量两电流相位时使用。
7.4 相位表卡钳的保养相位表卡钳的钳口涂以仪表脂，用时擦去，用后再涂上仪表脂。钳口的锈蚀直接影响测量的精度。
7.5 本相位表供二次回路和低压回路检测，不能用于测量高压线路中的电流，以防通过卡钳触电。
ELECTRIC
