南澳电气专业生产NAGKT-I数字式高精度电气仪表试验台

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最后更新: 2019-03-19 17:57
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产品规格: 高精度测量电气仪表试验台 产品数量: 88888888.00 台
包装说明: 采用国际通用出口木箱包装 价格说明: 不限
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公司编号: 14273021 更新时间: 2019-03-14 15:28:41


南澳电气(武汉)有限公司

NAGKT-I数字式高精度电气仪表试验台 NAGKT-I electrical instrument test bed 数字式高精度电气仪表试验台,高精度电气仪表试验台,电气仪表试验台,数字式电气仪表试验台,数字式多用表校验仪,三表校验仪 一:概述 NAGKT-I型数字式高精度电气仪表校验试验台(也叫做:数字式多用表校验仪、三表校验仪)是一种LED五位数字式交、直流标准电压、电流发生器,用于校验数字式电表、各种指针式电表及直流0.2级,交流0.5级以下各类表头。本仪器电压输出五档(0~1000V);电流输出六档(0~10A);可以选配:中值电阻2×11档(0Ω~24MΩ);交流频率50Hz,60Hz,400Hz(数字合成,按键选择)。以上项目及量程变换均通过内部开关转换。采用新的16位A/D转换芯片,转换速度和精度得到了大幅度提高;AC/DC采用真有效值转换芯片,保证了交流输出的精度;整机线性度好。采用了新型的复合大功率放大器,输出功率强大,可靠性高,失真度小。输出调节采用进口电位器,寿命长,调节细度高。整机采用“闭环控制”,输出稳定度高。电压短路、电流开路自动保护,完全符合新三表鉴定规程。 二、工作原理: 本仪器有数字合成正弦波发生器单元、功放单元、电源及保护单元、量程单元、A/D单元、显示单元、键盘单元及标准电阻器等组成。 三、技术性能: 2.1性能参数: 项 目 量 程 输 出 范 围 分 辨 率 大 输 出 精 度(23℃±2℃) 直 流 500mV 0~550.00mV 0.01mV 100mA ±(读数值×0.05%+满量程值×0.01%) 5V 0~5.5000V 0.1mV 100mA 电 50V 0~55.000V 1mV 100mA 压 500V 0~550.00V 10mV 20mA 1KV 0~1050.0V 100mV 10mA 直 流 电 流 500uA 0~550.00uA 0.01uA 2V ±(读数值×0.1%+满量程值×0.02%) 5mA 0~5.5000mA 0.1uA 2V 50mA 0~55.000mA 1uA 2V 500mA 0~550.00mA 10uA 2V 5A 0~5.5000A 100uA 1.5V ±(读数值×0.1%+满量程值×0.04%) 10A 0~11.000A 1mA 1.5V 交 流 电 压 500mV 0~550.00mV 0.01mV 100mA ±(读数值×0.1%+满量程值×0.05%) AC I 1mA以下不考核 5V 0~5.5000V 0.1mV 100mA 50V 0~55.000V 1mV 100mA 500V 0~550.00V 10mV 20mA 1KV 0~1050.0V 100mV 10mA 交 流 电 流 500uA 5mA 0~5.5000mA 0.1uA 2V 50mA 0~55.000mA 1uA 2V 500mA 0~550.00mA 10uA 2V 5A 0~5.5000A 100uA 1.5V ±(读数值×0.1%+满量程值×0.01%) 10A 0~11.000A 1mA 1.5V 中 值 电 阻 示 值 功 率 精 度 10Ω、24Ω、50Ω、100Ω、240Ω 500Ω、1kΩ、2.4kΩ、5kΩ 10kΩ、24kΩ、10kΩ、24kΩ 50kΩ、100kΩ、240kΩ、500kΩ、1MΩ、2.4MΩ 5MΩ、10 MΩ、24 MΩ 0.25W ±(显示值×0.1%+10mΩ) 2.2:交流失真度:不大于1% 。 2.3:直流纹波系数:不大于0.5%;电流10A不大于3% 。 2.4:稳定性:仪器预热一小时后,1分钟内输出漂移应小于基本量程满度的±0.05%,作精密测量时需预热2小时。 2.5:外型尺寸:480×340×134(mm)。 2.6:重量:10Kg。 NAGKT-I electrical instrument test-bed First. Overview NAGKT-I digital electrical instrument calibration test bench (also called: digital multimeter calibrator, three-table calibrator) is a five-digit LED AC, DC standard voltage, current generator for Calibration digital meters, a variety of hands-meter and DC 0.2, the exchange of 0.5 below the various types of table head. (0 ~ 12MΩ); AC frequency of 50Hz, 60Hz, 400Hz (digital synthesis, the output voltage of the three-phase voltage range of 0 ~ Button to select). The above items and range conversion are converted by internal switches. Using the latest 16-bit A / D converter chip, conversion speed and accuracy has been greatly improved; AC / DC converter with true RMS value to ensure the accuracy of AC output; linearity is good. Using a new type of composite high-power amplifier, the output power of strong, high reliability, low distortion. Output adjustment using imported potentiometer, long life, high fineness regulation. The machine adopts "closed-loop control", the output stability is high. Voltage short-circuit, open current automatic protection, in full compliance with the new three table identification procedures. Second, the working principle: The instrument has a digital synthesis sine wave generator unit, power amplifier unit, power and protection unit, range unit, A / D unit, display unit, keyboard unit and standard resistors and other components. Third, the technical performance: 2.1 Performance parameters: Item Test Range Output Range Resolution Max Output Accuracy(23℃±2℃) DC Voltage 500mV 0~550.00mV 0.01mV 100mA ±(Read value×0.05%+max data×0.01%) ±(Reading value × 0.05% + full scale value × 0.01%) 5V 0~5.5000V 0.1mV 100mA 50V 0~55.000V 1mV 100mA 500V 0~550.00V 10mV 20mA 1KV 0~1050.0V 100mV 10mA DC Current 500uA 0~550.00uA 0.01uA 2V ±(Read value×0.1%+max data×0.02%) ±(Reading value × 0.1% + full scale value × 0.02%) 5mA 0~5.5000mA 0.1uA 2V 50mA 0~55.000mA 1uA 2V 500mA 0~550.00mA 10uA 2V 5A 0~5.5000A 100uA 1.5V ±(Read value×0.1%+max data×0.04%) ±(Reading value × 0.1% + full scale value × 0.04%) 10A 0~11.000A 1mA 1.5V AC Voltage 500mV 0~550.00mV 0.01mV 100mA ±(Read value×0.1%+max data×0.05%) ±(Reading value × 0.1% + full scale value × 0.05%) AC I 1mA not included 5V 0~5.5000V 0.1mV 100mA 50V 0~55.000V 1mV 100mA 500V 0~550.00V 10mV 20mA 1KV 0~1050.0V 100mV 10mA AC Current 500uA 5mA 0~5.5000mA 0.1uA 2V 50mA 0~55.000mA 1uA 2V 500mA 0~550.00mA 10uA 2V 5A 0~5.5000A 100uA 1.5V ±(Read value×0.1%+max data×0.01%) ±(Reading value × 0.1% + full scale value × 0.01%) 10A 0~11.000A 1mA 1.5V Middle Data Resistace Display Data Power Accuracy 10Ω、24Ω、50Ω、100Ω、240Ω 500Ω、1kΩ、2.4kΩ、5kΩ 10kΩ、24kΩ、10kΩ、24kΩ 50kΩ、100kΩ、240kΩ、500kΩ、1MΩ、2.4MΩ 5MΩ、10 MΩ、24 MΩ 0.25W ±(Display data×0.1%+10mΩ) ±(Reading value×0.1%+10mΩ) 2.2: AC distortion: less than 1%. 2.3: DC ripple factor: not more than 0.5%; current 10A not more than 3%. 2.4: Stability: the instrument warm-up after one hour, 1 minute output drift should be less than the full range of the basic range of ± 0.05%, for pcision measurements need to warm up 2 hours. 2.5: Overall dimensions: 480 × 340 × 134 (mm). 2.6: Weight: 10Kg.

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南澳电气专业生产NAGKT-I数字式高精度电气仪表试验台
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