产品简介
NAMD高精度SF6密度继电器检验仪是*高精度仪器，仪器关键器件全部采用精密进口件，通过高精度压力传感器及高精度A/D、D/A转换器，结合高性能32位ARM单片机和TI公司的高速信号处理芯片，能自动完成对密度继电器的校验，能准确测量信号动作时当前温度下的压力值并自动完成任意环境温度至20℃时的标准压力换算，能自动打印试验数据并自动存储以备查阅，整个过程不须人工干预，并自动识别测试过程中的故障，体现了仪器“智能型”的特点。仪器具有高精度，高稳定性，高可靠性的特点。
产品别名
SF6密度继电器校验仪，全自动密度继电器测试仪，六氟化硫密度继电器校验仪，SF6气体密度继电器校验仪，SF6密度继电器测试仪，密度继电器校验仪
产品特性
1)本产品采用32位ARM单片机和TI公司的高速信号处理芯片进行检测与控制，集成程度高。机电一体化设计，精度高，重复性好，可靠性高。
2)配置了大屏幕中英文液晶屏和旋转鼠标（一键飞梭）人机接口，操作简单、界面美观，所有参数及状态一目了然。
3)自动完成压力测量和20℃值转换，从而完成了压力、温度间的动态自动补偿。并显示被测环境温度下的压力、20℃时环境温度下的压力、环境温度。解决了SF6气体密度继电器现场校验难的问题。
4)所有测试过程自动由仪器完成，不用人工干预，避免了繁琐的人工气路调节操作。
5)汉字报表式打印测试结果，并对试验结果进行智能分析。
6)能同时存储50次试验结果，并具有掉电数据保护功能，可随时查询和打印以前的试验结果。
7)校验过程中无需恒温室，可以在任意有效温度范围内对SF6气体密度继电器、压力表进行校验。
8)配有多种型号过渡接头，大多数型号开关的密度继电器不用拆卸即可进行现场校验。
9)校验过程中耗气量极少，不浪费SF6气体，测试成本低，对环境无污染。
10)具有在线修改系统时钟的功能。
11)具有在线修改系统压力功能，可以现场修正。
12)核心元器件采用进口元件，性能可靠。
13)能同时测试一组报警信号、二组闭锁信号。
14)本产品为便携式工具，使用方便可靠，是SF6密度继电器校验的*选择。
产品参数
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工作电压 |
AC220V、50Hz |
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功 率 |
50W |
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精 度 |
0.5级 |
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压力显示分辨率 |
0.001MPa |
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压力校验范围 |
0～1.0MPa |
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环境温度显示分辨率 |
0.1 ℃ |
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环境温度测量范围 |
-50℃～150℃ |
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工作湿度 |
≤90%RH |
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校验对象 |
单报警、单闭锁、单报警单闭锁、单报警双闭锁 |
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显示方式 |
320×240图形点阵单色液晶屏 |
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操作方式 |
旋转鼠标（一键飞梭）输入 |
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打印机型 |
高速微型打印机 |
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打印方式 |
汉字报表式打印 |
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存储容量 |
可同时存储50次试验结果 |
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体 积 |
主 机 |
365mm×300mm×220mm |
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附件箱 |
390mm×360mm×225mm |
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SF6气体密度显示方式 |
被测环境下的压力、20℃时的等效压力。 |
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重 量 |
主 机 |
6.0kg |
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附件箱 |
9.80Kg |
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Product introduction
NAMD Series SF6 density relay test instrument is the latest high-precision instruments, its key parts all imported from foreign countries, used high accuracy pressure sensor and A/D,D/A transducer, combined with 32 ARM single-clip and high speed signal dealing clip of TI, can finish the test for SF6 Intensity Delay automatically, can correctly test the pressure under signalizing activity, and finish the standard pressure conversion under 0~20℃, can save and print the test results, the whole procedure need not people control, can automatically indentify the fault during the test. Its with the features: high accuracy, high stability, strong reliability.
Also called name
SF6 density relay calibrator, automatic density relay tester, density relay calibrator sulfur hexafluoride, SF6 gas density relay calibrator, SF6 density relay tester, density relay calibrator
The Characteristics of the products
1. Use 32 ARM single-clip and high speed signal dealing clip of TI to test and control, with high integrated degree, electromechanical integration design, with high accuracy, good reproducibility and strong reliability.
2. Equipped with monochrome LCD and soft keyboard man machine interface, easy to operate, with beautiful appearance.
3. Automatically finish the conversion between pressure measurement and 20℃, thereby finish the dynamic automatic compensation between pressure and temperature. And display the pressure of the measured environment, the equivalent pressure under 20℃, temperature.
4. The device automatically finish the test, do not need people's intervention
5. Print the test results in report, and intelligent analysis the results.
6. Can save the test results for 50 tests, can review and print the historical test results at any time.
7. Do not need thermostatic chamber during the test, can calibrate the SF6 density, pressure meter at any available temperature.
8. Equipped with many kinds of transition joint, for most of the density relay tester can do field test without disassembly.
9. Will not waste SF6 during the test, with low test cost, without pollution to environment.
10. Can online modify the system time.
11. Can online modify the system pressure on site.
12. Its key parts all imported from foreign countries, with reliable property.
13. Can test on group alarm signal , two groups atresia signal.
14. This product is portable device, easy and reliable to use, it is the ideal equipment for SF6 density tests.
The parameters of the products
1. working voltage: AC220V、50Hz
2. power:50W
3. accuracy:0.5
4. pressure display resolution:0.001MPa
5. voltage measurement range:0~1.0MPa
6. temperature display resolution:0.1℃
7. temperature measurement range:-50℃~150℃
8. humidity:≤90%RH
9. Test
10. display:320×240 Graphics Dot Matrix monochrome LCD
11. operation: soft keyboard
12. printer: high-speed micro printer
13. print method: report type
14. Storage Capacity: can save 50 test results at the same time
15. dimensions: host 365mmx300mmx220mm
16. accessory case 390mmx360mmx225mm
17. NAMD SF6 density display: the pressure of the measured environment, the equivalent pressure under 20℃
18. weight:6.0Kg
19. accessory case weight:9.8Kg
