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general features & specifications | 一般功能和规格 |
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| ar-872a | ar-882a | ar-892 |
temperature range | -18℃~1250℃ | -18℃~1500℃ | -18℃~1800℃ |
测温范围 | 0~2282℉ | 0~2732℉ | 0~3272℉ |
accuracy | ±2%or±2℃ | ±2%or±2℃ | ±2%or±2℃ |
测温精确度 |
℃/℉ se-lection | √ | √ | √ |
℃/℉温度单位转换 |
distance spot ratio | 50:1 | 50:1 | 80:1 |
测量距离比率 |
data hold function | √ | √ | √ |
数据保持显示功能 |
auto power shut off | √ | √ | √ |
自动关机功能 |
emissivity | 0.1~0.99(可调) | 0.1~0.99(可调) | 0.1~0.99(可调) |
发射率 |
resolution | 0.1℃or0.1℉(<1000℃) 1℃or1℉(≤1000℃) | 0.1℃or0.1℉(<1000℃) 1℃or1℉(≤1000℃) | 0.1℃or0.1℉(<1000℃) 1℃or1℉(≤1000℃) |
解析度 |
laser target pointer se-lection | √ | √ | √ |
镭射目标显示选择功能 |
average and difference function | √ | √ | √ |
平均值和温差测量功能 |
backlight display se-lection | √ | √ | √ |
背光显示选择功能 |
tripod mounting | √ | √ | √ |
可固定式 |
rs232 & dc output interface | √ | √ | √ |
rs232及dc信号输出口 |
data logging(data log timing setup) | √ | √ | √ |
预设间隔测量时间并保留数据 |
max and min function | √ | √ | √ |
zui大、zui小值测量功能 |
high low temperature alarm setup | √ | √ | √ |
高低温报警设定功能 |
high low temperature alarm setup | √ | √ | √ |
高低温报警设定功能 |
data store/recall function | √ | √ | √ |
测量数据储存功能 (断电记忆) |
response time & wavelengh | 500ms & (8-14)um | 500ms & (8-14)um | 500ms & (8-14)um |
响应时间和响应值长 |
repeatability | ±1%or±1℃ | ±1%or±1℃ | ±1%or±1℃ |
重复性 |
general characteristics | 一般特征 |
power | 9v alkaline battery | 9v alkaline battery | 9v alkaline battery | 供电 | 9v碱性电池 | 9v碱性电池 | 9v碱性电池 | lcd size | 44*37.5mm | 44*37.5mm | 44*37.5mm | lcd尺寸 | product color | yellow+black | yellow+black | dark gray+yellow | 产品颜色 | 黄+黑 | 黄+黑 | 深灰+黑 | product net weight | 480g | 480g | 480g | 产品净重 | product size | 220*134*60mm | 220*134*60mm | 220*134*60mm | 产品尺寸 |
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packing information | 包装 |
包装方式1(中国) | 彩盒包装 | 彩盒包装 | 彩盒包装 |
标准外箱容量 | 20 | 20 | 20 |
标准外箱尺寸 | 64*43*47cm | 64*43*47cm | 64*43*47cm |
标准外箱毛重 | 16.8kg | 16.8kg | 16.8kg |
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