| 非接触式* |
| non-contact infrared thermometer | |
| | | | |
| general features & specifications | 一般功能和规格 | |
| |
| 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 | | | |
