| general features & specifications |
一般功能和规格 |
|
|
|
|
|
ar802 |
ar-842 |
ar-852 |
| temperature range |
-18℃~280℃ |
-18℃~330℃ |
-18℃~500℃ |
| 测温范围 |
0~536℉ |
0~626℉ |
0~932℉ |
| 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 |
8:1 |
12:1 |
12:1 |
| 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 |
| low battery indication |
√ |
√ |
√ |
| 低电显示功能 |
| backlight display se-lection |
√ |
√ |
√ |
| 背光显示选择功能 |
| laser target pointer se-lection |
√ |
√ |
√ |
| 镭射目标显示选择功能 |
| emissivity |
0.95 |
0.95 |
0.95 |
| 发射率 |
| 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 |
| lcdsize |
28.5*26.5mm |
37*35mm |
37*35mm |
| lcd尺寸 |
| productcolor |
yellow+black |
dark gray+yellow |
dark gray+red |
| 产品颜色 |
黄+黑 |
深灰+黄 |
深灰+红 |
| product net weight |
168g |
210g |
210g |
| 产品净重 |
| product size |
146*80*38mm |
175*100*49mm |
175*100*49mm |
| 产品尺寸 | |
| |
| 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 |
55.0*45.0*32.5cm |
55.0*45.0*32.5cm |
55.0*45.0*32.5cm |
| 标准外箱毛重 |
14.7kg |
14.7kg |
14.7kg |
| 包装方式2(other countries) |
blister |
blister |
blister |
| standard quantityper carton |
40 |
40 |
40 |
| standard carton size |
62.0*44.2*28.0cm |
62.0*44.2*28.0cm |
62.0*44.2*28.0cm |
| standard carton gross weight |
11.0kg | |