| |
AR-842A |
AR-852A |
AR-872S |
|
TemperatureRange |
-18℃～330℃ |
-18℃～500℃ |
-18℃～1050℃ |
|
測(cè)溫范圍 |
0～626℉ |
0～932℉ |
0～1922℉ |
|
Accuracy |
±2%or±2℃ |
±2%or±2℃ |
±2%or±2℃ |
|
測(cè)溫精確度 |
|
℃/℉ Selection |
√ |
√ |
√ |
|
℃/℉溫度單位轉(zhuǎn)換 |
|
Distance Spot Ratio |
12:1 |
12:1 |
12:1 |
|
測(cè)量距離比率 |
|
Data Hold Function |
√ |
√ |
√ |
|
數(shù)據(jù)保持顯示功能 |
|
Auto Power Shut Off |
√ |
√ |
√ |
|
自動(dòng)關(guān)機(jī)功能 |
|
Emissivity |
√ |
√ |
√ |
|
發(fā)射率 |
|
Backlight Display Selection |
√ |
√ |
√ |
|
背光顯示選擇功能 |
|
Laser Target Pointer Selection |
√ |
√ |
√ |
|
鐳射目標(biāo)顯示選擇功能 |
|
Average And Difference Function |
√ |
√ |
√ |
|
平均值和溫差測(cè)量功能 |
|
Max And Min Function |
√ |
√ |
√ |
|
、最小值測(cè)量功能 |
|
High Low Temperature Alarm Setup |
√ |
√ |
√ |
|
高低溫報(bào)警設(shè)定功能 |
|
Data Store/Recall Function |
√ |
√ |
√ |
|
測(cè)量數(shù)據(jù)儲(chǔ)存功能（斷電記憶） |
|
Response Time & Wavelengh |
500ms & (8-14)um |
500ms & (8-14)um |
500ms & (8-14)um |
|
響應(yīng)時(shí)間和響應(yīng)值長 |
|
Repeatability |
±1%or±1℃ |
±1%or±1℃ |
±1%or±1℃ |
|
重復(fù)性 |
